Question # 1

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

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

What is the first step in the systematic process of troubleshooting?

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Establish a Theory of Probable Cause

Implement the solution

Document Finding Actin, and Outcomes

Identify Problem

Which type of software would ou use to design a logo?

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Untility software

Graphic design software

Operating system

Spread sheet software

1 KB= .........bytes

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200

400

300

1024

Basic Arthemetic Operation like addition subtractio are performed by?

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ALU

CU

UDP

All of these

Which diagnostic command displays the IP address , subnet mask, and default gatway of a system.

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Tracert

Netstat

Ipcofig

Nslookup

Digital system depends on?

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10

00

11

None of these

Why are operating system updates important?

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They increase screen berightness

They enhance security and fix bugs

They improve battery life

They add more fonts

Which of the following is a potential risk of not backing up data.?

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Data loss due to hardware failure or malware attack

Increased system performance

Faster sytem boot times

Improved file accessibility

How does the Von Neumann architecturer differ from the Harvard architecture?

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Von Neumannhas separate memery for data and instructions, while Harvard shares the same memory.

Von Neumann stores data and instuctions in the same memory

Von Neumann has no control unit while Harvard does

Von Neumann is used in modern processors, while Harvard is outdated

Which data type is used to store a real number ?

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float

negative integer

unsigned

original integer

Array can be initialized _________ declaration.

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At the time of

After

Before

Both a and b

Which of the following is not a type of control statements in C language ?

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A program written in high level language is called:

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source code

objectcode

normalcode

binarycode

An _______ consists of tools that help a programmer throughout the phases or writing, executing an testing a computer program:

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DBA

IDE

EDP

editor

Each elemet of an array has an _____ that can be used with the array name as array __ name.

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Index

array

for loop

simple variable

Print f and scanf are examples of ...... function.

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User

Programmer

Common

Built in function

Each statement ends with:

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;

:

=

,

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

The advantages of using functions are.

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Readability

Reusability

Easy debugging

All

_________ statement executes the set of statements under if statement if the condition is true and executes the set of statements under else otherwise:

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if else

condition

while

compound

Computer can not boot if it does not have

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Computer

Linker

Interpreter

Operating system

Which of the following is not a network communication device.

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HUB

NIC

LAN

Router

The size of segment register is.

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1 byte

2 bytes

4 bytes

8 bytes

Every all of a worksheet has a unique;

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Row

Column

Address

Both a & b

The right to use the software on the computer is

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Software

Permission

Law

None

Which of the following is relevant to office automation

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Document management system

Message - handling system

Office supports system

All

Which of the following coding scheme uses 4-bits code;

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ASC II

EBCDIC

BCD

Uni Code

Which cell address will be include in the range C5 : E7

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C8

C6

E4

D9

Most application of robotics are in which area.

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Cooking

Farming

Manufacturing

Teaching

A combination of client and peer to peer network is called

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Mixed Network

Merged Network

Dedicated network

Hybrid Network

E-Commerce stands for;

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Electronic Commerce

Electrical Commerce

Essential Commerce

Ethical commerce

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