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.

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

597 questions
Question 1 of 20 597 total questions
Question 271
waec 2015

If the output signal of any logic gate is fed into an inverter, the results is?    .

A NOT gate    
BNor gate     
Cthe inverse of the output signal    
Dthe same as the output signal
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Question 272
waec 2015

The computer memory is, measured in?   

A  bit    
Bbytę   
C hertz 
D  nibble
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Question 273
waec 2015

The computer hardware is made up of system unit and?     

A motherboard       
Bperipheral      
C control unit   
D central processing unit
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Question 274
waec 2015

Abacus is used for?     

A addition       
Bsubtraction      
Caddition and subtraction   
D multiplication and division
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Question 275
waec 2015

The main difference between a laptop and a desktop is that, a laptop?     

Adoes not have mouse while a desktop has     
B uses USB port while desktop uses parallel port         
C  can be connected to the internet while desktop cannot        
Dcontains high capacity battery that powers for extensive period while desktop has not.
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Question 276
waec 2015

Which of the following devices is not a micro computer?  

ADesktop 
BEDVAC 
C Laptop 
D Notebook
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Question 277
waec 2015

Charles Babbage was the first to?     

Ainvent slide rule     
Binvent analytical engine     
C  make census machine   
Dmake use of the punched card
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Question 278
waec 2014

Which of the following ideals is protected by copyright?

AIdeas
BProfit
CExpression of ideas
DInexperience
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Question 279
waec 2014

The Use of electronic systems to send an unsolicited e-mail to someone's address is known as ______

AHacking
BSpamming
CInternet fraud
DPiracy
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Question 280
waec 2014

An advantage of sequential access over serial access is that_______

ASequential file is slow
BSequential file is detailed
CSequential file does not use key
DIndividual records can be located more quickly
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Question 281
waec 2014

Which of the following statements is not true about a computer file?

AIt is very fast to access any record within a file
BIt is created electronically
CInitial setup is inexpensive
DFile creation and access are less laborious
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Question 282
waec 2014

The transaction file can also be described as _______

AMaster File
BMovement file
CReference file
DHistorical file
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Question 283
waec 2014

The conversion of 11001 \(_2\) to base 10 equals_______

A30
B28
C25
D20
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Question 284
waec 2014

In hexadecimal number system, B, D, E represent_________

A11, 12, 13 respectively
B11, 13, 14 respectively
C13, 14, 15 respectively
D14, 16, 17 respectively
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Question 285
waec 2014

Given that 26 \(_10\) = X \(_2\), X is _________

A11011
B11010
C11110
D10111
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Question 286
waec 2014

Evaluate the BASIC statement:

LET Z = 4*W^2  + 2*Y
Given that W = 5 and Y = 10

A50
B80
C100
D120
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Question 287
waec 2014

The process of restarting a computer is known as ________

ACold booting
BWarm booting
CResume booting
DRestart booting
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Question 288
waec 2014

The Instruction fetched into the CPU is decoded by the___________

APrimary memory
BProgram counter
CALU
DControl unit
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Question 289
waec 2014

Which of the following statements is true about registers?

AIt is storage area around CPU
BIt is situated beside the CPU
CIt is situated beside the memory
DIt is a special high speed storage area within the CPU
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Question 290
waec 2014

In changing the storage location of a file, the command to use is_______

Actrl + S keys
B'save' command
C'save as' command
Dalt + F, then save
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