Which of the following typically uses a keyboard for input?
The first microprocessor built by the Intel Corpn. was called
The microelectronics is the technology of
Who developed the first personal computer spreadsheet package called Visicalc?
When was the X Window System born?
A double sided magnetic disk pack has six disks. Can you tell how many surfaces of this pack are normally used?
The Santa Clara Valley, California is popularly known as Silicon Valley of America because
Which of the following professions has not been affected by personal computers?
What is the name given to the 8-bit unit used for coding data?
What technology is used for flat panel displays?
What is meant by the term RAM?
Magnetic tape can serve as :
Conversion of hexadecimal number 1D7F16 to a decimal number is
Microfilm reader is a
In magnetic disks, data is organized on the platter in a concentric sets of rings called
The data recording area between the blank gaps on magnetic tape is called a/ an:
Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?
Which term is not used to describe the memory component of a computer?
Who coordinates the sequencing of events within the central processor of a computer?
What type of computer programming is used for airplane ticket reservation system?
The output of a 2 input OR gate is 0 only when its
A high quality CAD system uses the following for printing drawing and graphs
A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called
The equipment with which the computer talks to its users is called a
In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of a register?
The term gigabyte refers to
The CPU chip used in a computer is partially made out of
Which of the following best describes a computer-based information system?
Accessing records from a file directly without searching from the beginning of the file is
When did IBM close the last of its punched card manufacturing plant?
The monitor of a computer is connected to it by a
In a punched card system, data is processed by a
A single bus structure is primarily found in
What is the highest address possible if 16 bits are used for each address?
An integrated circuit is
Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?
Which of the following bus types are used by the Apple Macintosh computer?
When the time to establish link is large and the size of data is small, the preferred mode of data transfer is
Group of instructions that directs a computer is called
A computer-controlled device for training exercises that duplicates the work environment is a:
Which of the following is not an output device of a computer?
Which of the following terms could be used to describe the concurrent processing of computer programs, via CRTs, on one computer system?
What is the name given to the specialized storage element in the processor unit of a computer which is used as a "scratch pad" during processing operations?
A large number of computers in a wide geographical area can be efficiently connected using
Which of the following is not an advantage of magnetic disk storage?
An advantage of blocking a tape is that
Perforated paper used as input or output media is known as
What is the byte capacity of a drum which is 5 inch high, 10 inch diameter, and which has 60 tracks per inch and bit density of 800 bits per inch?
Ethernet uses
What is the latest write-once optical storage media?
The data processing job expected to further decrease in the 1996s is that of:
A computer has no more sense than a light
The first large scale electronic computer which became operational in 1946 and contained approximately 18000 vacuum tubes and could perform 300 multiplications per second was known as
A computer program that converts an entire program into machine language at one time is called a/an
A logic gate is an electronic circuit which
Identity the advantages that Micro Channel Architecture offers over ISA.
Computer scientists are exploring the possibility of culturing bacteria to create living chips which have digital electronic properties. What are these chips called?
What is the name of the storage device which is used to compensate for the difference in rates of flow of data from once device to another?
In latest generation computers, the instructions are executed
Program execution time would be minimum if the programs are written in
A small square or rectangular piece of silica on which several layers of an integrated circuit are etched or imprinted is called
The processing capability of a microcomputer can be enhanced with the help of
Where are silicon chips manufactured in India?
A computer programmer
"The three most important inventions of this century are the nuclear bomb, the high yield hybrid speed, and the computer". Can you name the person who made this statement?
A menu-driven operating system is one which allows you to pick up from the menu of choices it displays on the screen. What is the name given to the images which are used in such image oriented menus?
What is the name of the earliest calculating machine which was based on concepts found in modern computers but was unfortunately never built?
The first machine to successfully perform a long series of arithmetic and logical operations was:
Which is used for manufacturing chips?
The 0 and 1 in the binary numbering system are called binary digits or _____
Floppy disks which are made from flexible plastic material are also called?
Which of the following tasks is not suited for sequential processing by a computer?
Which of the following is responsible for coordinating various operations using timing signals?
All calculations are performed and all comparisons are made in _____ unit.
The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in Electronic Data Processing system is called
The terminal device often used in checking charge cards that offers both a limited keyboard input and visual output is the:
The computer translates the condition of each switch to a number. What number is represented by the OFF state?
Who built the world's first electronic calculator using telephone relays, light bulbs and batteries?
Hard disks and diskettes are:
In digital data transmission
Which of the following is not one of the three primary functions that on-line direct-access systems can serve?
How many bits can be stored in the 8K RAM?
A code which uses more bits for each character then what is necessary is known as
Point out the odd item amongst the following
Access time in a computer memory is the time required to
In negative logic, the logic state 1 corresponds to
Which of the following is a part of the Central Processing Unit?
The least expensive OCR units can read
The input unit of a computer
File specification books are created primarily for the use of
Which of the following is used as storage locations both in the ALU and the control section of a computer?
The attribution of human form or qualities to things such as machines or computers is called
The technique designed to support the effective access of micro-filmed data is:
Which of the following persons probably has the least amount of technical knowledge?
What is the name of the computer terminal which gives paper printout?
The primary advantage of key-to-tape data-entry systems is:
An advantage of overlapped processing activities is:
Primary storage is _____as compared to secondary storage.
If the processor of a computer does not have a direct and unassisted access to data items, these items are said to be
A microprocessor integrates the arithmetic logic and control circuitry of a computer into one chip. The first microprocessor was built by a group of engineers at the Intel Corpn. Can you tell who headed this group?
In the IBM PC-AT, what do the words AT stand for?
The punched card used in the IBM System/3 contains
Which of the following is associated with networks?
Which was the first computer to use transistors instead of vacuum tubes?
A CPU's processing power is measured in:
The binary equivalent of the Hexadecimal number 7BD is
Which of the following is non-impact printer?
In which year was the PC voted 'The Machine of the Year's by the American Time magazine?
When used with I/O devices, the term intelligent implies
A prefix for billion which is equal to _____ is called as billi.
The operation of a digital computer is based on _____ principle.
Which of the following Indian companies designs and manufactures super- computers?
Which of the following is not a sequence storage device?
The computers that we use are digital whereas we live in an analog world which means that we have to translate analog data into digital data. What is the name of the circuit which helps us in this conversion?
Which of the following statements best describes the batch method of input?
What is the name of the memory card which is conceptually related to the smart card but is similar to the video disk?
In 1830, Charles Babbage disigned a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited?
Which of the following is used to check for errors in RAM chips?
Which of the following is not an alternative name for primary memory?
The first movie with terrific computer animation and graphics was released in 1982. What was its name?
Which of the following isn't used in the storage phase of a computer-based information system?
While buying a PC system, you should first
Which of the following is true?
CD-ROM is a
The disk concept for reducing time lost from rotational delay is:
What is meant by computer literacy?
Data System management has long-term viability as a separate business function because
Pick out the wrong statement.
Everything computer does is controlled by its
Which of the following is a non-impact printer?
In virtual storage, program segments stored on disk during processing are called:
Which of the following is usually a special one-time operation that must be completed over a limited time period?
A device or system not directly connected to the CPU is
The microprocessor of a computer cannot operate on any information if that information is not in its.
A device which converts human readable data into machine language is
What digits are representative of all binary numbers?
What is the name of the chip which has more than once processor on it?
Which of the following is a set of general purpose internal registers?
A family of polynomial block codes designed to correct burst errors is known as
To produce high-quality graphics (hardcopy) in color, you would want to use a(n)
The computer code for the interchange of information between terminals is
Which of the following is required when more than one person uses a central computer at the same time?
Which is not necessary when using bar codes in supermarkets?
The language that the computer can understand and execute is called
Design qualifications do not normally include
Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals.
The basic components of a modern digital computer are :
What does that acronym EGA stand for?
A beam of light used to record and retrieve data on optical disks is known as
Punched-card equipment was first introduced in Britain in 1904 by a small company. What was the name of that company?
The computer translates the condition of each switch to a number. What number is represented by the ON state?
A disk with usable recording surfaces on each side is known as
What is a portion of memory that serves as a temporary repository for data as it waits for a given action?
In serial, asynchronous transmissions, the ____ bit is used to signal the end of the character within the data frame.
Which is the acronym for Algol extended for design.
Which of the following are often used to ensure that data has been accurately input to the computer?
An input device that converts data punched into paper lape into a binary format is
A computer will function only if it
A memory in which the information is stored last is on top & is retrieved first is known as
Regarding a VDU, which statement is more correct?
Plotter accuracy is measured in terms of repeatability and
The minimum time delay required between the initiation of two successive memory operations is known as
Which of the following terms describe 1024 kilobytes?
The flow and timing to data to and from the microprocessor is regulated by
The total number of messages handled by a computerized telephone system on a daily basis is an example of:
An internal storage consisting of arrays of small rings of magnetic material called ferrite is
In the language of the computer profession, one thousand position of main storage is represented with the letter
Which of the following processor is software that accepts user ideas, manipulates and reorganises them in user-specified ways and then produces a refined model of those thoughts.
The word 'Computer' usually refers to the Central Processor Unit plus
The control of the jobs running within a system is
Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
'ITS' stands for
The most popular language for interactive use is
An error in computer data is called
Any piece of equipment forming an interface to a data communication system is
In which of the following, each data item contains at most 2 points
An input/output device at which data enters or leaves a computer system is
The fastest type of memory from the following list is
Which of the following is a secondary memory device?
The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is known as
The input and output devices are located away from the central computer facility in which particular type of processing.
Which is a swapping device is used to hold the images of pages in main memory.
A section of code that may only be executed by one process at any one time is
The latest PC keyboards use a circuit that senses the movement by the change in its capacitance. What are these keyboards called?
A step-by-step procedure used to solve a problem is called
Which memory is nonvolatile and may be written only once?
A random-access data storage device which gives rapid access to data is
A card on the top of pack of cards containing information about the cards in the pack is
Which term is used to describe RAM?
A type of core store that has a lower access time than the devices used for working store in the same processor is known as
What is the alternative name for a diskette?
Conversion of a hexadecimal number 4E16 to binary number is
A device that transmits messages in verbal form is
A standard tape recorder used to save or load computer information is known as
Which of the following functional components of a computer is responsible for the transient or temporary storage used by the CPU?
tarain or thaneswwer 2nd battle was fought between
A device that converts one type of signal into another is called
Which method is of reading the characters & providing input to a computer.
Which facilitates data processing capabilities at the location of the end-user.
The memory which is programmed at the time it is manufactured
When was the world's first laptop computer introduced in the market and by whom?
Example of non-numerical data is
Which selection below best describes the term data processing?
A device that both transmits and receives data, is
An automatic machine that performs routine seemingly human tasks is
IBM 7000 digital computer
The IC was invented at Texas instruments in year 1958 by
The personnel which deal with the computer and its management put together is known as
A path linking 2 hardware or telecommunication units down which data and control signals can be transmitted is
The unit of hardware an operator uses to monitor computer processing is the:
A framework in which circuit boards can he mounted is
What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?
The main purpose of the off line device is
The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately
Which of the following is a special purpose language used to describe to a computer's operating system.
Which of the following languages is the most widely used?
How many addresses are required for 25 x 40 video RAM?
Which of the following isn't a type of computer facility?
Which protocol has been standardised by the International Standards Organisation.
Which of the following is the largest and most powerful computer manufacture in the world
Which 8-bit chip was used in many of Tandy's TRS-80 computers?
Conversion of binary number 1011102 to octal is
A symbol that modifies an action is known as
The first computer used to store a program
RAM is also known as
Which of the following statements is false?
Hardware _____ memory is seldom used in modern computers.
Which language was created by Charles H. Moore at National Radio Astronomy Observatory.
An IC contains 50 gates each of which consists of 6 components. Its belong to
Which gate only sends one through if neither of its terminals receives a pulse.
Which is a basic technique, using activity networks.
A large computer designed to handle complex scientific calculations
The 7-bit ASCII code widely used
A technique for processing jobs on a first-come, first-served basis is known as
A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is
Which of the following languages is often translated to pseudo code?
The physical components of a computer system is
Processors of all computers, whether micro, mini or mainframe must have
A device used to bring information into a computer is
The pieces of equipment which are attached to the CPU of a computer and which it can access are called
What type of memory is not directly addressable by the CPU and requires special software called EMS (expanded memory specification)?
Number cruncher is the informal name for
Magnetic tape can serve as
Which is the first compiler-level language developed by a team of IBM programmers led by John Backus and unveiled in 1957?
The first mechanical calculator was invented in
Programmed instructions to the computer is known as
Which of the following is also known as SOROBAN
A repository for data, usually covering specific topic is
The disadvantage of dynamic RAM over static RAM is
Which of the following is true concerning personal computers?
Which of the following machines are characterised by electronic tube circuitry, delay line, rotating or electrostatic memory.
A memory that is capable of determining whether a given datum is contained in one of its addresses is
The smallest logical data entity is called a data item or data
Conversion of a hexadecimal number 3D16 to binary number is
Programs prepared by an outside supplier & privided to a user in a machine readable form is known as
An input device that uses switch contacts placed under a plastic pad which may be inscribed with symbols is known as
Pictures or drawings, typically displayed on a VDU to allow users to select program options is called
A monitor looks like a TV set but it does not
The earliest device that qualifies as a digital computer is
One million bytes of information is abbreviated as
Which memory stores the values of variables.
The first IBM PC did not have any
Which device uses much less computer time than the light pen and gives resolutions equal to that of the CRT display.
The process used to set up a programs once the system is operational is
A terminal having local processing capability is
The _____ provides a path between the CPU and peripheral devices, which are connected via interface cards.
Which of the following programs give instructions about operations inside the computer
The magnetic disks and drums are like recirculating shift registers because
Which of the following time will normally be determined by the requirements of the device to which the transfer is being made
One of a class of storage devices that can access storage locations in any order is
A hand-held device which reads marks or characters on paper by detecting photo-sensitivity is known as
Tiny rings made of magnetic material that can be polarised to represent binary 1 or 0 is called
A computer program that instructs other programs to perform a particular type of operation is
A hard copy would be prepared on a
Which was the world's first minicomputer and when was it introduced?
What is the acronym for Single In-Line Memory Module?
A device used to measure the circuit density of a chip is
Which type of processing that produces output results immediately after input data are entered into a computer system
A printer in which the characters are embossed on a band is
A type of simulation method using random numbers to determine the evolution of a system is
A database management system based on the concept of ownership is
Which of the following printers, are you sure will not to use if your objective is to print on multicarbon forms?
The term MIPS refers to _____
The primary memory of a personal computer consists of:
A software package to implement a data base is
Methods used to organise and physically store disk data are cylinder and
A dot-matrix printer
What was the name of the first commercially available micro¬processor chip?
The term "memory" applies to which one of the following
The working principles of today's computers were provided by an English mathematician
A new technology which provides the ability to create an artificial world and have people interact with it is called
The proper definition of a modern digital computer is
Data systems for planning are often called
Which of the following is not used as secondary storage
A device that can accept data, hold them&deliver them on demand at a later time is known as
A magnetic tape volume that is used on a data processing operation without any change to its contents is
An output device that converts data from a binary format in main storage to coded hole patterns punched into a paper tape is
A computer performs operations by comparing data items and then, depending on the results, follows predetermined course of action. What are such operations called?
A file that includes an index directory to facilitate random access is
The data bus in 8080A/8085 microprocessor is a group of
Control of computer system or subsystem operation by an operator who may intervene at arbitrary times is
In which of the following terminals the screen is regarded as an array of pixels, where each pixel is either on or off?
Which language has been selected as the basis for the Japanese "fifth generation" computers.
A notation for defining the form and structure of data is known as
The CPU is made up of control unit ALU and
In digital computer, all the expressions are coded into
In computer terminology a compiler means
Which part of computer performs functions similar to the cerebrums of the above cardiac and nervous system of a human body.
A storage area used to store data to compensate for the difference in speed at which the different units can handle data is
A memory that contains a fine pattern of data permanently defined is
What is the number of bits needed for an address in a 4 K memory?
Conversion of an octal number 1068 to binary number is
The physical equipment made oi various metals, silicon and plastic components that make up the parts of a computer is called
Who launched IBM's First PC in 1981?
Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called
How many operations per second can perform by a modern fast mainframe digital computer.
A connection between two end points, either physical or logical, over which data may travel in both directions simultaneously is called _____
Which is part of a computer system, enables human operators to communicate with the computer.
Who invented the microprocessor?
Sending data from one place to another, by physical or electronic means is
A method for representing digital data analog signals by changing the phase of the analog carrier to represent the digital information is known as
A device that stores one item of information is
MODULA is a
A register in which of the following that holds the current instruction while it is being executed is called instruction register.
The OCR stand for?
Which of the following is a data communication link that connects more than two stations, nodes etc
The two basic types of record-access methods are:
Which functional component of a computer is responsible for the computing?
Punched cards are associated with the name
The light pen was developed in
The two main components of the CPU is
A factor which might cause an individual to consider using a computer in criminal activities is:
Transmission and presentation of text and graphics is called
Which of the following is directry controlled from a keyboard.
Which of the following is a machine for reading documents that are encoded in a way that is readable by person and machine.
Which of the following does not affect the resolution of a video display image?
Which was the first commercial computer built by M.V. Wilkies.
Disketts and hard disks are
If you see a diskette with a piece of foil covering its notch, it is said to be
No computer can do anything without a
The estimation of the value of a function at a point beyond the interval in which the data lies is called known as
An input device that is able to interpret pencil marks on paper media is known as
Front-end processor is a _____ designed specifically to handle the communications processing task.
The shifting of a program from one of the memory addresses to another is
Arranging data in a specific order is called
The area of computer science which is concerned with the display of pictures is
Which of the following is a computer memory that can be programmed once, but not reprogrammed.
A programming language intended to solve a no. of different types of problems is
Which of the following is used as a primary storage device?
A program used to detect overall system malfunction is
A computer, by definition, is any device that computers. This broad definition includes which of the following?
What was the computer conceived by Babbage?
A acronym for the organisation that publishes programming language standard is
Which of the following is used to make a programs run when the computer is switched on.
A micro processor chip used in a PC system
ILLIAC is a
An electrical inter-connection that permit 8 or more bits of data to be moved in the same instant of time is called
The hardware in which data may be stored for a computer system is called
Conversion of an octal number 738 to binary number is
Software that's loaded into a computer primary storage area is known as
Which of the following are the building blocks of all the circuits in a computer.
How many symbols exist in Baudot code?
Which gate sends on a pulse when it receives one at either or both of its terminals.
A circuit which can store information is known as
Where was the India's first computer installed and when?
A language based on graphics for use in education is
Non-volatility is an important advantage of
Which company produces processors for the Apple Macintosh?
The essential features of a number system are
Which of the following high speed non¬impact printers are fast enough to print the entire book in about 1 minute.
An identifying label on the first record of magnetic tape is
Super computers are primarily useful for
A reflective marker that indicates the end of the usable tape is
Which of the following are not likely to be found on a PC main circuit board
A specific part of an arithmetic & logic unit that is used to perform the operation of multiplication is
Which of the following is used for input and output both
Character readers are those devices which read the characters printed on the source documents and then convert them directly into computer-usable input. Which of the following is not a character reader?
SPSS stands for
An Integrated Circuit (IC) is
The 2's complement number of 110010 is
The purpose of an application program is to
Which of the following translate back from machine code something resembling the source language
Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?
Serial access memories are useful in applications where
A six - digit card field used for postal ZIP codes is defined as
The octal equivalent of the number 11010.1011 is
Super-computers
A special type of device which uses an ordinary telephone with a computer is
The first electronic general purpose digital computer built by Mauchly and Eckert called ENIAC did not work on the stored program principle. How many numbers could it store in its internal memory?
A hand-held device for optically reading bar codes on goods, labels & shelves is
In analog computer
The decimal equivalent of the binary number 11100001111 is
A disk storage medium in the form of an assembly containing a single rigid magnetic disk permenently is
The benefit of using computers are that
Which is a Common-Business oriented language.
Software instructions intended to satisfy a user's specific processing needs are called _____.
Which of the following file organizations is most efficient for a file with a high degree of file activity?
What is the name of the reading device which mades use of photosensors and laser technologies to interpret printed, typed or even hand-written data directly from the source documents?
A(n) ____ device is any device that provides information which is sent to the CPU.
The range of frequencies available for data transmission is known as
Full adder has
Which major development led to the production of microcomputers?
The first computer made available for commercial use was
In which mode, each user has a local input/output device.
Sometime data are gathered over a period of time and collected into a group before entering them into a computer for processing. What type of processing is it called?
Which of the following is considered a direct-entry input device?
A physical connection between the microprocessor memory and other parts of the microcomputer is known as
An IBM System/38 represents the computer class of:
Which hole is used to mark the location of the first sector in a soft-sectored disk.
Which system was developed by Rank-Xeron for use with office computers and other equipment.
Bubble memory is a
Any method for controlling access to or use of memory is known as
If, in a computer, 16 bits are used to specify addresses in a RAM, the number of addresses will be
What is the storage capacity of a Hollerith card which is organized into nibbles?
A type of instruction that can produce several lines of machine language code is a
A common use of computer in office is for
The imitation of one device or system by another is
A type of semiconductor memory that usually has small capacity but very fast access is
Third generation computers
High-level languages are not concerned with computer but with
Which of the following term is used in connection with the organisation of files in ALGOL 68
The methods used by COBOL to define that structure of a data item in terms of characters, digits, etc. is
Which of the following transfers data contained on computer cards to the computer system.
The difference between memory and storages is that memory is _____ and storage is _____
Which most popular input device used today for interactive processing & for the on line entry of data for batch processing.
A fully functional computing device containing all the elements of a computer which is built around a MICROPROCESSOR is known as
There are historical evidences to prove that abacus was first used in
A class of random access memory that requires periodic servicing in order for the contents to remain valid is
Computer can not do anything without a
The ability of a computer system to remain operational despite various failures is
The third generation of computers covers the period:
An electronic logic gate whose output is logic 0 only when all inputs are logic 1 is
Which of the following is the expansion of EBCDIC
A vertically aligned set of tracks on a disk pack is known as
Which is an electronic device that can store temporarily a single bit of data.
A digital device that processes data is known as
A generalised software package produced to meet the bugs of a variety of data processing users is known as
Who is 1988 announced the latest version of CD-ROM called CD-ROMXA (extended architecture) which provides a documented means of integrating digital audio with computer data on a CD-ROM disk?
What is the name of the display feature that highlights areas of the screen which require operator attention?
To set a register or counter to the all-zero-state is
Which is used to store firmware.
Which of the following is NOT a primary storage device?
A device that prints one character at a ! time is kknown as
A mechanism for arranging controlled access to a shared resource is
A data item which is not broken down into smaller units is _____
A computer is a box full of electronic
What are the concentric circles on floppy disks know as?
A one-bit signal that indicates the start of data transmission by an asynchronous device is
Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as
An electronic circuit with about 20 transistors fabricated on a silicon chip is known as
Instructions and memory addresses are represented by
Which type of computers use the 8 bit code called EBCDIC?
Which generation of computers is covered by the period 1964-77?
First CAD system called AutoCAD for the PCs was announced in the year 1982. Can you tell who announced it?
Main storage is also called
Which printer is very commonly used for desk-top publishing?
Hard disks are formatted in the same manner as floppy disks. However, before a hard disk can be formatted, it must first be _____
The no of logical records in a physical record is
Personnel who design, program, operate and maintain computer equipment refers to
The magnetic storage chips used to provide nonvolatile direct access storage of data and that have no moving parts are known as
In the third generation of computers:
A common example of a data storage medium is
IBM-PC is an example of
Which of the following will happen when data is entered into a memory location?
All inputs must be in ON position to have an output is known as
The intersection of a column and row in a spreadsheet is called a bon or
A magnetic storage device on which data is stored on a cylindrical drum, subdivided into tracks is known as
The number of bits that are typically stored on each track of a magnetic disk is usually
The silicon chips used for data processing are called
The code that should be adequate for present and anticipated data processing both for machine and human use is
What is the number of bit patterns provided by a 7-bit code?
The basic unit within a computer store capable of holding a single unit of data is
A system program which helps the execution of user programs is known as
LISP was developed by
The first mechanical calculating machine was made by
Which programming language is much in vogue among users of microcomputers
Multiplication of 1112 by 1012 is
Which of the following registers is used to keep track of address of the memory location where the next instruction is located?
Which is not a factor when categorizing a computer?
Conversion of an octal number 208 to its binary number is
Which of the following is a system programming language for micro-computers in the Intel family.
Which of the following can be output by a computer?
Sequential file organization is most appropriate for which of the following applications?
Who is called the "grand father" of the computer?
Which input device is able to scan & interpret an entire page that is typed in a special font
A half byte is know is
Which language is used in the areas of pattern recognition, artificial intelligence & for simulation of games.
Which company is the biggest player in the microprocessor industry?
A medium for transferring data between two locations is called
An adder in which the bits of the operands are added one after another is
The OR, XOR & AND functions can be performed by _____ of the computer in a CPU.
A prewritten program that's sold to perform a common task is called an application
Locations in the main memory of a computer are called
Which of the following is a communication network that is devoted to carrying computer information.
The minimum number of MOS transistors required to make a dynamic RAM cell is
Conversion of an octal number 1428 to binary number is
Which of the following is used as "Input device" for the computer?
A machine associated with card-based data processing is
The most popular language used with microcomputers and time-shared mini computers, is an easy-to-use high level language.
Primary storage is _____ as compared to secondary storage.
Offline device is
The process of fetching and executing instructions, one at a time, in the order of increasing addresses is known as
What is the term which represents the use of links between information of all sorts whether text, graphics, video oi audio-based?
Codes which do not require to be frequently updated also promote user efficiency due to
A packet switching network that was sponsored by the Commission of the EEC and became operational in 1979 is
What is the standard code the computer industry created to represent characters?
The first microprocessor built by the Intel Corpn. was called
The microelectronics is the technology of
Who developed the first personal computer spreadsheet package called Visicalc?
When was the X Window System born?
A double sided magnetic disk pack has six disks. Can you tell how many surfaces of this pack are normally used?
The Santa Clara Valley, California is popularly known as Silicon Valley of America because
Which of the following professions has not been affected by personal computers?
What is the name given to the 8-bit unit used for coding data?
What technology is used for flat panel displays?
What is meant by the term RAM?
Magnetic tape can serve as :
Conversion of hexadecimal number 1D7F16 to a decimal number is
Microfilm reader is a
In magnetic disks, data is organized on the platter in a concentric sets of rings called
The data recording area between the blank gaps on magnetic tape is called a/ an:
Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?
Which term is not used to describe the memory component of a computer?
Who coordinates the sequencing of events within the central processor of a computer?
What type of computer programming is used for airplane ticket reservation system?
The output of a 2 input OR gate is 0 only when its
A high quality CAD system uses the following for printing drawing and graphs
A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called
The equipment with which the computer talks to its users is called a
In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of a register?
The term gigabyte refers to
The CPU chip used in a computer is partially made out of
Which of the following best describes a computer-based information system?
Accessing records from a file directly without searching from the beginning of the file is
When did IBM close the last of its punched card manufacturing plant?
The monitor of a computer is connected to it by a
In a punched card system, data is processed by a
A single bus structure is primarily found in
What is the highest address possible if 16 bits are used for each address?
An integrated circuit is
Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?
Which of the following bus types are used by the Apple Macintosh computer?
When the time to establish link is large and the size of data is small, the preferred mode of data transfer is
Group of instructions that directs a computer is called
A computer-controlled device for training exercises that duplicates the work environment is a:
Which of the following is not an output device of a computer?
Which of the following terms could be used to describe the concurrent processing of computer programs, via CRTs, on one computer system?
What is the name given to the specialized storage element in the processor unit of a computer which is used as a "scratch pad" during processing operations?
A large number of computers in a wide geographical area can be efficiently connected using
Which of the following is not an advantage of magnetic disk storage?
An advantage of blocking a tape is that
Perforated paper used as input or output media is known as
What is the byte capacity of a drum which is 5 inch high, 10 inch diameter, and which has 60 tracks per inch and bit density of 800 bits per inch?
Ethernet uses
What is the latest write-once optical storage media?
The data processing job expected to further decrease in the 1996s is that of:
A computer has no more sense than a light
The first large scale electronic computer which became operational in 1946 and contained approximately 18000 vacuum tubes and could perform 300 multiplications per second was known as
A computer program that converts an entire program into machine language at one time is called a/an
A logic gate is an electronic circuit which
Identity the advantages that Micro Channel Architecture offers over ISA.
Computer scientists are exploring the possibility of culturing bacteria to create living chips which have digital electronic properties. What are these chips called?
What is the name of the storage device which is used to compensate for the difference in rates of flow of data from once device to another?
In latest generation computers, the instructions are executed
Program execution time would be minimum if the programs are written in
A small square or rectangular piece of silica on which several layers of an integrated circuit are etched or imprinted is called
The processing capability of a microcomputer can be enhanced with the help of
Where are silicon chips manufactured in India?
A computer programmer
"The three most important inventions of this century are the nuclear bomb, the high yield hybrid speed, and the computer". Can you name the person who made this statement?
A menu-driven operating system is one which allows you to pick up from the menu of choices it displays on the screen. What is the name given to the images which are used in such image oriented menus?
What is the name of the earliest calculating machine which was based on concepts found in modern computers but was unfortunately never built?
The first machine to successfully perform a long series of arithmetic and logical operations was:
Which is used for manufacturing chips?
The 0 and 1 in the binary numbering system are called binary digits or _____
Floppy disks which are made from flexible plastic material are also called?
Which of the following tasks is not suited for sequential processing by a computer?
Which of the following is responsible for coordinating various operations using timing signals?
All calculations are performed and all comparisons are made in _____ unit.
The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in Electronic Data Processing system is called
The terminal device often used in checking charge cards that offers both a limited keyboard input and visual output is the:
The computer translates the condition of each switch to a number. What number is represented by the OFF state?
Who built the world's first electronic calculator using telephone relays, light bulbs and batteries?
Hard disks and diskettes are:
In digital data transmission
Which of the following is not one of the three primary functions that on-line direct-access systems can serve?
How many bits can be stored in the 8K RAM?
A code which uses more bits for each character then what is necessary is known as
Point out the odd item amongst the following
Access time in a computer memory is the time required to
In negative logic, the logic state 1 corresponds to
Which of the following is a part of the Central Processing Unit?
The least expensive OCR units can read
The input unit of a computer
File specification books are created primarily for the use of
Which of the following is used as storage locations both in the ALU and the control section of a computer?
The attribution of human form or qualities to things such as machines or computers is called
The technique designed to support the effective access of micro-filmed data is:
Which of the following persons probably has the least amount of technical knowledge?
What is the name of the computer terminal which gives paper printout?
The primary advantage of key-to-tape data-entry systems is:
An advantage of overlapped processing activities is:
Primary storage is _____as compared to secondary storage.
If the processor of a computer does not have a direct and unassisted access to data items, these items are said to be
A microprocessor integrates the arithmetic logic and control circuitry of a computer into one chip. The first microprocessor was built by a group of engineers at the Intel Corpn. Can you tell who headed this group?
In the IBM PC-AT, what do the words AT stand for?
The punched card used in the IBM System/3 contains
Which of the following is associated with networks?
Which was the first computer to use transistors instead of vacuum tubes?
A CPU's processing power is measured in:
The binary equivalent of the Hexadecimal number 7BD is
Which of the following is non-impact printer?
In which year was the PC voted 'The Machine of the Year's by the American Time magazine?
When used with I/O devices, the term intelligent implies
A prefix for billion which is equal to _____ is called as billi.
The operation of a digital computer is based on _____ principle.
Which of the following Indian companies designs and manufactures super- computers?
Which of the following is not a sequence storage device?
The computers that we use are digital whereas we live in an analog world which means that we have to translate analog data into digital data. What is the name of the circuit which helps us in this conversion?
Which of the following statements best describes the batch method of input?
What is the name of the memory card which is conceptually related to the smart card but is similar to the video disk?
In 1830, Charles Babbage disigned a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited?
Which of the following is used to check for errors in RAM chips?
Which of the following is not an alternative name for primary memory?
The first movie with terrific computer animation and graphics was released in 1982. What was its name?
Which of the following isn't used in the storage phase of a computer-based information system?
While buying a PC system, you should first
Which of the following is true?
CD-ROM is a
The disk concept for reducing time lost from rotational delay is:
What is meant by computer literacy?
Data System management has long-term viability as a separate business function because
Pick out the wrong statement.
Everything computer does is controlled by its
Which of the following is a non-impact printer?
In virtual storage, program segments stored on disk during processing are called:
Which of the following is usually a special one-time operation that must be completed over a limited time period?
A device or system not directly connected to the CPU is
The microprocessor of a computer cannot operate on any information if that information is not in its.
A device which converts human readable data into machine language is
What digits are representative of all binary numbers?
What is the name of the chip which has more than once processor on it?
Which of the following is a set of general purpose internal registers?
A family of polynomial block codes designed to correct burst errors is known as
To produce high-quality graphics (hardcopy) in color, you would want to use a(n)
The computer code for the interchange of information between terminals is
Which of the following is required when more than one person uses a central computer at the same time?
Which is not necessary when using bar codes in supermarkets?
The language that the computer can understand and execute is called
Design qualifications do not normally include
Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals.
The basic components of a modern digital computer are :
What does that acronym EGA stand for?
A beam of light used to record and retrieve data on optical disks is known as
Punched-card equipment was first introduced in Britain in 1904 by a small company. What was the name of that company?
The computer translates the condition of each switch to a number. What number is represented by the ON state?
A disk with usable recording surfaces on each side is known as
What is a portion of memory that serves as a temporary repository for data as it waits for a given action?
In serial, asynchronous transmissions, the ____ bit is used to signal the end of the character within the data frame.
Which is the acronym for Algol extended for design.
Which of the following are often used to ensure that data has been accurately input to the computer?
An input device that converts data punched into paper lape into a binary format is
A computer will function only if it
A memory in which the information is stored last is on top & is retrieved first is known as
Regarding a VDU, which statement is more correct?
Plotter accuracy is measured in terms of repeatability and
The minimum time delay required between the initiation of two successive memory operations is known as
Which of the following terms describe 1024 kilobytes?
The flow and timing to data to and from the microprocessor is regulated by
The total number of messages handled by a computerized telephone system on a daily basis is an example of:
An internal storage consisting of arrays of small rings of magnetic material called ferrite is
In the language of the computer profession, one thousand position of main storage is represented with the letter
Which of the following processor is software that accepts user ideas, manipulates and reorganises them in user-specified ways and then produces a refined model of those thoughts.
The word 'Computer' usually refers to the Central Processor Unit plus
The control of the jobs running within a system is
Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
'ITS' stands for
The most popular language for interactive use is
An error in computer data is called
Any piece of equipment forming an interface to a data communication system is
In which of the following, each data item contains at most 2 points
An input/output device at which data enters or leaves a computer system is
The fastest type of memory from the following list is
Which of the following is a secondary memory device?
The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is known as
The input and output devices are located away from the central computer facility in which particular type of processing.
Which is a swapping device is used to hold the images of pages in main memory.
A section of code that may only be executed by one process at any one time is
The latest PC keyboards use a circuit that senses the movement by the change in its capacitance. What are these keyboards called?
A step-by-step procedure used to solve a problem is called
Which memory is nonvolatile and may be written only once?
A random-access data storage device which gives rapid access to data is
A card on the top of pack of cards containing information about the cards in the pack is
Which term is used to describe RAM?
A type of core store that has a lower access time than the devices used for working store in the same processor is known as
What is the alternative name for a diskette?
Conversion of a hexadecimal number 4E16 to binary number is
A device that transmits messages in verbal form is
A standard tape recorder used to save or load computer information is known as
Which of the following functional components of a computer is responsible for the transient or temporary storage used by the CPU?
tarain or thaneswwer 2nd battle was fought between
A device that converts one type of signal into another is called
Which method is of reading the characters & providing input to a computer.
Which facilitates data processing capabilities at the location of the end-user.
The memory which is programmed at the time it is manufactured
When was the world's first laptop computer introduced in the market and by whom?
Example of non-numerical data is
Which selection below best describes the term data processing?
A device that both transmits and receives data, is
An automatic machine that performs routine seemingly human tasks is
IBM 7000 digital computer
The IC was invented at Texas instruments in year 1958 by
The personnel which deal with the computer and its management put together is known as
A path linking 2 hardware or telecommunication units down which data and control signals can be transmitted is
The unit of hardware an operator uses to monitor computer processing is the:
A framework in which circuit boards can he mounted is
What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?
The main purpose of the off line device is
The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately
Which of the following is a special purpose language used to describe to a computer's operating system.
Which of the following languages is the most widely used?
How many addresses are required for 25 x 40 video RAM?
Which of the following isn't a type of computer facility?
Which protocol has been standardised by the International Standards Organisation.
Which of the following is the largest and most powerful computer manufacture in the world
Which 8-bit chip was used in many of Tandy's TRS-80 computers?
Conversion of binary number 1011102 to octal is
A symbol that modifies an action is known as
The first computer used to store a program
RAM is also known as
Which of the following statements is false?
Hardware _____ memory is seldom used in modern computers.
Which language was created by Charles H. Moore at National Radio Astronomy Observatory.
An IC contains 50 gates each of which consists of 6 components. Its belong to
Which gate only sends one through if neither of its terminals receives a pulse.
Which is a basic technique, using activity networks.
A large computer designed to handle complex scientific calculations
The 7-bit ASCII code widely used
A technique for processing jobs on a first-come, first-served basis is known as
A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is
Which of the following languages is often translated to pseudo code?
The physical components of a computer system is
Processors of all computers, whether micro, mini or mainframe must have
A device used to bring information into a computer is
The pieces of equipment which are attached to the CPU of a computer and which it can access are called
What type of memory is not directly addressable by the CPU and requires special software called EMS (expanded memory specification)?
Number cruncher is the informal name for
Magnetic tape can serve as
Which is the first compiler-level language developed by a team of IBM programmers led by John Backus and unveiled in 1957?
The first mechanical calculator was invented in
Programmed instructions to the computer is known as
Which of the following is also known as SOROBAN
A repository for data, usually covering specific topic is
The disadvantage of dynamic RAM over static RAM is
Which of the following is true concerning personal computers?
Which of the following machines are characterised by electronic tube circuitry, delay line, rotating or electrostatic memory.
A memory that is capable of determining whether a given datum is contained in one of its addresses is
The smallest logical data entity is called a data item or data
Conversion of a hexadecimal number 3D16 to binary number is
Programs prepared by an outside supplier & privided to a user in a machine readable form is known as
An input device that uses switch contacts placed under a plastic pad which may be inscribed with symbols is known as
Pictures or drawings, typically displayed on a VDU to allow users to select program options is called
A monitor looks like a TV set but it does not
The earliest device that qualifies as a digital computer is
One million bytes of information is abbreviated as
Which memory stores the values of variables.
The first IBM PC did not have any
Which device uses much less computer time than the light pen and gives resolutions equal to that of the CRT display.
The process used to set up a programs once the system is operational is
A terminal having local processing capability is
The _____ provides a path between the CPU and peripheral devices, which are connected via interface cards.
Which of the following programs give instructions about operations inside the computer
The magnetic disks and drums are like recirculating shift registers because
Which of the following time will normally be determined by the requirements of the device to which the transfer is being made
One of a class of storage devices that can access storage locations in any order is
A hand-held device which reads marks or characters on paper by detecting photo-sensitivity is known as
Tiny rings made of magnetic material that can be polarised to represent binary 1 or 0 is called
A computer program that instructs other programs to perform a particular type of operation is
A hard copy would be prepared on a
Which was the world's first minicomputer and when was it introduced?
What is the acronym for Single In-Line Memory Module?
A device used to measure the circuit density of a chip is
Which type of processing that produces output results immediately after input data are entered into a computer system
A printer in which the characters are embossed on a band is
A type of simulation method using random numbers to determine the evolution of a system is
A database management system based on the concept of ownership is
Which of the following printers, are you sure will not to use if your objective is to print on multicarbon forms?
The term MIPS refers to _____
The primary memory of a personal computer consists of:
A software package to implement a data base is
Methods used to organise and physically store disk data are cylinder and
A dot-matrix printer
What was the name of the first commercially available micro¬processor chip?
The term "memory" applies to which one of the following
The working principles of today's computers were provided by an English mathematician
A new technology which provides the ability to create an artificial world and have people interact with it is called
The proper definition of a modern digital computer is
Data systems for planning are often called
Which of the following is not used as secondary storage
A device that can accept data, hold them&deliver them on demand at a later time is known as
A magnetic tape volume that is used on a data processing operation without any change to its contents is
An output device that converts data from a binary format in main storage to coded hole patterns punched into a paper tape is
A computer performs operations by comparing data items and then, depending on the results, follows predetermined course of action. What are such operations called?
A file that includes an index directory to facilitate random access is
The data bus in 8080A/8085 microprocessor is a group of
Control of computer system or subsystem operation by an operator who may intervene at arbitrary times is
In which of the following terminals the screen is regarded as an array of pixels, where each pixel is either on or off?
Which language has been selected as the basis for the Japanese "fifth generation" computers.
A notation for defining the form and structure of data is known as
The CPU is made up of control unit ALU and
In digital computer, all the expressions are coded into
In computer terminology a compiler means
Which part of computer performs functions similar to the cerebrums of the above cardiac and nervous system of a human body.
A storage area used to store data to compensate for the difference in speed at which the different units can handle data is
A memory that contains a fine pattern of data permanently defined is
What is the number of bits needed for an address in a 4 K memory?
Conversion of an octal number 1068 to binary number is
The physical equipment made oi various metals, silicon and plastic components that make up the parts of a computer is called
Who launched IBM's First PC in 1981?
Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called
How many operations per second can perform by a modern fast mainframe digital computer.
A connection between two end points, either physical or logical, over which data may travel in both directions simultaneously is called _____
Which is part of a computer system, enables human operators to communicate with the computer.
Who invented the microprocessor?
Sending data from one place to another, by physical or electronic means is
A method for representing digital data analog signals by changing the phase of the analog carrier to represent the digital information is known as
A device that stores one item of information is
MODULA is a
A register in which of the following that holds the current instruction while it is being executed is called instruction register.
The OCR stand for?
Which of the following is a data communication link that connects more than two stations, nodes etc
The two basic types of record-access methods are:
Which functional component of a computer is responsible for the computing?
Punched cards are associated with the name
The light pen was developed in
The two main components of the CPU is
A factor which might cause an individual to consider using a computer in criminal activities is:
Transmission and presentation of text and graphics is called
Which of the following is directry controlled from a keyboard.
Which of the following is a machine for reading documents that are encoded in a way that is readable by person and machine.
Which of the following does not affect the resolution of a video display image?
Which was the first commercial computer built by M.V. Wilkies.
Disketts and hard disks are
If you see a diskette with a piece of foil covering its notch, it is said to be
No computer can do anything without a
The estimation of the value of a function at a point beyond the interval in which the data lies is called known as
An input device that is able to interpret pencil marks on paper media is known as
Front-end processor is a _____ designed specifically to handle the communications processing task.
The shifting of a program from one of the memory addresses to another is
Arranging data in a specific order is called
The area of computer science which is concerned with the display of pictures is
Which of the following is a computer memory that can be programmed once, but not reprogrammed.
A programming language intended to solve a no. of different types of problems is
Which of the following is used as a primary storage device?
A program used to detect overall system malfunction is
A computer, by definition, is any device that computers. This broad definition includes which of the following?
What was the computer conceived by Babbage?
A acronym for the organisation that publishes programming language standard is
Which of the following is used to make a programs run when the computer is switched on.
A micro processor chip used in a PC system
ILLIAC is a
An electrical inter-connection that permit 8 or more bits of data to be moved in the same instant of time is called
The hardware in which data may be stored for a computer system is called
Conversion of an octal number 738 to binary number is
Software that's loaded into a computer primary storage area is known as
Which of the following are the building blocks of all the circuits in a computer.
How many symbols exist in Baudot code?
Which gate sends on a pulse when it receives one at either or both of its terminals.
A circuit which can store information is known as
Where was the India's first computer installed and when?
A language based on graphics for use in education is
Non-volatility is an important advantage of
Which company produces processors for the Apple Macintosh?
The essential features of a number system are
Which of the following high speed non¬impact printers are fast enough to print the entire book in about 1 minute.
An identifying label on the first record of magnetic tape is
Super computers are primarily useful for
A reflective marker that indicates the end of the usable tape is
Which of the following are not likely to be found on a PC main circuit board
A specific part of an arithmetic & logic unit that is used to perform the operation of multiplication is
Which of the following is used for input and output both
Character readers are those devices which read the characters printed on the source documents and then convert them directly into computer-usable input. Which of the following is not a character reader?
SPSS stands for
An Integrated Circuit (IC) is
The 2's complement number of 110010 is
The purpose of an application program is to
Which of the following translate back from machine code something resembling the source language
Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?
Serial access memories are useful in applications where
A six - digit card field used for postal ZIP codes is defined as
The octal equivalent of the number 11010.1011 is
Super-computers
A special type of device which uses an ordinary telephone with a computer is
The first electronic general purpose digital computer built by Mauchly and Eckert called ENIAC did not work on the stored program principle. How many numbers could it store in its internal memory?
A hand-held device for optically reading bar codes on goods, labels & shelves is
In analog computer
The decimal equivalent of the binary number 11100001111 is
A disk storage medium in the form of an assembly containing a single rigid magnetic disk permenently is
The benefit of using computers are that
Which is a Common-Business oriented language.
Software instructions intended to satisfy a user's specific processing needs are called _____.
Which of the following file organizations is most efficient for a file with a high degree of file activity?
What is the name of the reading device which mades use of photosensors and laser technologies to interpret printed, typed or even hand-written data directly from the source documents?
A(n) ____ device is any device that provides information which is sent to the CPU.
The range of frequencies available for data transmission is known as
Full adder has
Which major development led to the production of microcomputers?
The first computer made available for commercial use was
In which mode, each user has a local input/output device.
Sometime data are gathered over a period of time and collected into a group before entering them into a computer for processing. What type of processing is it called?
Which of the following is considered a direct-entry input device?
A physical connection between the microprocessor memory and other parts of the microcomputer is known as
An IBM System/38 represents the computer class of:
Which hole is used to mark the location of the first sector in a soft-sectored disk.
Which system was developed by Rank-Xeron for use with office computers and other equipment.
Bubble memory is a
Any method for controlling access to or use of memory is known as
If, in a computer, 16 bits are used to specify addresses in a RAM, the number of addresses will be
What is the storage capacity of a Hollerith card which is organized into nibbles?
A type of instruction that can produce several lines of machine language code is a
A common use of computer in office is for
The imitation of one device or system by another is
A type of semiconductor memory that usually has small capacity but very fast access is
Third generation computers
High-level languages are not concerned with computer but with
Which of the following term is used in connection with the organisation of files in ALGOL 68
The methods used by COBOL to define that structure of a data item in terms of characters, digits, etc. is
Which of the following transfers data contained on computer cards to the computer system.
The difference between memory and storages is that memory is _____ and storage is _____
Which most popular input device used today for interactive processing & for the on line entry of data for batch processing.
A fully functional computing device containing all the elements of a computer which is built around a MICROPROCESSOR is known as
There are historical evidences to prove that abacus was first used in
A class of random access memory that requires periodic servicing in order for the contents to remain valid is
Computer can not do anything without a
The ability of a computer system to remain operational despite various failures is
The third generation of computers covers the period:
An electronic logic gate whose output is logic 0 only when all inputs are logic 1 is
Which of the following is the expansion of EBCDIC
A vertically aligned set of tracks on a disk pack is known as
Which is an electronic device that can store temporarily a single bit of data.
A digital device that processes data is known as
A generalised software package produced to meet the bugs of a variety of data processing users is known as
Who is 1988 announced the latest version of CD-ROM called CD-ROMXA (extended architecture) which provides a documented means of integrating digital audio with computer data on a CD-ROM disk?
What is the name of the display feature that highlights areas of the screen which require operator attention?
To set a register or counter to the all-zero-state is
Which is used to store firmware.
Which of the following is NOT a primary storage device?
A device that prints one character at a ! time is kknown as
A mechanism for arranging controlled access to a shared resource is
A data item which is not broken down into smaller units is _____
A computer is a box full of electronic
What are the concentric circles on floppy disks know as?
A one-bit signal that indicates the start of data transmission by an asynchronous device is
Registers which are partially visible to users and used to hold conditional codes (bits set by the CPU hardware as the result of operations), are known as
An electronic circuit with about 20 transistors fabricated on a silicon chip is known as
Instructions and memory addresses are represented by
Which type of computers use the 8 bit code called EBCDIC?
Which generation of computers is covered by the period 1964-77?
First CAD system called AutoCAD for the PCs was announced in the year 1982. Can you tell who announced it?
Main storage is also called
Which printer is very commonly used for desk-top publishing?
Hard disks are formatted in the same manner as floppy disks. However, before a hard disk can be formatted, it must first be _____
The no of logical records in a physical record is
Personnel who design, program, operate and maintain computer equipment refers to
The magnetic storage chips used to provide nonvolatile direct access storage of data and that have no moving parts are known as
In the third generation of computers:
A common example of a data storage medium is
IBM-PC is an example of
Which of the following will happen when data is entered into a memory location?
All inputs must be in ON position to have an output is known as
The intersection of a column and row in a spreadsheet is called a bon or
A magnetic storage device on which data is stored on a cylindrical drum, subdivided into tracks is known as
The number of bits that are typically stored on each track of a magnetic disk is usually
The silicon chips used for data processing are called
The code that should be adequate for present and anticipated data processing both for machine and human use is
What is the number of bit patterns provided by a 7-bit code?
The basic unit within a computer store capable of holding a single unit of data is
A system program which helps the execution of user programs is known as
LISP was developed by
The first mechanical calculating machine was made by
Which programming language is much in vogue among users of microcomputers
Multiplication of 1112 by 1012 is
Which of the following registers is used to keep track of address of the memory location where the next instruction is located?
Which is not a factor when categorizing a computer?
Conversion of an octal number 208 to its binary number is
Which of the following is a system programming language for micro-computers in the Intel family.
Which of the following can be output by a computer?
Sequential file organization is most appropriate for which of the following applications?
Who is called the "grand father" of the computer?
Which input device is able to scan & interpret an entire page that is typed in a special font
A half byte is know is
Which language is used in the areas of pattern recognition, artificial intelligence & for simulation of games.
Which company is the biggest player in the microprocessor industry?
A medium for transferring data between two locations is called
An adder in which the bits of the operands are added one after another is
The OR, XOR & AND functions can be performed by _____ of the computer in a CPU.
A prewritten program that's sold to perform a common task is called an application
Locations in the main memory of a computer are called
Which of the following is a communication network that is devoted to carrying computer information.
The minimum number of MOS transistors required to make a dynamic RAM cell is
Conversion of an octal number 1428 to binary number is
Which of the following is used as "Input device" for the computer?
A machine associated with card-based data processing is
The most popular language used with microcomputers and time-shared mini computers, is an easy-to-use high level language.
Primary storage is _____ as compared to secondary storage.
Offline device is
The process of fetching and executing instructions, one at a time, in the order of increasing addresses is known as
What is the term which represents the use of links between information of all sorts whether text, graphics, video oi audio-based?
Codes which do not require to be frequently updated also promote user efficiency due to
A packet switching network that was sponsored by the Commission of the EEC and became operational in 1979 is
What is the standard code the computer industry created to represent characters?
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