Question # 1

Diodes are used in analog computer circuit as

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phase shifter

rectifier

binary logic

limiter

Assigning more sector to outer hard disk is called

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zone recording

randomizing

sectoring

data transfer

Imaging used what device to input data.?

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scanner

icon

bar code reader

tablet

Which of the following statements best describes a star topology?

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Needs significantly less cabling than other topologies

Breaks in a single cable segment takes down entire network

More difficult to reconfigure than other topologies

Centralized monitoring and management

Who is pioneer in the field of computer language who played an important role in the development of COBOL.

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Grace M.Hopper

How H.Aiken

John von Neumann

Thomas J.Watson

A magnetized spot represents

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cpi

MB

0 bit

1 bit

The most powerful computers are.

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super minis

super micros

super mainframe

super computers

An analog computer can be worked directly with

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magnetic tapes

punched card

magnetic disk

none of the above

The transfer of data from one place to another is called

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Data processing

Data distribution

Data communication

Data encryption

How many pairs of computers can simultaneously communicate on Ethernet LAN?

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1

2

3

multiple

The highest-level language are called

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4GLs

high-level

assembly

natural

According to Boolean algebra x + 1 = ______________

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0

1

x

Comments in the program itself are part of

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compiling

translating

linking

documenting

The data obtained by counting are called

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digital data

continuous data

analog data

discrete data

The FORTRAN equivalent of the mathematical expression ab/cd is.

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A * B / C * D

A.B / C.D

A * B / (C*D)

A*B/B*D

The widely used code in data communication is.

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a bit ASCII

7 bit ASCII

EBCDIC

none of these

Which of the following operations are used by Boolean algebra.?

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Boolean addition

Boolean multiplication

Boolean complementation

All of the above

A person who gains illegal access to a computer system.

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hacker

worm

software

zapper

Electron NumericaL integrator and Calculator belongs to the

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first generation digital computer

second generation computers

third generation computers

fourth generation computers

Binary coded decimal number express each decimal digit as

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binary degits

nibble

word

byte

Boolean algebra is.

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used for arithmetical operation is ALU

an aid for binary conversion

useful for error detection and error correction

used to describe the behavior and structure of logic networks and as an aid in the design of logic system

The iteration count for the DO statement

DO 110 K = 3,19,4 will be

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3

4

5

6

IEEE 802.3 is

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Device Name

Protocol

Topology

None

______input device is not a pointing device

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Scanner

Pointing Stick

Digitizing Tablet

Touchpad

Specifying the kind of input, processing, and output required for a program occurs when

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planning the solution

flowcharting the problem

coding the problem

defining the problem

Which is not associated with the main memory of computer.

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semiconductor memory

core memory

read only memory

sequential memory

The fastest type of ADC is

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time interval

parallel

closed loop

successive

Assuming 8 bit for data, 1 bit for parity, 1 start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit.

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10 CPS

120 CPS

12 CPS

none of these

The different memory locations are identified by hexadecimal numbers called.

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ASCII code

bytes

BCD numbers

addresses

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

The ability to return a change disk record to its original location is called

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magneto optical

rotational delay

updating in place

multimedia

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