Question # 1

When all hardware, software, storage, and processing is housed in one location it is called.

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a time-sharing system

centralized processing

a DDP system

a host computer system

The process of converting from analog to digital is called.

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modulation

line switching

telecommuting

demodulation

A group of characters that are treated as a single entity.

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bit

byte

word

address

A set of instructions in a computer is:

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Software

Program

Hardware

Both A and B

Shift of register by one bit to left in binary code is equivalent to

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addition of 2

subtraction of 2

division by 2

multiplication by 2

Data is permanently stored in

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Hard disk

Ram

Printer

Cache Memory

Debug is a term denoting

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error correction process

writing of instruction in developing a new program

fault detection in equipment

determine useful life

A storage medium which can not support both direct access and sequential access application is

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magnetic drum

hard disk

magnetic tape

floppy disk

The most commonly used output devices in a computer system are

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printers and monitors

disk drives and printers

disk drive and tape drives

tape drive and keyboards

The Media Access Control sub layer resides in which layer

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Data link

Physical

Network

Transport

In time division Multiplexing.

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Time is doubled between bits of a byte

Time slicing at CPU level takes place

Total time available in the channel is divided between users and each user is allotted a time slice

None of above

For printing of large drawings and images we use

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Laser printer

Plotter

Line printer

Dot matrix printer

Data and instructions are put into primary storage by.

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memory

the control unit

secondary storage

the ALU

The operation of arithmetic logic unit (ALU) is directed by.

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the ALU itself

program

control unit

memory unit

Which of the following does not provide a graphical user interface.

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OS/2

MS-DOS

Macintosh

Windows NT Workstation

A network that covers large area, city, country and World is called

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LAN

WAN

Router

Bridge

A pictorial screen symbol that represent a computer activity is called

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pointer

touch screen

icon

miicr

Page frames are typically

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1K or 2K bytes

3K or 4K bytes

2K or 3K bytes

2K or 4K bytes

Odd parity of a word can be conveniently tested by.

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OR gate

XOR gate

NOR gate

NAND gate

______is not an example of input device.

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Speaker

Scaner

Mouse

Digital Camera

Another name for an operating environment is

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page

layer

shell

supervisor

Software to persue the Internet.

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gateway

EFT

browser

teleconferencing

The language named for a French mathematician is

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C

Ada

Pascal

Modula-3

Data transmission speed of wire pair is

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9600 bps

9500 bps

3600 bps

3500 bps

The correct order of data hierarchy is

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bit-byte-record-field-file-data base

bit-byte-file-record-field-data base

bit-byte-field-record-file-data base

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x . y

x + y

x . y

The time required for the access arm to get into position over a particular track is

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rotational delay

data transfer

seek time

head switching

In FORTRAN, the variable COUNT is used as.

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integer variable

real variable

logical variable

complex variable

In computer science, by information we mean

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Any output coming out form

Processed data put in intelligent form

A report printed by computer

Plural of data

1 byte consists of

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4 bits

8 bits

16 bits

32 bits

In multiprogramming, the process of confining each program to certain defined limits in memory is called

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spooling

time-sharing

program scheduling

memory protection

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