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 121
waec 2021

The Slide Rule is accurate to 

A1-2 decimal places
B3-4 decimal places
C5 decimal places
D6 decimal places
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Question 122
waec 2021

Which of the following statements is true about super computers? They

Acan fit on a single small chip
Bare easily affordable
Ccan process billions of operations in a second
Dare found across various homes and offices
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Question 123
waec 2021

Which of the following descriptions is not true about data?

Ais a collection of raw facts and figures
B
Cis unorganized
Dis used for decision making
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Question 124
waec 2021

The sequence of operation of a computer is 

Aaccept data, process date and produce output
Baccept data, produce data and produce information
Cproduce data, supply data and produce output
Dprocess data, produce data and display information
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Question 125
waec 2021

Data created by the user is called 

Aprimary data
Bqualitative data
Cquantitative data
Dsecondary data
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Question 126
waec 2021

Quantitative data can exist in 

Acontinuous form only
Bcontinuous and discrete forms
Cnominal and ordinal forms
Dordinal form only
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Question 127
waec 2020

In order to avoid damages caused by security breaches, the user must?        

Aconfigure firewall.      
Bencourage piracy. 
C install cracked software     
Dpromote cyber crime
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Question 128
waec 2020

Viruses, worms and trojan horses are all?           

Aapplication software           
B malicious software.           
C robust software.         
Dsystem software
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Question 129
waec 2020

 

Which of the following statements best describes sequential file organization?     

A Records are arranged in no particular order.        
BRecords are directly addressed to the key value.         
CRecords are sorted according to a key field.     
D Records are used as index to access the database.
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Question 130
waec 2020

Which of the following options best shows the arrangement of file structure?   

I File

ll. Field

III. Character

IV, Record

   

AIII, II, I and IV
BII, III, I  and IV
CIlI, II, IV and I
DII, III, IV and I
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Question 131
waec 2020

Which of the following is not a criterion files?     

A Nature of content        
BOrganizational method      
CStorage medium      
DType of data
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Question 132
waec 2020

The EBCDIC coding system was developed on?   

A IBM mainframe computers.        
BHP mainframe and minicomputers.     
C Dell mainframe computer      
DApple mainframe computers.
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Question 133
waec 2020

The decimal fraction 0.9375 converts to binary?      

A0.0111.     
B 0.1011.     
C 0.1111.      
DO.1001.
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Question 134
waec 2020

A single hexadecimal digit is represented by?       

Aone bit.      
Btwo bits.     
Cfour bits     
D eight bits.
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Question 135
waec 2020

Digital signals can be represented by:   

I. Binary Codes

Il.0 and 1

III. High and Low Which of the following options is correct?

 

A l and Il only     
B  I and lIl only        
C II and lIl only     
D I, Il and III
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Question 136
waec 2020

In a Windows operation involving dragging and dropping an item on the desktop, the item will be?     

Adeleted from the screen.       
B duplicated.     
Cmoved to a new location.   
D renamed.
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Question 137
waec 2020

A feature on the computer desktop that indicates the current active applications is called?   

A icon.         
Bmenu bar.   
C ribbon.     
Dtask bar.
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Question 138
waec 2020

Removing a program on a computer properly requires?     

Adeleting.      
Barchiving.        
C disabling.       
Duninstalling.
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Question 139
waec 2020

In database application, the field length determines the?     

Amaximum number of characters the field can accommodate.      
Bmaximum number of operations that can be performed on the field.         
C level of security of the database.      
Dmaximum number of datatype the field can contain.
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Question 140
waec 2020

In graphics, a subscript text refers to a text that is positioned?      

Aa little bit above a normal line of text   
B a little bit below a normal line of text.    
Cat the end of a line of text.
D at the front of a line of text
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