Question # 1

An electronic device that accepts. process data and produces information is called

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input devices

computer

output devices

operating system

What does the acronym ISDN stand for?

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International Services Data Network

Intelligent Services Digital Network

Integrated Services Digital Network

Interactive Services Digital Network

The speed at which a disk can find data being bought is called

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access time

data transfer rate

direct time

cylinder time

IEEE 802.3 is

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Device Name

Protocol

Topology

None

Programming and testing are elements of.

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system analysis

system development

implementation

system design

What is the size of standard floppy disk?

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6 1/2ⁿ

3 1/2ⁿ

8 1/2ⁿ

4 1/2ⁿ

A program or set of programs that is specially designed to control the computer system is called:

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System software

Application

Freeware

Shareware

The process of allocating main memory to programs and keeping the programs in memory separate from each other is called

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memory protection

memory management

virtual storage

real storage

The first high-level language to be introduced was

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COBOL

FORTRAN

Pascal

Ada

Ethernet bus topologies used following Ethernet cabling

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Thin Net

Thick Net

Bold Net

a , b

The basic operation performed by a computer is.

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arithmetic operations

logic operations

storage and retrieval operations

all of the above

Data processing is also called :

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Data computing

Information technology

Information system

Calculating

CD-ROM has the same format as

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backup tape

DAT

diskette

audio compact disk

A Terabyte represents about

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1 quadrillion bytes

1 trillion bytes

1 billion bytes

1 million bytes

A magnetized spot represents.

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cpi

MB

0 bit

1 bit

To most commonly used output device today is a.

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CRT monitor

keyboard

mouse

card punch

The unit that transforms data into information is the.

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CPU

ROM

DVD

OCR

Who developed the first automatic electronic digital computer prototype between 1935 and 1942.

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John Atanasoff

J. Presper Eckert

William Shockley

Thomas J.Watson

The Media Access Control sub layer resides in which layer

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Data link

Physical

Network

Transport

Soft copy refers to.

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OCR-A

screen output

microfiche

digitizing

The computer program consists of mainly the following number of parts

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3

2

4

5

An emerging technology that provides nonvolatile memory chips is.

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flash memory

PROM

CMOS

CISC

Communication between a computer and a keyboard involves

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Simplex

half-duplex

Full-duplex

automatic

IBM's System/360 family of computers was introduced during the.

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1950s

third generation

second generation

1990s

The ___________ is the physical path over which a message travels.

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Single

Double

Protocol

Medium

Communication circuits that transmit data in both directions but not at the same time are operating in.

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Simplex mode

Half duplex mode

Full Duplex mode

None of above

Wrong Statement.

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Information stored in RAM can be changed by over writing it

Information stored in ROM cannot be changed by over writing it

Information can be stored in any location of RAM

Computer main memory can be accessed only sequentially

126₈+ 425₈= __________

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111101011₂

101101001₂

101101011₂

101100011₂

Data is permanently stored in

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Hard disk

Ram

Printer

Cache Memory

The software tools that allow a computer to be used for specific purposes are called.

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firmware

terminals

hardware

application programs

The disk storage that use both magnet and laser beam

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hashing

magneto optical

CD-ROM

WORM

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