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.

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

50 questions
Question 1 of 10 50 total questions
Question 21
waec 2019

The output of a NAND gate is 1 when?   

Aall inputs are 0.   
B all inputs are 1. 
C any of the input is 0.      
Dany of the input is 1.
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Question 22
waec 2019

The type of printer which works on the same principle as a photocopier is?   

ADot Matrix Printer.   
BInk. Jet Printer.     
CLaser jet Printer.   
DThermal Printer.
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Question 23
waec 2019

An input device that converts an image into text is known as?       

AOptical Character Reader.     
BOptical Code Reader.     
COptical Display Reader.     
DOptical Mark Reader.
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Question 24
waec 2019

Modern computers compared to earlier computers are?     

Afaster and larger.      
Bfaster and smaller.     
C larger and stronger.   
DIess reliable
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Question 25
waec 2019

The Slide Rule is accurate to? 

A 1-2 decimal places.     
B3-4 decimal places.     
C5 decimal places.   
D6 decimal places.
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Question 26
waec 2019

Computers are classified using the following criteria except?   

Acost and portability.     
B data representation and purpose.    
Csize and speed.     
Dspeed and storage.
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Question 27
waec 2019

Which of the following statements are true about computer? 

I.Constructed from electronic components. II. It has self regeneration capability.

III. It has facility for storage of data and programs.       IV.It has provision tor input and output of data.

 

AI, II and lll only     
BI, Il and IV only     
CI, lII and IV   
DII, III and IV only
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Question 28
waec 2019

The hexadecimal number 13, expressed as a binary here is?     

A00010011.   
B00101100.   
C0010110.        
D00100100.
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Question 29
waec 2019

The map of Nigeria is an example of ?    

Aalphabetic    
B audio data
Cbiometric data
Dgraphic data
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Question 30
waec 2019

The personnel who deals with the computer and its management is called?       

Asoftware     
Bliveware       
Chardware   
Dfirmware
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