Question # 1

Which of the following cable is comprised of two separate insulated copper wires that are twisted?

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Fiber optics

Twisted pair wire

coax

Submarine

Which of the following statement is true in the case of AND gate with input A and B.

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If A and B are applied, there will not be any output

If neither input is applied, there will be an output

If one input is applied there will not be any output

If one input is applied there will be an output

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

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1950s

third generation

second generation

1990s

Raw data is processed by the computer into

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number of sheet

updates

paragraph

information

The language Smalltalk is

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procedural oriented

document oriented

problem oriented

object oriented

Historically, the first computers were used for.

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text processing

data storage

simulation and modeling

arithmetic calculations

Which types of data consists of words ,sentences and paragraphs

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Text

Image

Numeric

Video

Which input device is often attached to laptop computers:

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trackball

inscriber

wand reader

graphic display

The cursor can be moved rolling this device on a flat surface.

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mouse

wand reader

trackball

interactive tablet

Stored instructions and data in a digital computer consist of.

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alphabets

numerals

characters

bits

CD-ROM has the same format as

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backup tape

DAT

diskette

audio compact disk

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

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ENIAC

minicomputer

pocket calculator

microprocessor

A parallel interface

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transmit one bit at a time

transmit one or more bits at a time using a single wire

transmit 8 or more bits at a time using as many wires

cannot be used to connect a printer to a PC

In EBCDIC (extended binary coded decimal interchange code) each character is denoted by

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3 bits

4 bits

5 bits

8 bits

Who is responsible for introducing the concept of stored program.

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Blaise Pascal

Herman Hollerith

Charles Babbage

John von Neumann

When a bank teller uses a computer terminal to know the balance in a customer's account it is an example of

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on-line updating

off-line processing

on-line processing

on-line query

A computer is capable of performing almost any task, provided that it can be.

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coded

memorized

analyzed

reduced to a series of logical steps

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

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access time

data transfer time

direct time

cylinder time

NOS refers to

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network open system

booting

network operating system

round-robin scheduling

A digital compute performs its computations by

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mechanical means

analogy

guessing

counting

An example of peripheral equipment

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CPU

spreadsheet

printer

microcomputer

According to absorption law x. (x+y) =

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x

y

1+x

1+y

Which of the following is not a component of telecommunications?

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sender

office device

medium

receiver

A digital computer system consists of a central processing unit interfaced with

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input devices

auxiliary storage

output devices

all of above

Which one of the following is a graphical shell?

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UNIX

page

utility program

GUI

Types of Flat-Panel Display are

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LCD

EL

Gas-plasma

All of the above

_________Coding schemes use 4 bit code

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Unicode

ASCII

EBCDIC

BCD

Imaging uses what device to input data:

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Tablet

Icon

Barcode Reader

Scanner

The signals produced by a computer or terminal to be sent over phone lines must be converted to.

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modems

analog signals

digital signals

microwave

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

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LAN

WAN

Router

Bridge

Management of an operating system is handled by

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by interpreter

the supervisor program

utility program

the CPU

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