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 71
waec 2023

A wait state of zero in hardware means the

Amemory is faster than the processor in terms of speed.
Bprocessor speed is higher than that of the memory.
Cprocessor speed is lower than that of the memory.
Dprocessor and the memory are equally matched in speed.
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Question 72
waec 2023

Machine language instruction codes are expressed in

Ahexadecimal
BEBCDIC
CASCII
Dbinary
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Question 73
waec 2023

The main distinguishing feature of fifth generation computers is

Aartificial intelligence.
Bversatility.
Cextremely low cost.
Dliberal use of microprocessors.
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Question 74
waec 2023

The transmission method that allows data transmission to multiple computers on a network without addressing all the computers is called

Aunicast
Bbroadcast
Cmulticast
Dswitch
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Question 75
waec 2023

An advantage of bus topology over star topology is that

Ait is stronger than star topology.
Bit is more expensive than star topology.
Cits component are easily removed compared to star topology.
Dit requires less cable length than star topology
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Question 76
waec 2022

The number of entries in the figure above is?

A3
B4
C5
D12
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Question 77
waec 2022

Ethical practice requires a computer user to 

Ashutdown properly
Bhack into other peoples computer
Cintrude into peoples privacy
Dcopy software without the license
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Question 78
waec 2022

Duplicating copyrighted electronic or digital content without the authors approval is considered?

Afelonious
Bethical
Ctreasonable
Dunethical
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Question 79
waec 2022

Serial files are 

Astored using a key
Bsorted in a particular order
Cstored as they come
Dstored in any storage media
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Question 80
waec 2022

The file access method illustrated in the diagram above is called?

Ahashed access
Bindexed access
Crandom access
Dsequential access
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Question 81
waec 2022

Sequential files are?

Asorted using index
Bsorted in a particular order
Cstored as they come
Dstored in any storage media
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Question 82
waec 2022

The octal fraction 0.65 converts to binary as 

A0.110011
B0.110101
C101101
D101101
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Question 83
waec 2022

Add 127\(_{16}\) to  50A\(_{16}\)

A629\(_{16}\)
B630\(_{16}\)
C631\(_{16}\)
D632\(_{16}\)
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Question 84
waec 2022

In number system ,base 16 is called ?

Ahexadecimal
Bdecimal
Cduodecimal
Doctal
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Question 85
waec 2022

 Select two stages of booting from the following list:

i. Power on Self Test;

ii.  Loading of Operating System; 

iii.  Loading of e-mails;

iv.  Start in safe mode.

iv. Save all active files

AI and II only
BI and III only
CII and IV only
DIII and IV only
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Question 86
waec 2022

The keyboard key combination ALT + F4 in microsoft windows will

Aclose active programmes
Bopen a file
Crestart the computer
DSelect two stages of booting from the following list
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Question 87
waec 2022

Deleted items in the computers are temporarily stored in the?

Amemory unit
Bprocessor
Crecycle bin
Dtask manager
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Question 88
waec 2022

The pictorial representation of an object or application in the computer is called?

Adiagram
Bgraphic
CIcon
Dimage
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Question 89
waec 2022

If A is in cell A1 and B is in Cell B1 of a worksheet in a spreadsheet application,write a formula to calculate

x= \(\frac{A^2 = B{^1/2}}{100}\)

A((A1^2)+(B1^(1/2)))/100
B((A1^2)+(B1^(1/2)))/100
C((A1^2+(B1^(1/2))/100
D((A1^2)+(B1^(1/2)))/100
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Question 90
waec 2022

What will be the result of writing the formula=year[now[][  + 3 in a worksheet,of a spread sheet,if the current calendar is 14 august ,1960?

A17 august 196003
B14 aug,1963
C11 august,1963
D1963
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