2022 JAMB Computer Studies Past Questions & Answers

Question 1

_______ is the process of finding errors and fixing them within a program.

Accepted Answer

C. Debugging

Answer

A. Compiling

Answer

B. Executing

Answer

D. Scanning

Question 2

In Boolean algebra, the bar sign (-) indicates ....................

Accepted Answer

C. NOT operation

Answer

A. OR operation

Answer

B. AND operation

Answer

D. None of the above

Question 3

What does a linker program do?

Accepted Answer

C. Links the program with other programs needed for its execution

Answer

A. it places the program in the memory for execution

Answer

B. relocates the program to execute from the specific memory area allocated to it

Answer

D. interface the program with the entities generating its input data

Question 4

Typically, an ATM is used for

Accepted Answer

D. withdrawing cash

Answer

A. record keeping

Answer

B. budget making

Answer

C. watching movies

Question 5

What does an Operating System do?

Accepted Answer

D. All of the above

Answer

A. Memory Management

Answer

B. File Management

Answer

C. Application Management

Question 6

A collection of facts and figures is known to be _________

Accepted Answer

A. Data

Answer

B. Database

Answer

C. sequenced data

Answer

D. structural data

Question 7

What does LAN stand for?

Accepted Answer

D. Local area network

Answer

A. Land area network

Answer

B. Local arrangement network

Answer

C. Legal alternative network

Question 8

Which part of a processor contains the hard ware necessary to perform all the operations required by a computer?

Accepted Answer

A. Data path

Answer

B. Controller

Answer

C. Registers

Answer

D. Cache

Question 9

CPU stands for ________________.

Accepted Answer

D. Central Processing Unit

Answer

A. Control Processing Unit

Answer

B. Computer Process Unit

Answer

C. Central Personal Unit

Question 10

The windows explorer is divided into _________ categories.

Accepted Answer

A. 2

Answer

B. 3

Answer

C. 5

Answer

D. 7

Question 11

From where can the name of a user account be changed?

Accepted Answer

D. Control panel

Answer

A. Setting

Answer

B. Computer name

Answer

C. Code panel

Question 12

Computer files can be characterised by all but,

Accepted Answer

A. A title

Answer

B. It's accessibility

Answer

C. The ability to be modified

Answer

D. Where it is stored

Question 13

What does RAM and ROM have in common?

Accepted Answer

A. They both deal with memory

Answer

B. They were both invented by Bill Gates

Answer

C. They do not have anything in common

Answer

D. Their initials are similar

Question 14

Which is not a network for distribution of information?

Accepted Answer

C. Microsoft Word

Answer

A. cloud storage

Answer

B. Several computers to one printer

Answer

D. E-mail

Question 15

What type of errors occurs when the program is asked to implement an impossible task such as dividing a number by zero?

Accepted Answer

B. Runtime error

Answer

A. Syntax error

Answer

C. Logical error

Answer

D. Arithmetic error

Question 16

Sensitive data can be protected from prying eyes using _________

Accepted Answer

D. encryption

Answer

A. File permissions

Answer

B. File locks

Answer

C. passwords

Question 17

Which of these application packages is mostly used by computer users?

Accepted Answer

D. Ms Word

Answer

A. CorelDraw

Answer

B. Ms Access

Answer

C. Ms Excel

Question 18

How many different values can a bit have?

Accepted Answer

A. 2

Answer

B. 4

Answer

C. 10

Answer

D. 256

Question 19

Applications on a screen are displayed by __________

Accepted Answer

B. icon

Answer

A. Cursor

Answer

C. Home screen

Answer

D. App drawer

Question 20

When an input signal 1 is applied to a NOT gate, the output is ..................

Accepted Answer

A. 0

Answer

B. 1

Answer

C. Either 0 & 1

Answer

D. None of the above

Question 21

The actual physical network of wires, cables and satellite that connects computers and resources throughout the world is the _______________

Accepted Answer

B. Internet

Answer

A. Web

Answer

C. e-commerce

Answer

D. social media

Question 22

A display listing of program options which users can select is called?

Accepted Answer

D. menu

Answer

A. icons

Answer

B. options

Answer

C. selection

Question 23

What controls the way in which the computer system function and provides a means by which users can interact with the computer.

Accepted Answer

C. Operating system

Answer

A. Application software

Answer

B. Internet

Answer

D. Control unit

Question 24

The binary system has the radix of ________

Accepted Answer

C. 2

Answer

A. 0

Answer

B. 1

Answer

D. ½

Question 25

The rules that govern the structure of a command or programming language is called

Accepted Answer

A. Syntax

Answer

B. Algorithm

Answer

C. Logic

Answer

D. Password

Question 26

Which of the following is not a model used in problem solving?

Accepted Answer

A. critical thinking

Answer

B. SDCL

Answer

C. waterfall

Answer

D. prototype

Question 27

Which of the below-mentioned reasons do not satisfy the reason why people create a computer virus?

Accepted Answer

A. protection

Answer

B. Identity theft

Answer

C. pranks

Answer

D. research purpose

Question 28

Which of the following is an example of output device

Accepted Answer

C. speaker

Answer

A. Keyboard

Answer

B. Mouse

Answer

D. microphone

Question 29

A light sensitive device that converts drawing, printed text or other images into digital form is

Accepted Answer

C. Scanner

Answer

A. keyboard

Answer

B. Plotter

Answer

D. OMR

Question 30

The logical structure of the database can be depicted through its ______

Accepted Answer

D. Schemas

Answer

A. Domain

Answer

B. Data model

Answer

C. Architecture

Question 31

CRACKING comes under ___________

Accepted Answer

C. computer crime

Answer

A. website service

Answer

B. transcription

Answer

D. data security

Question 32

Which key deletes text?

Accepted Answer

C. backspace key

Answer

A. Arrow keys

Answer

B. enter key

Answer

D. esc key

Question 33

In general, a file is basically a collection of all related______.

Accepted Answer

D. Records

Answer

A. Rows & Columns

Answer

B. Fields

Answer

C. Database

Question 34

Numerous files are referred to as _____________

Accepted Answer

B. Folder

Answer

A. Files

Answer

C. Memo

Answer

D. Drafts

Question 35

Computer applications are example of ___________

Accepted Answer

D. Software

Answer

A. Hardware

Answer

B. Computer utilities

Answer

C. Program packages

Question 36

What is a website main page called?

Accepted Answer

A. Home page

Answer

B. Bookmark

Answer

C. Search page

Answer

D. Task page

Question 37

Which type of network is usually contained inside one office building?

Accepted Answer

B. LAN

Answer

A. CAN

Answer

C. MAN

Answer

D. WAN

Question 38

A computer can't boot if it does not have ____________

Accepted Answer

C. OS

Answer

A. compiler

Answer

B. Loader

Answer

D. Assembler

Question 39

What is considered the brain of the computer?

Accepted Answer

A. Central Processing Unit

Answer

B. Monitor/Display Screen

Answer

C. Mouse

Answer

D. Printer

Question 40

The Internet is an example of which computer network?

Accepted Answer

D. WAN

Answer

A. LAN

Answer

B. MAN

Answer

C. CAN

Question 41

At least how many keys is a keyboard made up of?

Accepted Answer

C. 101

Answer

A. 105

Answer

B. 107

Answer

D. 103

Question 42

A logic circuit performs ________ functions

Accepted Answer

B. Processing and Controlling

Answer

A. Interpretation

Answer

C. Storage

Answer

D. Security

Question 43

Microsoft word serves the purpose of ________

Accepted Answer

B. Creating documents

Answer

A. Developing other applications

Answer

C. Storing Documents

Answer

D. Browsing

Question 44

Which term describes accessing files from a computer other than the one where the files are stored.

Accepted Answer

B. remote access

Answer

A. local access

Answer

C. cloud access

Answer

D. special access

Question 45

Which of the following is not a type of computer network?

Accepted Answer

D. DAN

Answer

A. VPN

Answer

B. CAN

Answer

C. WLAN

Question 46

For what does WAN stand?

Accepted Answer

B. Wide area network

Answer

A. World application network

Answer

C. Wide acreage network

Answer

D. Work arrangement network

Question 47

Which of these is not a job of the operating system

Accepted Answer

B. Handling HTTP requests for Web pages

Answer

A. Stopping unauthorised users accessing files that do not belong to them

Answer

C. Allocating memory to programs that are running on the computer

Answer

D. none of the above

Question 48

In SQL, which command is used to remove a stored function from the database?

Accepted Answer

C. DROP function

Answer

A. REMOVE Function

Answer

B. DELETE function

Answer

D. ERASE Function

Question 49

The explorer bar is divided into _________ categories.

Accepted Answer

A. 2

Answer

B. 3

Answer

C. 5

Answer

D. 7

Question 50

Types of software programs are

Accepted Answer

A. Application programs

Answer

B. replicate programs

Answer

C. Logical programs

Answer

D. both A and B

Question 51

__________________ is the conversion of computer data from one format to another.

Accepted Answer

A. data conversion

Answer

B. data implementation

Answer

C. data transmission

Answer

D. data transfer

Question 52

Which computer accessory is both an input and output device?

Accepted Answer

C. Network cards

Answer

A. Monitor

Answer

B. Printer

Answer

D. Scanner

Question 53

What does CO stand for in COBOL?

Accepted Answer

B. common

Answer

A. common object

Answer

C. computer oriented

Answer

D. common operating

Question 54

Which of the following is not a type of logic gate

Accepted Answer

D. DOR

Answer

A. XOR

Answer

B. OR

Answer

C. AND

Question 55

.......... provides total solutions to reduce data redundancy, inconsistency, dependence and unauthorized access of data

Accepted Answer

B. DBMS

Answer

A. Tables

Answer

C. Production passwords

Answer

D. Database

Question 56

Which of the following is a computer not used for?

Accepted Answer

D. none of the above

Answer

A. entertainment

Answer

B. information

Answer

C. social media

Question 57

Computers that are portable and convenient for users who travel are known as _________________

Accepted Answer

B. Laptops

Answer

A. Super computers

Answer

C. Mini computers

Answer

D. File servers

Question 58

The joystick typically have a button on _________ used to select the option pointed by the cursor.

Accepted Answer

D. top

Answer

A. bottom

Answer

B. left

Answer

C. right

Question 59

The function of an assembler is to _________

Accepted Answer

C. convert assembly language to machine language

Answer

A. convert basic language to machine language

Answer

B. convert high level language to machine language

Answer

D. convert assembly language into high level language

Question 60

What is the shortcut key to "undo" last action on a Microsoft word page?

Accepted Answer

D. Ctrl + Z

Answer

A. Ctrl + A

Answer

B. Ctrl + U

Answer

C. Ctrl + X

Question 61

What is the full form of CU?

Accepted Answer

D. Control unit

Answer

A. Compound Unit

Answer

B. Communication Unit

Answer

C. Computer unit

Question 62

Which of the following is not a method of filing

Accepted Answer

D. Geographical

Answer

A. Random

Answer

B. Sequential

Answer

C. Serial

Question 63

Which part of a laptop serves the same function as a mouse?

Accepted Answer

C. Touchpad

Answer

A. Arrow keys

Answer

B. Navigation bar

Answer

D. Keyboard

Question 64

The illegal access to a network or computer system is___________

Accepted Answer

B. cracking

Answer

A. security

Answer

C. virus

Answer

D. piracy

2022 JAMB Computer Studies Past Questions

Questions 1–79

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2022 JAMB Computer Studies Past Questions

Questions 1–79

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