Computer Studies Past Questions

Study and practice Computer Studies past questions with answers and detailed explanations. Then test your knowledge using our interactive CBT practice platform and prepare confidently for your upcoming examinations.

951 questions JAMB 292 WAEC 597 NECO 60 CUSTOM 2
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Past Questions

951 questions
Question 1 of 20 951 total questions
Question 21
waec 2025

Which of the following items best describes the term hard copy?

APrint out
BWritten on a hard board
CInformation stored on a hard disk
DAmount of data
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Question 22
waec 2025

The property of a disk that determines the amount of data it may contain is

Asize
Bvolume
Cstorage capacity
Dstorage power
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Question 23
waec 2025

In a computer, the set of instructions that directs it in performing a particular task is called

 

Ainformation
Bprogram
Cdata
Dfile
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Question 24
waec 2025

The computing devices invented by Charles Babbage are

ADifference Engine and Abacus
BAnalytical Engine and Slide Rule
CAbacus and Slide Rule

A
DAnalytical and Difference Engines
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Question 25
waec 2025

Which of the following computing devices did not exist in the pre-computing age to the 19th century?

 

 

ANapiers bone
BAbacus
CENIAC
DSlide Rule
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Question 26
waec 2025

Which of the following devices is not a microcomputer?

 

 

ANotebook
BLaptop
CEDVAC
DDesktop
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Question 27
waec 2025

The outcome of processed data in a computer is known as

ARaw fact
BInformation
CDatabase
DComputer result
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Question 28
waec 2025

The computer hardware can be classified into

AALU and Control Unit
BSystem Unit and Peripheral

Central Processing Unit and Control Unit
CInput and Output Units
DCentral Processing Unit and Control Unit
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Question 29
waec 2025

A similarity between data and information is that both

 

 

 

ACan be displayed on the monitor
BAre computer inputs
CAre processed facts
DAre computer results
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Question 30
waec 2025

The first calculator was built by ?

 

AMarie Jacquad
BCharles Babbage
CBlaise Pascal
DJohn Napier
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Question 31
waec 2024

Which of the following statements about firewall is correct? 

AA network transmission system that increases the speed of incoming and outgoing network traffic
BA network security system that establishes a barrier between a trusted internal network and an untrusted external network such as the Internet
CA data structure that improves the speed of data retrieval operations on a database table
DA data structure created using only two rows of a database table used to uniquely identify each record
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Question 32
waec 2024

Set of characters used to authenticate a computer user is called 

Aencoder.
Bbinary code.
Cpassword.
Dbarcode.
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Question 33
waec 2024

 A user observed that a certain file in a removable storage device changed to a shortcut icon. This implies that 

Athe file is corrupt.
Bthe file is shared.
Cthe removable storage device is corrupt.
Dthere is a link to the file.
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Question 34
waec 2024

Figure 7 represents a procedure to 

Abackup files on a computer.
Brepair a corrupted file on a computer.
Ctransfer files from one device to another.
Dupdate software on a device.
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Question 35
waec 2024

One example of a file containing reference data which is usually altered is 

Abrand name.
Bpayroll.
Cprice list.
Dstock.
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Question 36
waec 2024

The equivalent of the letter A in the standard ASCII is 

A01000001
B01000010
C01100001
D01100010
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Question 37
waec 2024

Which of the following hard disk drive memory capacities can store the largest size of data? 

A2TB
B12GB
C240MB
D800K
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Question 38
waec 2024

The ASCII character set represents alphabetical and control characters using numeric code ranging from  

A0 to 32.
B0 to 64.
C0 to 127.
D0 to 128.
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Question 39
waec 2024

Which of the following statements about warm booting is true? The computer  

Areloads the operating system while still running in the background.
Bloads the operating system into memory from the power-on button.
Creloads the operating system into memory while still running.
Dloads the application into memory from rest state.
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Question 40
waec 2024

 What happens when the Shift key is pressed down while deleting a file from the computer? The file is 

Aun- installed from the computer.
Bpermanently deleted from the computer.
Cdeleted and sent to the Recycle Bin.
Ddeleted and kept in the clipboard.
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