Question # 1

Following devices are used in simplex mode

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Radio

Television

a , b

Multiplexers

Management of an operating system is handled by

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by interpreter

the supervisor program

utility program

the CPU

The equipment attached to CPU which computer can access are called

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Hardware

input output devices

peripherals

computer components

If A and B are two 1-bit numbers, what logic gates will be required to test for A=B?

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NOR gate

EXCLUSIVE OR gate

EXCLUSIVE NOT gate

OR gate

A bus line consists of.

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registers

accumulators

parallel data paths

machine cycles

Light sound and radio waves are examples of :

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Analog Signals

Digital Signals

Simple Signals

None

For calculating taxes, input to a computer could be.

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numbers representing wages

income

tax tables

all of the above

Tool to change PROM chips are called.

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chip kits

RAM burners

PROM burner

none of these

Computer output produced as small film images is called

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OCR

COM

LCD

OMR

Boolean algebra is also known as.

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logical algebra

control algebra

switching algebra

programming algebra

ASCII 8 bit code can represent maximum

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256 character

128 character

64 character

65536 character

Software to persue the Internet.

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gateway

EFT

browser

teleconferencing

Who is regarded as the father of computers

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John Napier

Pascal

Charles Babbage

Hollerith

A language designed to generate routing business reports is

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COBOL

LISP

RPG

ALGOL

Which one of the following is a graphical shell?

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UNIX

page

utility program

GUI

Retaining data for future reference is called

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storing

sorting

memorizing

programming

Which is not beneficial of secondary storage

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convenience

DAT

economy

space

Now-a-day computers all over the world can talk to each other. Which is one of the special accessories essential for this purpose?

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Fax card

Modem card

Network Adapter card

DVD

A one-color screen on a black background is called.

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monochrome

addressable

blank

liquid crystal display

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

The ability of an object to interpret a message using its own methods is called

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Polymorphism

encapsulation

inheritance

messaging

Pick up wrong logical expression

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Base 8 is often used in computing because.

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there are 8 bit in a byte

calculations become easier by using base 8

electronic circuits can be made econmically

it can represent long strings of binary 1's an 0's in a more compact form

A computer has very high speed ,accuracy,and reliability ,Its intelligent quotient could be of the order of

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0

10

15

20

An OR gate has 6 input. The number of input words in its truth table are.

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6

32

64

128

Printer is an example of

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Softcopy

Hardcopy

Photocopy

Nothing

A computer can be defined as an electronic device that can

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carry out arithmetic operation

carry out logical operation

do complicated calculation

accept and possessed data by implementing sequentially a set of stored in instruction

Real time computing is possible because of the following number of storage locations

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storage capability

high speed

accuracy

versatility

In the networking environment a network adapter card driver is needed for.

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Communication with other adapter cards on a network

Communication between the file server and the other computers on the network

Communication between different types of computers on a network

Communication between the adapter card and the computers operating system

Which of the following is increasing as computer technology progresses?

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speed

efficiency

hardware reliability

all of these are inceasing

A CPU has

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control unit consisting of program counter and instruction decoded,and arithmetic unit having accumulator.

bubble memory

visual display unit

auxiliary storage unit

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