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.

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

951 questions
Question 1 of 20 951 total questions
Question 121
jamb 2023

Analog, digital and hybrid computers are classification of computers based on

Athe type of data-handling techniques
Bthe purpose
Cthe size
Dthe functionality
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Question 122
jamb 2023

Which of the following is the standard keyboard layout ?

ADvorak
BQWERTY
CAZERTY
DABCD
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Question 123
jamb 2023

The connection between two or more computers to share resources or allow electronic communication is called ?

AConnection
BCommunication
CTransfer
DNetwork
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Question 124
jamb 2023

What type of booting does the computer go through when starting up from a powered down ?

ACold booting
BSoft booting
CWarm booting
DRebooting
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Question 125
jamb 2023

The Output will be a HIGH for any case when one or more inputs are one for a(an)

AOR gate
BAND gate
CNOR gate
DNOT gate
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Question 126
jamb 2023

Which of these is not true about peer-to-peer network ?

Athere is no dedicated servers
Bit has a strong security system
Call computers in this network are known as peers
Dthere is no hierarchy among the computers
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Question 127
jamb 2023

What does R stands for in the CRUD acronym ?

ARetrieve
BRedirect
CRead
DRelate
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Question 128
jamb 2023

What part of the central processing unit coordinates other units and manages the computer resources ?

Acoordinating unit
BMemory unit
CArithmetic Logic unit
DControl unit
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Question 129
jamb 2023

Evaluate \(1011_2 + 122_4\), leaving your answer in base 10.

A37
B51
C47
D73
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Question 130
jamb 2023

Which of these storage devices can act as a buffer between the CPU and the main memory ?

AHard disk
BFloppy disk
CCache Memory
DFlash drive
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Question 131
jamb 2023

What is the difference between an assembler and a compiler ?

Aan assembler converts a machine language code into assembly level language code while a compiler converts high level programming language to a machine language code.
Ban assembler converts assembly level language code into machine language code while a compiler converts high level programming language code to a machine language code.
Ca compiler converts assembly level language code into machine lange while an assembler converts high level programming language to a machine language code.
Dthey both convert assembly level language code into machine lange
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Question 132
jamb 2023

Translators are type of ?

ASystem software
BOperating system
CUtility programs
DApplication software
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Question 133
jamb 2023

At what stage in system development life cycle are all data documented in the form of detailed data flow diagrams(DFDs)

ASystem design
BFeasibility study
CSystem analysis
DInvestigative study
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Question 134
jamb 2023

The only possible number base for 235\(_x\) among the following is ?

A3
B5
C4
D6
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Question 135
jamb 2023

How many bits are in one nibble ?

A2
B4
C8
D16
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Question 136
jamb 2023

Which of the following is a valid variable name in Python?

Amy_variable$
Bmy_variable
Cmy-variable
D1my_variable
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Question 137
jamb 2023

Which of these criteria is not important while classifying files ?

AOrganization method
BNature of content in the file
CSize of the file
DStorage medium
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Question 138
jamb 2023

What is the shortcut for creating a new document ?

ACtrl + N
BCtrl + O
CCtrl + Q
DCtrl + M
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Question 139
jamb 2023

Anti-virus software is an example of ?

AUtility programs
BOperating systems
CApplication software
DTranslators
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Question 140
jamb 2023

The type of database in which the data are connected in different files by using common data elements or a key field is ?

ARelational database
BNetwork database
CHierarchical database
DObject-oriented database
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