Question # 1

Comparison of two or more values are performed in?

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CU

UDP

LU

None of these

Which of the following is an example of ensuring data integity through troubleshooting.

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Updating the operating system regularly

Identifyng a softwre bug that causes incorrect database results.

Using a ooling apad to prevent laptop overheating

Updating the operating system regularly

In K-map , K stand for..................?

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Knowldege

Karnaugh

Both a and b

None of these

Why is troubleshooting important in computing systems?

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It ensures hardware compoents are alsyws up to data

It prevents the need for data backups

It eliminates the need for software updates

It helps keep systems runnign smoothly and securely

What role does the Operating system (OS) play in a computer?

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It performs calculations and executes instructions

It temporarily stores data and instructions for the CPU

It receives imput from interface components and decides what to do with it.

It provides long-term storage of data and software

Which number system has base 10 as it uses ten digits from 0 to 9?

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Decimal

Hexa

Octal

Binary

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

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80

81

82

All of these

Which of the following is an example of a hybrid system (combination of natural and artificial system)?

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Human respiratory system

A weather forecasting system

A dam controlling river water flow

A simple pendulum

What is the ain advantage of cloud based backups over local backups?

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the ar efree of cost

The require no internent connection

They provide offisite data storae and disaster recovery

They increase disk space n local drives

What role do device drivers play ina computer system.

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Enhane Graphic performance

Create presentations

Manage Files

Facilittate communication between hardware devices and the operating system

The term "middleware" in software system refers to.

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Software theat bridges communication between systems

Tools for debgging software

User facing applicaions

Backend databases

In C language _______ is used as statement terminator:

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;

:

,

"

Which data type is used to store a real number ?

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float

negative integer

unsigned

original integer

Which name must begin with a letter or an underscore, it cannot begin with a digit ?

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character

variable

constant

string

Any single small case letter, upper case letter, digit, punctuation mark, special symbol enclosed within ' ' is considered:

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integerconstants

stringconstants

characterconstants

singleconstants

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a++;

a--;

both (a) and (b)

none

Software that facilitates programmers in writing computer programs is known as ___________:

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a complier

an editor

an IDE

a debugger

Which keyword is used to declare the floating type variable ?

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int

float

positive

char

Which header file includes file that contains information related to input and output functions ?

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math.h

stdio.h

string.h

c.h

Which of the following is a type of operator ?

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assignment operator

arithmeticoperators

logicaloperators

all of these

In main function everything enclosed in:

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body

included files

curly braces

file

Which of the following is escape sequence ?

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\n

\t

\a

all of these

Register that collect the results of computation are called.

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Accumulator

Storage

Instruction pointer

Storage Register

An additional copy of your data on storage media is called;

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Backup data

Taking of data

Moving of data

None

A network that places all nodes on a single cable is called.

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Star

Mesh

Ring

BUS

Crossing one LAN to another LAN is done over

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Bridges and gateway

Routers

Backbones

MANs

E-Banking allows individuals to obtain cash instantly from

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Cash Machine

CDM

ATM

CAM

Which of the following device is used to receive the sound out put.

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Microphones

Monitor

Speaker

Plotters

An IP address consists of;

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8-bits

16-bits

32-bits

64-bits

CPU is an example of.

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Software

Program

Hardware

Device drive

Formula can be applied on:

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Values

Labels

Unmerged Cells

None

The circuit board that connects the monitor to computer is called.

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Monitor adapter

Monitor connector

Graphic connector

Graphic adapter

__________ contains permanents IP address.

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Client

User

NLC

Server

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