Question # 1

In digit system 1 represents?

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ON

OFF

OF

All of these

Which sysems involve the mind and behavior?

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Artificial

Chemical

Psychological

Biological

In Binary Os represents......?

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ON

OFF

OF

None of these

CPU Stand for?

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Central Processing Unit

Central Processing Unity

Central Processing United

None of these

Which protocol is responsible for assigning IP addresses to devices on a network?

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DNS (Domain Name system)

DHCP (Dynamic Host Configuration Protocol)

TCP (Transmission Control Protocol)

ARP (Address Resolution Protocol)

In software system , modularity refers to

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Using exeternal libraries in a project

Breaking a system into smaller manageable parts

Writing reusable code

Testing indivual components separately

Which of the following is the best practie for data backup frequency?

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Once a year

After every system update

Regular and scheduled backups

Only after system crash

If an application is unresponsive whihc key combination is used to force-close it on Windows?

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Ctrl+Alt+Tab

Alt+F4

Ctrl+Shift+Del

Shift+ESc

Whcih number system has base 2?

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Decimal

Octal

Binary

Hexa decimal

Single Precision use.....bits?

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30

31

32

None of these

Let the following part of code, what will be the value of variable an after execution:

int a = 4;

float b= 2.2;

a = a * b;

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8.8

8

8.2

8.0

Which operators perform operation on Boolean expressions and produce a Boolean expressions as a result ?

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logical

assignment

arithmetic

relation

In whihc statement we -specify a condition, and assoclate a code to it.

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go to

selection

If

loop

We use ............. loops to repeat a pattern multiple times.

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Loop

While loop

Nested

Simple loop

scanf is a __________ in C programming language:

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keyboard

library

function

none of them

Input of a function are called __________ of the function.

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Function

Program

Reader

Parameters

In If statement, what happens if condition is false ?

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program crashes

index out of bound error

further code executes

compiler asks to change condition

Which operator has the highest precedence among the following ?

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/

!

>

<

Which are the values that do not change ?

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constants

variables

numeric

string

Set of instruction given to the computer to perform a specific task is known as:

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computer program

software

both a and b

none of these

Every host computer on the Internet has a (n)

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Similar IP address

Unique 15 - digit number

Unique IP address

Common name and number

When the virus starts to impact on data, it is known as

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Virus attack

Virus infection

Virus removing

None

Which of the following register acts as counter register.

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AX

BX

CX

DX

Which of the following is not included in document management system

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Word - processing

Desktop - publishing

Reprographic

E - shopping

Maintenance phase includes

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Improvements

Keep system working

Adopt changes

All of above

What layer of OSI Model performs data compression;

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Network

Data link

Presentation

Physical

A device that connect multiple networks using similar or different protocol is a

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Network interface

Bridge

Router

Gateway card

MICR stands for

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Magic in character redo

Magic in ink character recorder

Magnetic ink character reader

None of the above

DSL stand for.

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Domain server

Direct server

Digital subscriber

Digital server

All files deleted from computer are stored in

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Sys-tray

Temporary files

Recycle bin

My documents

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