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.

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

103 questions
Question 1 of 20 103 total questions
Question 21
waec 2024

Which of the following logic devices is considered as equivalent gate? 

AAND
BEX-NOR
CEXOR
DNOR
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Question 22
waec 2024

The computer's short-term memory is the 

Aarithmetic logic unit.
Barithmetic operator.
Ccontrol unit.
Drandom access memory.
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Question 23
waec 2024

In using the slide rule, multiplication that goes off the scale can be corrected by the following approaches except 

Aresetting the slide.
Busing circular slide rule.
Cusing flat scales.
Dusing folded scales.
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Question 24
waec 2024

Addition and subtraction of numbers in Abacus are done using

Abars.
Bbeads.
Cframe.
Dstring.
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Question 25
waec 2024

Instructions were written to the first generation computers using 

Aassemblers.
Blow level language.
Cmachine language.
Dmnemonics
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Question 26
waec 2024

Which of the following statements is true about data? 

AInformation is a product of data while knowledge is a product of information
BData produces knowledge while knowledge produces information
CData is a product of information while knowledge is a product of data
DKnowledge produces information while in- formation produces data
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Question 27
waec 2024

The microprocessor that controls a washing machine is known as

Abot.
Bconsole.
Cembedded computer.
Dmainframe computer.
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Question 28
waec 2024

Which of the following features of information is not important for meaningful decision? 

AAccuracy
BCompetitiveness
CCompleteness
DTimeliness
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Question 29
waec 2024

An automatic system is one that

Ais operated using sophisticated skills.
Bneeds fuel before it can. be operated by humans.
Cperforms different kinds of tasks diligently.
Drequires little or no human intervention to work.
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Question 30
jamb 2024

What does the '%' operator represent in programming languages?


 

AAssignment
BModulus
CConcatenation
DExponentiation
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Question 31
jamb 2024

When data is organized, processed, and presented in a meaningful context, it becomes:


 

AInformation
BStructured Query Language
CMetadata
DFact
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Question 32
jamb 2024

What is the advantage of using cell references in formulas compared to entering constant values?
 

ACell references improve formula accuracy by reducing manual data entry.
BCell references make formulas less flexible and adaptable to changes.
CCell references make formulas more complex and difficult to understand.
DCell references are only necessary for complex formulas with multiple functions.
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Question 33
jamb 2024

What are some common criteria used to classify computer files?


 

AFile type and content.
BOperating system compatibility and hardware requirements.
CFile size and creation date only.
DFont style and color used within the document itself.
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Question 34
jamb 2024

What is the benefit of using a bulleted or numbered list in your document?

 

ATo automatically insert page breaks after each list item, forcing them onto separate pages.
BTo automatically change the font style and size of the text within the list.
CTo add decorative borders and background colors to specific sections of your document.
DTo highlight important points and improve readability by visually separating items.
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Question 35
jamb 2024

What is the key innovation of the Analytical Engine?
 

 


 

AIt utilized a steam-powered mechanism for calculations.
BIt introduced the concept of a central pmcessing unit (CPU) for calculations.
CIt incorporated the idea of a memory unit to store data and programs.
DIt employed punch cards for inputting instructions and data.
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Question 36
jamb 2024

Which statement is used to skip the execution of the current iteration and start the next iteration in a loop?



 

AJump statement
BSkip statement
CContinue statement
DNext statement
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Question 37
jamb 2024

What does SSD stand for, and what is its primary advantage?


 

ASuper Speed Disk, larger capacity
BSecure Storage Device, better security
CSimple Storage Disk, ease of use
DSolid State Drive, faster speed
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Question 38
jamb 2024

What is the function of the motherboard in a computer system?


 

AStore data
BConnect all hardware components
CPerform calculations
DProvide internet access
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Question 39
jamb 2024

Which of the following data types is used to represent textual data in computers?


 

AFloat
BInteger
CString
DBoolean
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Question 40
jamb 2024

What distinguishes open-source software from proprietary software?



 

AOpen source software is free, while proprietary software requires purchase.
BOpen-source software is more secure than proprietary software.
COpen-source software is more secure than proprietary software.
DOpen source software allows modification and redistribution, while proprietary software does not.
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