2022 JAMB Computer Studies Past Questions & Answers (Part 2)

Question 1

The Domain name of a website is also its__________

Accepted Answer

A. IP address

Answer

B. TCP address

Answer

C. Database system

Answer

D. Network server

Question 2

Which can be the input and output devices both?

Accepted Answer

B. Touch screen monitor

Answer

A. Scanner

Answer

C. Speaker

Answer

D. Digitizer

Question 3

Computer software can be classified into how many parts?

Accepted Answer

C. 2

Answer

A. 3

Answer

B. 5

Answer

D. 4

Question 4

Encryption helps with what?

Accepted Answer

C. Safe delivery of messages to destination without being accessed by a third party

Answer

A. Spam messages

Answer

B. identify source of message

Answer

D. interpretation of message and digital data

Question 5

What is debugging?

Accepted Answer

D. finding and removing errors from a program

Answer

A. Preventing bugs from getting to the computer

Answer

B. inserting errors into the program

Answer

C. finding and removing errors from a computer

Question 6

The super computers are mainly used for

Accepted Answer

D. Mathematical intensive scientific applications

Answer

A. Data retrieval operations

Answer

B. Input-output intensive processing

Answer

C. Manipulation of records

Question 7

Binary coded decimals (BCD) numbers express each digit as a ___________

Accepted Answer

B. nibble

Answer

A. byte

Answer

C. bit

Answer

D. All of the above

Question 8

System software can further be classified into two. Operating software and ______________ software

Accepted Answer

A. Utility

Answer

B. Storage

Answer

C. Anti virus

Answer

D. File management system

Question 9

The set of rules that defines the combination of symbols that are considered to be correctly structured statements or expressions in that language is called _________

Accepted Answer

A. Syntax

Answer

B. Instruction

Answer

C. Program

Answer

D. Domain

Question 10

The major function of a Database management system is _______________

Accepted Answer

C. Manipulation of data in a data base

Answer

A. Virus detection

Answer

B. Cyber security

Answer

D. Store large data

Question 11

The delete permission allows one to ____________

Accepted Answer

B. delete or remove files and directories

Answer

A. share music

Answer

C. read files and directories

Answer

D. modify files and directories

Question 12

Running other software on idle computer without the knowledge of the organisation is called theft of ___________

Accepted Answer

C. computer time

Answer

A. Software

Answer

B. computer

Answer

D. use

Question 13

Files that maintain the hierarchical structure of the file system.

Accepted Answer

B. Directories

Answer

A. Descriptors

Answer

C. Modifiers

Answer

D. Relative files

Question 14

What differs a system software from application software?

Accepted Answer

D. unique programs installed by the creators to help run the computer

Answer

A. ability to multi task

Answer

B. being minimal in terms of space

Answer

C. presence of cache memory

Question 15

Which of the following isn't used to navigate in a computer?

Accepted Answer

D. Scanner

Answer

A. Cursor

Answer

B. Keyboard

Answer

C. mouse

Question 16

The acronym from DATABASE MANAGEMENT SYSTEM is ________________

Accepted Answer

B. DBMS

Answer

A. DMS

Answer

C. DMGS

Answer

D. DMSM

Question 17

Which doesn't belong to the group?

Accepted Answer

C. External memory

Answer

A. Primary memory

Answer

B. Main memory

Answer

D. Internal memory

Question 18

Which of the memories must be refreshed many times per second?

Accepted Answer

D. Dynamic RAM

Answer

A. EPROM

Answer

B. ROM

Answer

C. Static RAM

Question 19

The device primarily used to provide hardcopy is the?

Accepted Answer

A. printer

Answer

B. card reader

Answer

C. computer console

Answer

D. CRT

Question 20

Which of these is not a programming language

Accepted Answer

D. ios

Answer

A. HTML

Answer

B. Java

Answer

C. C++

Question 21

Which process is used by large retailers to study trends?

Accepted Answer

A. Data mining

Answer

B. Data selection

Answer

C. Data conversion

Answer

D. Pos

Question 22

Which of the following is not a stage of system development cycle?

Accepted Answer

D. Observation

Answer

A. Design

Answer

B. Test running

Answer

C. Implementation

Question 23

___________ is when someone steals another persons identity.

Accepted Answer

B. Identity Theft

Answer

A. Cyber bullying

Answer

C. Identity Phase

Answer

D. Cyber Know How

Question 24

_________ are programmes that affect the effectiveness of a computer system.

Accepted Answer

B. virus

Answer

A. bugs

Answer

C. anti virus

Answer

D. none of the above

Question 25

What is the full form of TCP?

Accepted Answer

A. Transmission Control Protocol

Answer

B. Transmission Communication Protocol

Answer

C. Transformation Control Protocol

Answer

D. Transmission Central Pass

Question 26

What is the etiquette one should follow while working online?

Accepted Answer

C. Netiquette

Answer

A. Anything goes . . . providing he/she remains anonymous

Answer

B. Netflix

Answer

D. Piracy

Question 27

Microsoft PowerPoint is a ________________ application

Accepted Answer

A. presentation software

Answer

B. graphing

Answer

C. productivity software

Answer

D. gaming

Question 28

Programming language COBOL works best for use in

Accepted Answer

D. commercial application

Answer

A. Siemens applications

Answer

B. student applications

Answer

C. social applications

Question 29

Which program translates programs to a simpler language that the computer can execute.

Accepted Answer

A. Compiler

Answer

B. Interpreter

Answer

C. Processor

Answer

D. algorithm

Question 30

The arrow displayed on the screen of a computer is called

Accepted Answer

A. Pointer

Answer

B. Arrow

Answer

C. Cursor

Answer

D. Indicator

Question 31

An Operating System is a type of?

Accepted Answer

B. System software

Answer

A. Application Software

Answer

C. Utility Program

Answer

D. None of these

Question 32

A permanent memory, which has data and instruction to start up the computer and does not erase data after power off.

Accepted Answer

D. ROM

Answer

A. network interface card

Answer

B. CPU

Answer

C. RAM

Question 33

Which type of network can span several building, but is usually less than 30 square miles big?

Accepted Answer

C. MAN

Answer

A. CAN

Answer

B. LAN

Answer

D. WAN

Question 34

What is a computer file.

Accepted Answer

C. A place on a computer where information is stored in a package

Answer

A. A computer program

Answer

B. A document like bunch of text

Answer

D. A physical paper document that entails how a computer works

Question 35

System software has which major function?

Accepted Answer

C. controlling the computer system

Answer

A. Giving utility

Answer

B. making navigation easier for user

Answer

D. maintain the system

Question 36

What does ICT stand for?

Accepted Answer

C. information and communication technology

Answer

A. information and community technology

Answer

B. Internet and communication technology

Answer

D. Internet access communication technologies

Question 37

Hexadecimal numbers are a mixture of

Accepted Answer

C. Letters and decimal digits

Answer

A. Octal and decimal numbers

Answer

B. Binary and octal numbers

Answer

D. Binary and decimal numbers

Question 38

Fire fox is an example of __________

Accepted Answer

C. Application software

Answer

A. System software

Answer

B. Application package

Answer

D. Computer tools.

Question 39

Java is a ______ language

Accepted Answer

A. High level

Answer

B. Low level

Answer

C. Machine

Answer

D. Algorithm

Question 40

The end users are able to operate at the _______ tier.

Accepted Answer

D. presentation

Answer

A. model

Answer

B. application

Answer

C. data

Question 41

In the files, if order of operation on two or more files are similar, then operation will be

Accepted Answer

C. sequential

Answer

A. complex

Answer

B. simple

Answer

D. combinational

Question 42

What is the major purpose of application software?

Accepted Answer

C. database management

Answer

A. oversee the running of the computer

Answer

B. utilities

Answer

D. recreation

Question 43

In Microsoft Excel, sheet tabs can be renamed by ______

Accepted Answer

C. Double-clicking on the sheet tab; entering the new name

Answer

A. Double-clicking any column

Answer

B. Double-clicking any row

Answer

D. Going to File, and clicking Save As

Question 44

Internet explorer is used for

Accepted Answer

D. viewing Web pages

Answer

A. viewing movies

Answer

B. Listening to music

Answer

C. Drawing

Question 45

Which of the following is termed as the minimum error code?

Accepted Answer

B. gray code

Answer

A. binary code

Answer

C. excess 3 code

Answer

D. octal code

Question 46

An inventory management program can assist with ________

Accepted Answer

D. all of the above

Answer

A. distribution

Answer

B. purchasing

Answer

C. planning

Question 47

Which of the following system software resides in the main memory always?

Accepted Answer

D. Loader

Answer

A. Text editor

Answer

B. Assembler

Answer

C. Linker

Question 48

The most basic network is _________

Accepted Answer

C. PAN

Answer

A. WAN

Answer

B. SAN

Answer

D. MAN

Question 49

Which among the following generation computers had expensive operation cost?

Accepted Answer

A. First

Answer

B. Second

Answer

C. Third

Answer

D. Fourth

Question 50

Firefox is an example of __________

Accepted Answer

C. Application software

Answer

A. System software

Answer

B. Application package

Answer

D. Computer tools

Question 51

The acronym IP address has its full meaning to be _________

Accepted Answer

A. Internet protocol

Answer

B. Internet password

Answer

C. International processing

Answer

D. Internet processing

Question 52

The number of input combination for a 4 input gate is ______

Accepted Answer

D. 16

Answer

A. 9

Answer

B. 8

Answer

C. 15

Question 53

Destruction of files for malicious reasons such as access by fraudulent people is classified as being

Accepted Answer

D. unauthorized access

Answer

A. modified

Answer

B. accessed

Answer

C. destroyed

Question 54

___________ booting is done by turning on the computer at first instance.

Accepted Answer

C. cold

Answer

A. hot

Answer

B. spicy

Answer

D. cool

Question 55

Which of the listed is not a type of computer application?

Accepted Answer

C. Joy stick

Answer

A. Microsoft word

Answer

B. Firefox

Answer

D. VLC media player

Question 56

________ is the process of dividing the disk into tracks and sectors

Accepted Answer

B. Formatting

Answer

A. Tracking

Answer

C. Crashinng

Answer

D. Allotting

Question 57

The Caps key on a keyboard is used to___________

Accepted Answer

C. Switch between upper and lower case letters

Answer

A. move to previous page

Answer

B. Delete files

Answer

D. Space texts

Question 58

When does the output of a NAND gate =1?

Accepted Answer

A. whenever a 0 is present at an input

Answer

B. only when all input =0

Answer

C. whenever 1 is present at an input

Answer

D. only when all input =1

Question 59

Computer softwares like ios, Ubuntu, Chrome OS, are classified as ___________

Accepted Answer

B. System software

Answer

A. Computer utilities

Answer

C. Computer application

Answer

D. Application package

Question 60

Why is the base 10 system unique?

Accepted Answer

D. no specific reason.

Answer

A. There are only 10 fingers to every human

Answer

B. There are only 10 one digit numbers

Answer

C. The number 10 has just 2 factors

Question 61

Which number base system is used by low level languages

Accepted Answer

B. Binary

Answer

A. Duodecimal

Answer

C. Hexadecimal

Answer

D. Decimal

Question 62

Which of the following software can't be categorized as an application software?

Accepted Answer

B. MS-DOS

Answer

A. DBM

Answer

C. Spreadsheet

Answer

D. word processor

Question 63

What tells the computer how to use its components?

Accepted Answer

C. operating system

Answer

A. utility

Answer

B. application

Answer

D. network

Question 64

What is the function of firewall?

Accepted Answer

B. Cyber security

Answer

A. Service provider

Answer

C. Internet browser

Answer

D. Storage device

2022 JAMB Computer Studies Past Questions — Part 2

Questions 80–158

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2022 JAMB Computer Studies Past Questions — Part 2

Questions 80–158

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