Question # 1

Records stored on a Direct Access storage device.

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must be read in a specific order

must be read in groups

must be read directly

must be read sequentially or directly

The technique in shared systems that avoid interspersed printout from several programs is

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paging

queuing

slicing

spooling

The computer program consists of mainly the following number of parts

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3

2

4

5

The unit that transform data in informaion is the

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CPU

ROM

DVD

OCR

The accuracy of analog computers as compared to digital computer is.

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more

less

nearly same

unpredictable

Computer follows a simple principle called GIGO which meas

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Garbage input good output

garbage in garbage out

great instruction great output

good input good output

Octal number system uses the digit 0 to 7. The equivalent of Octal 126 in decimal system is.

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80

82

86

84

Network topologies are categorized into the following basic types

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Bus, Ring

Star , Tree

Mesh

All of the above

The main advantage of hexadecimal number is the case of conversion from hexadecimal to.

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ASCII code

binary

octal

decimal

Which of the following is a Correct definition of volatile memory?..

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It loses its contents at high ambient temperatures

Its contents are lost on failure of power supply

It has to be kept in air tight boxes always

It is the latest type of bubble memory

What layer of the OSI model does data compression?

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Network

Data Link

Presentation

Physical

_______is not component of data communication.

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Medium

Voltage

Decoder

Receiver

A typical microcomputer has 64 K memory. It has 65,536 registers,each register storing 1 byte Each register is called

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memory location

address

byte

word

The use of computer for business application is attractive because of its

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accuracy

reliability

speed

all of above

Primary storage for the UNIVAC was via

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punched cards

transistors

magnetic cores

disk packs

The part of the computer system which performs the house keeping functions is called

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Interpreter

Compiler

Operating system

Assembler

For calculating taxes, input to a computer could be.

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numbers representing wages

income

tax tables

all of the above

The process of detecting, locating and correcting logic error is called

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desk-checking

translating

debugging

documenting

The _____________ is the physical path over which the message travels :

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Protocol

Medium

Signal

All of the above

The general-purpose processor on a chip is otherwise known as the.

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ENIAC

minicomputer

pocket calculator

microprocessor

People on a LAN can share.

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Printer

CD/ROM disk drive

modem

fax machine

All of the above

The analog computer deal directly with.

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number or pulses

measured values of continuous physical magnitudes

signals in the form of 0 or 1

signal in discrete values form 0 to 9

A fourth-generation language used for database retrieval

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high level language

assembly language

query language

procedural langauage

DASD refers to.

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disk storage

track

tape storage

sorting

Data is represented on a computer by means of a two-state on/off system called

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the octal system

the binary system

a word

ROM

Computer follows a simple rule called GIGO, GIGO stand for

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good input, good output

great instructions, great output

garbage in, garbage out

gated input, gated output

A Digitizer uses a mouse like copying device called

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Puck

Push

Pop

Paste

The signal that the computer is awaiting a command from the user

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prompt

time slice

event

interrupt

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

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input devices

computer

output devices

operating system

Use to ensure that no alternative is overlooked during data analysis.

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data flow diagram

organization chart

Gantt chart

decision table

Number 375₁₀is equivalent in binary system to.

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101110101

100110101

101110111

101110011

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