Question # 1

In digit system 1 represents?

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ON

OFF

OF

All of these

Why is effective troubleshooting important for maintaining systems?

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It helps save money on repairs

It allows for more frequent system updates

It ensures systems operate smoothly andefficiently

It prevents the needfor professional help

ASCII Code for"P' is....................?

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80

81

82

All of these

Which of the following numbers is a valid biary number

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1101102

1101 A

110.11

11011

Which of the following protocol is used to transfer web pages from a web server in a web browser?

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FTP (File Transfer Protocol)

HTTP (Hyper text Transfer Protocol)

SMTP(Simple Mail Transfer Protocol)

SNMP (Simple Network Managemetn Protocol)

In the single precision, how many bits are used for the exponent.

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23 bits

11 bits

8 bits

52 bits

Which of the following is NOT a characteristic of a software system?

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Scalability

Reliability

Tangibility

Maintainability

Pixel Stands for?

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Picture Identitiy

Picture Element

Picture Digit

None of these

Which number system consists of Os and 1s

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Decemal

Octal

Binary

Hexa

Which of the following is NOT a bacuup storeage option?

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Local disk

Word processor

Cloud storage

Extenal hard drive

Whichbackp type only saves files that have changed since the last backup?

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Cloud backup

Full backup

Ineremental Backup

Differnetial Backup

Each variable has a unique name called:

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identifier

simple name

formula

constant

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a++;

a--;

both (a) and (b)

none

An______ is a data structure that can hold multiple values of same data type.

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Loop

Array

For loop

Index

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

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go to

selection

If

loop

How many parts C language program is divided ?

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1

3

2

4

A set of multiple instructions enclosed in braces is called a block or:

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if

compound

while

if else

The value passed to the function are called.

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Value

Input

Output

Arguments

The person who knows how to write a computer program correctly is known as:

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programmer

firmware

engineer

composer

Array can be initialized _________ declaration.

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At the time of

After

Before

Both a and b

Which is unary operator ?

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A ____ is a block of statements that gets some inputs and provides some output.

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Function

Program

Reader

Printer

How many pairs of computers can simultaneously communicate on Ethernet LAN

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1

2

3

Multiple

Which of the following is spread sheet software

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LOTOUS 123

MS Excel

Both a and b

Neither a nor b

Typically cladding has diameter of_________ microns.

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120

122

124

125

In Spreed -Sheet, by default rows are labeled by.

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Letters

Special symbols

Numbers

Underscore sign

The folder, which contains administrative system

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Linkder

Control Panel

Installer

Debugger

Expansion cards are inserted into.

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Slots

Play's

CPU

CBT

The Length of IP address.

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4- bits

16- bits

32 - bits

64- bits

Which one is harmful for computers?

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Antivirus

Virus

Free ware

Shareware

A bus that moves data between the central processor and memory is known as

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I/O bus

CPU bus

Processor buss

Data bus

Which of the following register acts as counter register.

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AX

BX

CX

DX

Which of the following is output device.

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Scanner

Mouse

Plotter

Light pen

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