Question # 1

Which of the following ensures data consistency in a software system?

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Fault tolerance

Scalability

Modular design

Transaction management

What is the key difference between natural and artificial systems?

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Natural systems are created by humans , while artifical system exist naturally

Natural systems exist naturally, while artificial systems are man -made

Natural systems are always simple while artificial systems are complex.

Natural systmes require programming, while artificial systems do not.

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

In an RGB color model, what does RGB stand for?

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Red. Green Brown

Red, Gray, Black

Red, Green, Blue

Right ,Green, Blue

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

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Tracert

Netstat

Ipcofig

Nslookup

1 GB = (1,024) MB or............bytes.

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(1,024)⁵ bytes

(1,024)KB or (1,024)²

8

(1,024)³

(1024) TB or (1,024)⁵ bytes is equal to.

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1 TB

1 PB

1 KB

1 GB

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

Which method of backup allows you to restore the sytem to a specific point in time.

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Cloud sync

Full backup

System restore point

Incremenatl backup

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

What is the "3-2-1 backup rule?"

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3 backups, 2 devices, 1 recovery option

3 types of backup, 2 administraions , 1 cloud service

2 copies of data, 2 different storage types 1 offsite copy

3 files, 2 backups, 1 test restore

Using loops inside loops is called ________ loops:

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for

while

do-while

nested

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

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a complier

an editor

an IDE

a debugger

Which languages is understood by computer ?

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machine language

assemblylanguage

high levellanguage

middle levellanguage

These are the values including a decimal point:

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real constants

string constants

characterconstants

singleconstants

An array is a __________ structure:

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loop

control

data

conditional

A function can have multiple parameters, bu tit cannot return more that ..... values.

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One

Two

Three

Four

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

Keyword unsigned in the used to declare an ________ integer:

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signed

negative integer

unsigned

originalinteger

A tab stop is collection of _________ spaces:

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8

6

7

9

Which is unary operator ?

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C language program is written in the text editor of IDE ___________:

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text

ms word

power point

code::blocks

Which of the following coding scheme uses 4-bit code

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ASCII

EBCDIC

BCD

Unicode

Web pages are written in which type of language is.

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SQL

HTML

FTP

TCP

Which of the following contains the administrative tools in operating system.

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Recycle bin

My document

Control Panel

Internet explorer

For the custom format ##.000, the number 242.59 will appear as;

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242.59000

24.2590

242.59

None

Which key removes the character to the right of the cursor.

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ESC

Alt

Delete

Back space

How many bits are carried by one line of data Bus.

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4

3

2

1

Pressing and releasing the left mouse button quickly is called.

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Clicking

Dropping

Point8ing

Dragging

Layer that is responsible for transferring frame in OSI Model is.

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Application layer

Session layer

Presentation layer

Data link layer

__________ is related to Business.

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Bank

Stock exchange

Marketing

All of these

Which of the following is a smart card?

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Mobile sim

ATM Card

Modern card

Both a & b

The microphone converts the sound into.

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Mechanical converts

Electrical signals

complete file

Software

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