What type of FRU is a SCSI host adapter?
How many DMA channels are in an AT-machine?
Which is NOT typically a Field Replaceable Unit?
A human cannot feel a static discharge as high as _____ volts.
What does the acronym RTS represent?
Which is the easiest component to environmentally recycle?
What problem can occur if a printer cable is to close to a power cable?
ESD damage can be caused by:
The standard VGA display has _____ pixels in its native graphics mode?
How can you totally protect a PC from damage during an electrical storm?
When not in use, it is very important to keep 5 VA diskettes in _____.
Which I/O port belongs to LPT2?
What resistence in ohms should be displayed ehen testing a speaker in a computer?
How much video RAM is needed to display 1024x768 at 24-bit color?
All Operating Systems get their total memory initialized from?
IBM's Micro Channel Architecture (MCA) specifies which type of the following bit access widths?
Which type of pc card (PCMCIA) slot will allow the insertion of a hard drive?
During the fusing process, toner is:
Before sending data, a modem sends a request to send signal, or RTS.
When a bearing in the power supply fan goes out, what should you replace?
A PCMCIA measuring 10.5mm is what type?
What component would most likely cause a "parity error"?
Whenever you have a hardware resource conflict, it will more likely be an IRQ conflict rather than an i/o conflict because:
You have just installed a new internal PCI modem on you desktop. It will not dial out. what is the problem?
After you service a laser printer, you notice dirty print. Which of the following would correct the problem.
During the boot process, a system first counts memory from where?
What command is used to reset a MODEM when using the
Modems use _____ transmission.
What should he used to extinguish a computer fire?
In ROM BIOS, the acronym BIOS stands for:
What command is used to hand up a MODEM when using the "AT Answer Command set"?
Which hardware component controls serial port communications?
A Type 1 PCMCIA card is:
You have a 15 pin female connector with the pins in two rows. What could you connect with this?
You run a super wing-ding diagnostic program on your PC, and it reports that your hard drive, microprocessor, RAM, and video card have seen better days. To resolve this problem you should:
Which of the following is a type of preventative maintenance used on a hard drive?
When you boot a PC and don't hear any beep, this could suggest which of the following?
What is the file extension used by WIN95 to back up registry file when windows starts?
A 2xx POST error code indicates a problem with:
What are the IRQ's for sound card?
Your IDE hard drive is not spinning up when you turn on the PC. What is the most likely problem.
You can place an ISA device in an EISA slot.
What resistance in ohms should be displayed when testing a speaker in a computer?
After displaying the directory of a floppy disk, a different floppy is inserted into the drive. The contents of the original floppy continue to display regardless of the director requests on the other floppies placed in the drive. You remove the drive in question and install it into your test system, and it does not exhibit the problem. You should next replace the:
When you are testing a fuse, you should set the Volt-OHM meter to what scale?
A customer has just installed a new cd-rw. the system was working fine before the installation, but now the cdrom does not work, what should you suggest that the customer do?
Which is the most difficult environmentally to dispose of?
Resistance is measured:
How may standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?
"Parity" errors usually indicate bad memory
What is the most likely cause of an "FDD controller Failure" error message?
WRAM is used on a
To prevent the computer from overheating you should?
How many devices does USB support?
You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC.
Which type of system hoard is the MOST likely candidate for processor upgrading if you want maximum performance and future compatibility?
How many pins on a VGA?
What is modified when changing the system start-up boot sequence?
In which mode can two or more applications be stored in memory at the same time?
How does a parallel port communicate information to a peripheral device?
You suspect a virus has entered your computer. What will not be affected by the virus?
On PC power supplies, the wire attached to pin one is usually:
To find out how much memory is available, you could type _____
When seeking to upgrade for a particular motherboard what do you need to know?
What is the size of a sector?
Pick the correct choice for the 8088 CPU.
In which mode can 2 or more applications be stored in memory at the same time?
A brownout is defined as:
In which phase of the laser printing process is a positive charge placed on the paper to pull the toner from the print drum?
Which component stores an electrical charge?
You are installing an IDE hard drive that will be your boot drive. Which is the correct order of steps that need to be followed?
Which type of cable is most likely in use with rj-45 connectors?
To prevent toner from sticking to a laser printer's heat rollers, apply which of the following:
You should never put floppy drives, hard drives, or even VCR tapes or cassette tapes on top of speakers (or near any other source of magnetism) because of:
How many bits in a byte?
What is the result of adding an IP address to the DNS server search order
RS-232 is a standard that applies to?
Your modem does not respond when you try to dial out. You try another modem on another computer and get the same result. What is the most likely problem?
How would you allow device drivers and TSR's to be loaded into Upper Memory Blocks ?
RTS stands for:
When configuring is a network interface cards without jumpers or plug and play, what is used to set the IRQs?
MSD exe does not have information on:
What command is used to hang up a MODEM when using the "AT Command set"?
Current is measured in units of:
The standard IRQ for the floppy drive is?
A keyboard locks up intermittently even when replaced with a new keyboard. What is the LEAST likely cause of the problem?
what is formoula to remember headquarters of various world organisations
A PC with a 486DX2 processor runs internally at SOMhz. What speed would its external logic be running?
Upper Memory blocks are located where?
The output voltages of a PC power supply are in the form of _____ current.
In laser printing, there are six steps the printer follows. What comes between the conditioning phase and the developing phase?
During the laser printer's conditioning phase a uniform charge of _____ is placed on the photosensitive drum.
A dialog box with a bomb appears oh a Macintosh screen. What type of problem has occurred?
A technique used by codes to convert an analog signal into a digital bit stream is known as
An optical input device that interprets pencil marks on paper media is
Most important advantage of an IC is its
Data division is the third division of a _____ program.
Which language was devised by Dr. Seymour Aubrey Papert?
A program that converts computer data into some code system other than the normal one is known as
A device designed to read information encoded into a small plastic card is
A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.
A group of magnetic tapes, videos or terminals usually under the control of one master is
Any device that performs signal conversion is
Codes consisting of light and dark marks which may be optically read is known as
A type of channel used to connect a central processor and peripherals which uses multipling is known as
The first generation of computers available was based on the bit micro processors.
The complete picture of data stored in database is known as
Which of the following is intended to be used in all applications runs on mainframe computers.
A language which is close to that used within the computer is
Which is a unit representing the no bits of discrete.
The device that can both feed data into and accept data from a computer is
The personnel who deals with the computer & its management put together are called
A modern digital computer has
Which of the following can store information in the form of microscopic pits on metal disks.
A device for converting handwritten impressions into coded characters & positional coordinates for input to a computer is
A storage system for small amounts of data is
Which is another name for functional language?
Compilers and interpreters are themselves
A compiler means
A pen shaped device which can sense light, and is used to point at spots on a video screen.
A notation used to express clearly on algorithm is known as
Compression of digital data for efficient storage is
An operating system intended for use on microprocessor based systems that support a single user is
Which programming language is based on Algol 60.
Computer memory consists of
A path by which communication is achieved between a central processor and other devices is called
A stand-alone system which produces one page of printed output at a time is
A memory that does not change its contents without external causes is known as
The report card and merit list forms the
A number which is stored and processed but not in the standard exponential form is called
A memory that holds micro programs is
A device invented by Dr. Bobeck in 1966, for mass storage of data is
The organization and interconnection of the various components of a computer system is
Which of the following is the coding of data so that is can't be easily understood if intercepted.
RAM is used as a short memory because it is
A modern electronic computer is a machine that is meant for
Which is a device that changes information into digital form?
An index register that is automatically incremented or decremented with each use is
Which network is a packet switching network?
Symbolic languages were developed in
As compared to diskettes, the hard disks are
What is the name given to the molecular-scale computer?
Who is considered the 'father' of the minicomputer and one of the founder fathers of the modern computer industry world-wide?
The first microprocessors produced by Intel Corpn. and Texas Instruments were used primarily to control small
Which printer uses a combination of laser-beam & electro photographic techniques.
A billionth of a second is defined as a:
Which of the following is not currently a topic in computer science?
Where have the program and data to be located before the ALU and control unit of a computer can operate on it?
When was Apple Macintosh II microcomputer introduced in the market?
Control Unit of a digital computer is often called the
The unit of a computer system that executes program, communicates with and often controls the operation of other subsystems of the computer is known as
Human beings are referred to as Homosapiens. Which device is called Silico sapiens?
Which access method is used for obtaining a record from a cassette tape
The most important advantage of a video disk is
The process of entering data into a storage location
Time during which a job is processed by the computer is
Which of the following is used to insure the high quality of computer output?
The most common binary code in use today is the 8 bit ASCII code. What do the letters ASCII stand for?
The software used to convert source program instructions to object instruction is known as
Binary numbers need more places for counting because:
Backing storage is so named because it
The ASCII code for the character J is:
Off-line operation is the operation of devices without the control of
What is meant by a dedicated computer?
Which of the following is the user programmed semiconductor memory?
An instruction that transfers program control to one or more possible paths is known as
The two kinds of main Memory are:
Name of the first guided weapon in the world which used a programmable digital computer:
Programs designed to perform specific tasks is called known as
What is the name given to the weapons which use computerised guidance system?
A monitor's _____ is the distance between the holes in the mask behind the screen. This helps determine how sharp the dots appear.
The ALU of a computer normally contains a number of high speed storage elements called
What is the name of the printer which prints all the A's in a line before all the B's?
A _____ is simply an arrangement where multiple disk drives appear as a single disk drive to the user.
Conversion of binary number 1010101000010111 to hexadecimal number is
In comparison with static RAM memory, the dynamic RAM memory has
Which of the following holds data and processing instructions temporarily until the CPU needs it?
A multi programming system is one that can
The language that is an input for statement translation is called
All the instructions and procedures needed to start up a computer, to the point it can load an operating system, are stored in ROM chips. In IBM compatible PCs this is called the _____
Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?
A high speed device used in CPU for temporary storage during processing is called
Computers are extremely fast and have fantastic memories. However, the only thing they can remember is
The first electronic digital computer contained?
Name the two persons who were the first to develop a model of the microprocessor chip.
EBCDIC can code up to how many different characters?
Who is credited with the idea of using punch cards to control patterns in a weaving machine?
Which 32-bit microprocessor is used in IBM's PS/2 model-80 computer?
The memory which is ultraviolet light erasable and electrically programmable is
What is the name of the computer which was first used for programming and playing of music?
The access method used for cassette tape is
The arranging of data in a logical sequence is called:
Who is the creator of the PASCAL language?
When was punched-card equipment used for the first time to process the British census?
A hashing scheme is used with
The time taken for the read/write head to move to the correct track on the magnetic disk is called
A computer has a 1024K memory. What does the letter K stand for
Computer instructions written with the use of English words instead of binary machine code is called
The system unit of a personal computer typically contains all of the following except:
Which of the following are the two main components of the CPU?
A characteristic of card systems is:
A directly accessible appointment calendar is a feature of a _____ resident package.
1024 bytes represent a
Which type device is a piece of equipment that receives information from a CPU?
Computer Operators
When was the IBM XT microcomputer released in the market?
Which of the following is not used for storage purposes with main frame computers?
Which is true for the digital computer?
Which of the following terminals' output most closely resembles the output produced by a plotter?
What is the main advantage of magnetic core memory over semiconductor RAM memory?
Which of the following is used for serial access storage only?
A memory space used for the temporary storage of data is
What is the name of the logic circuit which can add two binary digits?
A small film-plate which is used for microfilming the output from a microcomputer screen is called
The ALU and control unit of most of the microcomputers are combined and manufactured on a single silicon chip. What is it called?
Continuous line drawing are produced using
Which of the following registers is loaded with the contents of the memory location pointed by the PC?
Storage on PC allows you to store files until something erases it, but memory loses its contents whenever its _____ is lost
One byte can be used to encode any integer between 'O' and -inclusive
Why is the width of the data bus so important to the processing speed of a computer?
How many types of storage loops exist in magnetic bubble memory?
The function of CPU is
The bubbles in a bubble memory pack are created with the help of?
The central processor of a modern digital computer consists of
Fifth generation computers are likely to exhibit
A computer system consisting of its processor, memory and I/O devices accepts data, processes it and produces the output results. Can you tell in which component is the raw data fed?
When did arch rivals IBM and Apple Computers Inc. decide to join hands?
The transistorized computer circuits were introduced in the
The memory sizes in mainframe computers and advanced technology micro computers are expressed as
A memory bus is mainly used for communication between
An AND gate
The daily processing of corrections to customer accounts best exemplifies the processing mode of:
Which of the following devices can be used to directly input printed text?
To locate a data item for storage is
Which of the following memory is capable of operating at electronics speed?
The main purpose of time sharing techniques used in computers is to make the best use of the
Which of the following is not true of immediate processing?
A temporary storage area, attached to the CPU, for I/O operations is a:
Which part of the computer were is used for calculating and comparing?
The person contributing the idea of the stored program was
What was the total number of UNIVAC-I sold eventually and by which company?
A file containing relatively permanent data is
Communication that involves computers, establishing a link through the telephone system is called
Dot-matrix is a type of
Which kind of devices allows the user to add components and capabilities to a computer system?
Where does a computer add and compare data?
Which of the following require large computer memory?
Which of the following are used to quickly accept, store, and transfer data and instructions that are being used immediately by the CPU?
Which disk interface standard includes support for up to eight peripheral devices?
Who designed the first general purpose electronic digital computer "ENIAC" ?
What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?
The analog computer measures dimensions and its circuits use the differential and integral equations of continuous variables. The digital computer counts units and its circuits use
In synchronous transmission data from various users
General purpose computers are those that can be adopted to countless uses simply by changing its
What is the name of the visible silver rectangle which separates the take-up portion of the magnetic tape from the data recording portion?
A part located in the central processing unit that stores data & information is known as
A software package to perform calculations on data arranged in an array is
What was the name of the first stored program electronic computer which was built in 1949 at Cambridge University in England?
A computer with CPU speed around 100 million instructions per second & with the word length of around 64 bits is known as
A computer program consists of
An input device which can read characters directly from an ordinary piece of paper is
Which of the following is not a part of the CPU
Which of the following chips can be reprogrammed with special electric pulses?
In this world of fast changing computer technology, one of the most important factor to be considered while purchasing a PC is, it should have a provision for
A collection of eight bits is called
The ALU of a central processing unit does the essential maths work for the computer. What does the control unit do?
Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?
In MODEMS
Which is a secondary memory device?
A storage device which is used to store data & information external to the main storage is known as
In a PC, how much memory is available to application software?
For a memory system, the cycle time is
The number of records contained within a block of data on magnetic tape is defined by the
The binary equivalent of the Octal number 13.54 is
What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)
What does that acronym VGA stand for?
Which part of the diskette should never be touched?
The storage locations in the interal storage of a CPU are called
Which is used to provide the sight information to the right person at the right time for proper decision making?
Most disk drives have a single read/ write head for each disk surface. What is the advantage of suing multiple heads on each movable access arm?
One of the main feature that distinguish microprocessors from microcomputers is
Which type of display is the latest to be used for portable computer?
Which of the following is not true of future computers?
The EAM device that does not use a control panel is the:
Whenever a peripheral is being controlled by the CPU, it is said to be online. If additionally, the computer files are updated as soon as any change takes place, the system is called
The following is true about 2-out of-5 code:
The Josephson tunneling device illustrates principles associated with the advanced storage technique:
Communication between computers using standard telephone service
A floppy disk contains
When an input electrical signal A=10100 is applied to a NOT gate, its output signal is
The first practical commercial typewriter was invented in 1867 in the United States by
What is meant by quad-density (QD) diskette?
Large computer system typically uses:
First generation computers are characterised by
Can you tell what passes into and out from the computer via its ports?
What is the general name of the device which produces hardcopy graphics?
When a disk stack is serviced by a comb-like access mechanism, there is one read/write head for each
In which year was UK's premier computing event called "The Which Computer" started?
In comparison to the internal (main) memory, tape or disk memory is
Which of the following input/output devices is not associated with personal computers?
The ALU of a computer responds to the commands coming from
The heart of any computer is the
Which of the following are likely to jam the read/write head of a disk pack?
Impact printers
Which of the following is not a practical data-processing approach?
Bit map terminal
A 32 bit microprocessor has the word length equal to
The register which holds the address of the location to or from which data are to be transferred is known as
In simplex transmission
Each model of a computer has a unique
Transistorized computer circuits were introduced in the
Those microcomputers which have the same operating characteristics as the IBM microcomputers are called IBM
Communication ports are found on the back of microcomputers. They are used to connect the computer to _____
Which is considered a direct entry input device?
In a computer system, which device is functionally opposite of a Key-board?
The first firm to mass-market a microcomputer as a personal computer was
The data appearing first in the left portion of punched card is
Which one of the following is termed a combination input-output device?
The process of writing computer instructions in a programming language is known as
Which of the following is not true of a magnetic disk?
A regular TV set can be hooked up to a computer so as to received computer signal instead of a television program. This hooking up is achieved with the help of a
An output device that uses words or messages recorded on a magnetic medium to produce audio response is
A factor which would strongly influence a businessperson to adopt a computer is its:
The most common input device used today is
What is the name of the temporary data storage area between a peripheral device and the CPU which compensates for the difference between their speeds?
Which of the following is the fastest?
In which year were chips used inside the computer for the first time?
The invention of the slide rule is attributed to
The control unit of a microprocessor
A flat-bed plotter uses a pen which moves in two directions across a piece of paper fixed on a flat-bed. Can you tell who controls the movements of this pen?
The desirable characteristic(s) of a memory system is (are)
The CPU chip used in a computer is partially made out of:
What type of magnetic material is normally used in bubble memories?
A byte is comprised of:
Which of the following printer can be classified as a page-at-a-time printer?
The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?
Which of the following registers hold the information before it goes to the decoder
A typical modern computer uses
Who was the father of Punched Card Processing?
When did Hewlett-Packard Inc. Introduce its first HP-110 laptop computer?
The computer program language which is widely used in computer science and engineering and also in business is
A 'number crunching' computer is one that can handle
The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?
A processing unit that coordinates networks and data communication is known as
A type of line printer that uses an embossed steel band to form the letters printed on the paper is
Which memory system is not as a mass memory medium?
Different components on the motherboard of a PC processor unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is
How many DMA channels are in an AT-machine?
Which is NOT typically a Field Replaceable Unit?
A human cannot feel a static discharge as high as _____ volts.
What does the acronym RTS represent?
Which is the easiest component to environmentally recycle?
What problem can occur if a printer cable is to close to a power cable?
ESD damage can be caused by:
The standard VGA display has _____ pixels in its native graphics mode?
How can you totally protect a PC from damage during an electrical storm?
When not in use, it is very important to keep 5 VA diskettes in _____.
Which I/O port belongs to LPT2?
What resistence in ohms should be displayed ehen testing a speaker in a computer?
How much video RAM is needed to display 1024x768 at 24-bit color?
All Operating Systems get their total memory initialized from?
IBM's Micro Channel Architecture (MCA) specifies which type of the following bit access widths?
Which type of pc card (PCMCIA) slot will allow the insertion of a hard drive?
During the fusing process, toner is:
Before sending data, a modem sends a request to send signal, or RTS.
When a bearing in the power supply fan goes out, what should you replace?
A PCMCIA measuring 10.5mm is what type?
What component would most likely cause a "parity error"?
Whenever you have a hardware resource conflict, it will more likely be an IRQ conflict rather than an i/o conflict because:
You have just installed a new internal PCI modem on you desktop. It will not dial out. what is the problem?
After you service a laser printer, you notice dirty print. Which of the following would correct the problem.
During the boot process, a system first counts memory from where?
What command is used to reset a MODEM when using the
Modems use _____ transmission.
What should he used to extinguish a computer fire?
In ROM BIOS, the acronym BIOS stands for:
What command is used to hand up a MODEM when using the "AT Answer Command set"?
Which hardware component controls serial port communications?
A Type 1 PCMCIA card is:
You have a 15 pin female connector with the pins in two rows. What could you connect with this?
You run a super wing-ding diagnostic program on your PC, and it reports that your hard drive, microprocessor, RAM, and video card have seen better days. To resolve this problem you should:
Which of the following is a type of preventative maintenance used on a hard drive?
When you boot a PC and don't hear any beep, this could suggest which of the following?
What is the file extension used by WIN95 to back up registry file when windows starts?
A 2xx POST error code indicates a problem with:
What are the IRQ's for sound card?
Your IDE hard drive is not spinning up when you turn on the PC. What is the most likely problem.
You can place an ISA device in an EISA slot.
What resistance in ohms should be displayed when testing a speaker in a computer?
After displaying the directory of a floppy disk, a different floppy is inserted into the drive. The contents of the original floppy continue to display regardless of the director requests on the other floppies placed in the drive. You remove the drive in question and install it into your test system, and it does not exhibit the problem. You should next replace the:
When you are testing a fuse, you should set the Volt-OHM meter to what scale?
A customer has just installed a new cd-rw. the system was working fine before the installation, but now the cdrom does not work, what should you suggest that the customer do?
Which is the most difficult environmentally to dispose of?
Resistance is measured:
How may standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?
"Parity" errors usually indicate bad memory
What is the most likely cause of an "FDD controller Failure" error message?
WRAM is used on a
To prevent the computer from overheating you should?
How many devices does USB support?
You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC.
Which type of system hoard is the MOST likely candidate for processor upgrading if you want maximum performance and future compatibility?
How many pins on a VGA?
What is modified when changing the system start-up boot sequence?
In which mode can two or more applications be stored in memory at the same time?
How does a parallel port communicate information to a peripheral device?
You suspect a virus has entered your computer. What will not be affected by the virus?
On PC power supplies, the wire attached to pin one is usually:
To find out how much memory is available, you could type _____
When seeking to upgrade for a particular motherboard what do you need to know?
What is the size of a sector?
Pick the correct choice for the 8088 CPU.
In which mode can 2 or more applications be stored in memory at the same time?
A brownout is defined as:
In which phase of the laser printing process is a positive charge placed on the paper to pull the toner from the print drum?
Which component stores an electrical charge?
You are installing an IDE hard drive that will be your boot drive. Which is the correct order of steps that need to be followed?
Which type of cable is most likely in use with rj-45 connectors?
To prevent toner from sticking to a laser printer's heat rollers, apply which of the following:
You should never put floppy drives, hard drives, or even VCR tapes or cassette tapes on top of speakers (or near any other source of magnetism) because of:
How many bits in a byte?
What is the result of adding an IP address to the DNS server search order
RS-232 is a standard that applies to?
Your modem does not respond when you try to dial out. You try another modem on another computer and get the same result. What is the most likely problem?
How would you allow device drivers and TSR's to be loaded into Upper Memory Blocks ?
RTS stands for:
When configuring is a network interface cards without jumpers or plug and play, what is used to set the IRQs?
MSD exe does not have information on:
What command is used to hang up a MODEM when using the "AT Command set"?
Current is measured in units of:
The standard IRQ for the floppy drive is?
A keyboard locks up intermittently even when replaced with a new keyboard. What is the LEAST likely cause of the problem?
what is formoula to remember headquarters of various world organisations
A PC with a 486DX2 processor runs internally at SOMhz. What speed would its external logic be running?
Upper Memory blocks are located where?
The output voltages of a PC power supply are in the form of _____ current.
In laser printing, there are six steps the printer follows. What comes between the conditioning phase and the developing phase?
During the laser printer's conditioning phase a uniform charge of _____ is placed on the photosensitive drum.
A dialog box with a bomb appears oh a Macintosh screen. What type of problem has occurred?
A technique used by codes to convert an analog signal into a digital bit stream is known as
An optical input device that interprets pencil marks on paper media is
Most important advantage of an IC is its
Data division is the third division of a _____ program.
Which language was devised by Dr. Seymour Aubrey Papert?
A program that converts computer data into some code system other than the normal one is known as
A device designed to read information encoded into a small plastic card is
A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.
A group of magnetic tapes, videos or terminals usually under the control of one master is
Any device that performs signal conversion is
Codes consisting of light and dark marks which may be optically read is known as
A type of channel used to connect a central processor and peripherals which uses multipling is known as
The first generation of computers available was based on the bit micro processors.
The complete picture of data stored in database is known as
Which of the following is intended to be used in all applications runs on mainframe computers.
A language which is close to that used within the computer is
Which is a unit representing the no bits of discrete.
The device that can both feed data into and accept data from a computer is
The personnel who deals with the computer & its management put together are called
A modern digital computer has
Which of the following can store information in the form of microscopic pits on metal disks.
A device for converting handwritten impressions into coded characters & positional coordinates for input to a computer is
A storage system for small amounts of data is
Which is another name for functional language?
Compilers and interpreters are themselves
A compiler means
A pen shaped device which can sense light, and is used to point at spots on a video screen.
A notation used to express clearly on algorithm is known as
Compression of digital data for efficient storage is
An operating system intended for use on microprocessor based systems that support a single user is
Which programming language is based on Algol 60.
Computer memory consists of
A path by which communication is achieved between a central processor and other devices is called
A stand-alone system which produces one page of printed output at a time is
A memory that does not change its contents without external causes is known as
The report card and merit list forms the
A number which is stored and processed but not in the standard exponential form is called
A memory that holds micro programs is
A device invented by Dr. Bobeck in 1966, for mass storage of data is
The organization and interconnection of the various components of a computer system is
Which of the following is the coding of data so that is can't be easily understood if intercepted.
RAM is used as a short memory because it is
A modern electronic computer is a machine that is meant for
Which is a device that changes information into digital form?
An index register that is automatically incremented or decremented with each use is
Which network is a packet switching network?
Symbolic languages were developed in
As compared to diskettes, the hard disks are
What is the name given to the molecular-scale computer?
Who is considered the 'father' of the minicomputer and one of the founder fathers of the modern computer industry world-wide?
The first microprocessors produced by Intel Corpn. and Texas Instruments were used primarily to control small
Which printer uses a combination of laser-beam & electro photographic techniques.
A billionth of a second is defined as a:
Which of the following is not currently a topic in computer science?
Where have the program and data to be located before the ALU and control unit of a computer can operate on it?
When was Apple Macintosh II microcomputer introduced in the market?
Control Unit of a digital computer is often called the
The unit of a computer system that executes program, communicates with and often controls the operation of other subsystems of the computer is known as
Human beings are referred to as Homosapiens. Which device is called Silico sapiens?
Which access method is used for obtaining a record from a cassette tape
The most important advantage of a video disk is
The process of entering data into a storage location
Time during which a job is processed by the computer is
Which of the following is used to insure the high quality of computer output?
The most common binary code in use today is the 8 bit ASCII code. What do the letters ASCII stand for?
The software used to convert source program instructions to object instruction is known as
Binary numbers need more places for counting because:
Backing storage is so named because it
The ASCII code for the character J is:
Off-line operation is the operation of devices without the control of
What is meant by a dedicated computer?
Which of the following is the user programmed semiconductor memory?
An instruction that transfers program control to one or more possible paths is known as
The two kinds of main Memory are:
Name of the first guided weapon in the world which used a programmable digital computer:
Programs designed to perform specific tasks is called known as
What is the name given to the weapons which use computerised guidance system?
A monitor's _____ is the distance between the holes in the mask behind the screen. This helps determine how sharp the dots appear.
The ALU of a computer normally contains a number of high speed storage elements called
What is the name of the printer which prints all the A's in a line before all the B's?
A _____ is simply an arrangement where multiple disk drives appear as a single disk drive to the user.
Conversion of binary number 1010101000010111 to hexadecimal number is
In comparison with static RAM memory, the dynamic RAM memory has
Which of the following holds data and processing instructions temporarily until the CPU needs it?
A multi programming system is one that can
The language that is an input for statement translation is called
All the instructions and procedures needed to start up a computer, to the point it can load an operating system, are stored in ROM chips. In IBM compatible PCs this is called the _____
Before a disk drive can access any sector record, a computer program has to provide the record's disk address. What information does this address specify?
A high speed device used in CPU for temporary storage during processing is called
Computers are extremely fast and have fantastic memories. However, the only thing they can remember is
The first electronic digital computer contained?
Name the two persons who were the first to develop a model of the microprocessor chip.
EBCDIC can code up to how many different characters?
Who is credited with the idea of using punch cards to control patterns in a weaving machine?
Which 32-bit microprocessor is used in IBM's PS/2 model-80 computer?
The memory which is ultraviolet light erasable and electrically programmable is
What is the name of the computer which was first used for programming and playing of music?
The access method used for cassette tape is
The arranging of data in a logical sequence is called:
Who is the creator of the PASCAL language?
When was punched-card equipment used for the first time to process the British census?
A hashing scheme is used with
The time taken for the read/write head to move to the correct track on the magnetic disk is called
A computer has a 1024K memory. What does the letter K stand for
Computer instructions written with the use of English words instead of binary machine code is called
The system unit of a personal computer typically contains all of the following except:
Which of the following are the two main components of the CPU?
A characteristic of card systems is:
A directly accessible appointment calendar is a feature of a _____ resident package.
1024 bytes represent a
Which type device is a piece of equipment that receives information from a CPU?
Computer Operators
When was the IBM XT microcomputer released in the market?
Which of the following is not used for storage purposes with main frame computers?
Which is true for the digital computer?
Which of the following terminals' output most closely resembles the output produced by a plotter?
What is the main advantage of magnetic core memory over semiconductor RAM memory?
Which of the following is used for serial access storage only?
A memory space used for the temporary storage of data is
What is the name of the logic circuit which can add two binary digits?
A small film-plate which is used for microfilming the output from a microcomputer screen is called
The ALU and control unit of most of the microcomputers are combined and manufactured on a single silicon chip. What is it called?
Continuous line drawing are produced using
Which of the following registers is loaded with the contents of the memory location pointed by the PC?
Storage on PC allows you to store files until something erases it, but memory loses its contents whenever its _____ is lost
One byte can be used to encode any integer between 'O' and -inclusive
Why is the width of the data bus so important to the processing speed of a computer?
How many types of storage loops exist in magnetic bubble memory?
The function of CPU is
The bubbles in a bubble memory pack are created with the help of?
The central processor of a modern digital computer consists of
Fifth generation computers are likely to exhibit
A computer system consisting of its processor, memory and I/O devices accepts data, processes it and produces the output results. Can you tell in which component is the raw data fed?
When did arch rivals IBM and Apple Computers Inc. decide to join hands?
The transistorized computer circuits were introduced in the
The memory sizes in mainframe computers and advanced technology micro computers are expressed as
A memory bus is mainly used for communication between
An AND gate
The daily processing of corrections to customer accounts best exemplifies the processing mode of:
Which of the following devices can be used to directly input printed text?
To locate a data item for storage is
Which of the following memory is capable of operating at electronics speed?
The main purpose of time sharing techniques used in computers is to make the best use of the
Which of the following is not true of immediate processing?
A temporary storage area, attached to the CPU, for I/O operations is a:
Which part of the computer were is used for calculating and comparing?
The person contributing the idea of the stored program was
What was the total number of UNIVAC-I sold eventually and by which company?
A file containing relatively permanent data is
Communication that involves computers, establishing a link through the telephone system is called
Dot-matrix is a type of
Which kind of devices allows the user to add components and capabilities to a computer system?
Where does a computer add and compare data?
Which of the following require large computer memory?
Which of the following are used to quickly accept, store, and transfer data and instructions that are being used immediately by the CPU?
Which disk interface standard includes support for up to eight peripheral devices?
Who designed the first general purpose electronic digital computer "ENIAC" ?
What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?
The analog computer measures dimensions and its circuits use the differential and integral equations of continuous variables. The digital computer counts units and its circuits use
In synchronous transmission data from various users
General purpose computers are those that can be adopted to countless uses simply by changing its
What is the name of the visible silver rectangle which separates the take-up portion of the magnetic tape from the data recording portion?
A part located in the central processing unit that stores data & information is known as
A software package to perform calculations on data arranged in an array is
What was the name of the first stored program electronic computer which was built in 1949 at Cambridge University in England?
A computer with CPU speed around 100 million instructions per second & with the word length of around 64 bits is known as
A computer program consists of
An input device which can read characters directly from an ordinary piece of paper is
Which of the following is not a part of the CPU
Which of the following chips can be reprogrammed with special electric pulses?
In this world of fast changing computer technology, one of the most important factor to be considered while purchasing a PC is, it should have a provision for
A collection of eight bits is called
The ALU of a central processing unit does the essential maths work for the computer. What does the control unit do?
Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?
In MODEMS
Which is a secondary memory device?
A storage device which is used to store data & information external to the main storage is known as
In a PC, how much memory is available to application software?
For a memory system, the cycle time is
The number of records contained within a block of data on magnetic tape is defined by the
The binary equivalent of the Octal number 13.54 is
What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)
What does that acronym VGA stand for?
Which part of the diskette should never be touched?
The storage locations in the interal storage of a CPU are called
Which is used to provide the sight information to the right person at the right time for proper decision making?
Most disk drives have a single read/ write head for each disk surface. What is the advantage of suing multiple heads on each movable access arm?
One of the main feature that distinguish microprocessors from microcomputers is
Which type of display is the latest to be used for portable computer?
Which of the following is not true of future computers?
The EAM device that does not use a control panel is the:
Whenever a peripheral is being controlled by the CPU, it is said to be online. If additionally, the computer files are updated as soon as any change takes place, the system is called
The following is true about 2-out of-5 code:
The Josephson tunneling device illustrates principles associated with the advanced storage technique:
Communication between computers using standard telephone service
A floppy disk contains
When an input electrical signal A=10100 is applied to a NOT gate, its output signal is
The first practical commercial typewriter was invented in 1867 in the United States by
What is meant by quad-density (QD) diskette?
Large computer system typically uses:
First generation computers are characterised by
Can you tell what passes into and out from the computer via its ports?
What is the general name of the device which produces hardcopy graphics?
When a disk stack is serviced by a comb-like access mechanism, there is one read/write head for each
In which year was UK's premier computing event called "The Which Computer" started?
In comparison to the internal (main) memory, tape or disk memory is
Which of the following input/output devices is not associated with personal computers?
The ALU of a computer responds to the commands coming from
The heart of any computer is the
Which of the following are likely to jam the read/write head of a disk pack?
Impact printers
Which of the following is not a practical data-processing approach?
Bit map terminal
A 32 bit microprocessor has the word length equal to
The register which holds the address of the location to or from which data are to be transferred is known as
In simplex transmission
Each model of a computer has a unique
Transistorized computer circuits were introduced in the
Those microcomputers which have the same operating characteristics as the IBM microcomputers are called IBM
Communication ports are found on the back of microcomputers. They are used to connect the computer to _____
Which is considered a direct entry input device?
In a computer system, which device is functionally opposite of a Key-board?
The first firm to mass-market a microcomputer as a personal computer was
The data appearing first in the left portion of punched card is
Which one of the following is termed a combination input-output device?
The process of writing computer instructions in a programming language is known as
Which of the following is not true of a magnetic disk?
A regular TV set can be hooked up to a computer so as to received computer signal instead of a television program. This hooking up is achieved with the help of a
An output device that uses words or messages recorded on a magnetic medium to produce audio response is
A factor which would strongly influence a businessperson to adopt a computer is its:
The most common input device used today is
What is the name of the temporary data storage area between a peripheral device and the CPU which compensates for the difference between their speeds?
Which of the following is the fastest?
In which year were chips used inside the computer for the first time?
The invention of the slide rule is attributed to
The control unit of a microprocessor
A flat-bed plotter uses a pen which moves in two directions across a piece of paper fixed on a flat-bed. Can you tell who controls the movements of this pen?
The desirable characteristic(s) of a memory system is (are)
The CPU chip used in a computer is partially made out of:
What type of magnetic material is normally used in bubble memories?
A byte is comprised of:
Which of the following printer can be classified as a page-at-a-time printer?
The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?
Which of the following registers hold the information before it goes to the decoder
A typical modern computer uses
Who was the father of Punched Card Processing?
When did Hewlett-Packard Inc. Introduce its first HP-110 laptop computer?
The computer program language which is widely used in computer science and engineering and also in business is
A 'number crunching' computer is one that can handle
The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?
A processing unit that coordinates networks and data communication is known as
A type of line printer that uses an embossed steel band to form the letters printed on the paper is
Which memory system is not as a mass memory medium?
Different components on the motherboard of a PC processor unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is
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