Computer Studies Past Questions

Question 71

jamb 2024

What is the term for the unauthorized modification of data within a database by exploiting vulnerabilities in an application's software?
 

ARansomware

BSQL injection

CSpoofing

DPhishing

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Question 72

jamb 2024

What was the primary advancement of the EDVAC over the ENIAC?

 

AUse of Vacuum tubes

BSmaller size

CStored-Program architecture

DFaster computation speeds

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Question 73

jamb 2024

What is the relationship between a 'record' and a 'file'?
 

AA record contains multiple files

BA file is a type of record

Co
A record and a file are the same

DA file contains multiple records

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Question 74

jamb 2024

Which stage of the SDLC involves evaluating the system to ensure it meets user needs and making necessary adjustments?

 

AReview

BImplementation

CAnalysis

DDesign

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Question 75

jamb 2024

Which key on a keyboard is used to access special functions like volume control or brightness?

 

AAlphabetic key

BNumeric key

CFunction key

DCursor key

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Question 76

jamb 2024

Which of the following best describes the SDLC?

 

AA programming language for system development

BA framework for developing information system

CA methodoloy for software debugging

DA hardware configuration protocol

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Question 77

jamb 2024

Which of the following best describes software?
 

AElements used for data transmission

BLogical sequences of coded instructions

CSystems that control data flow

DTangible components of a computer

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Question 78

jamb 2024

Which application package is used for developing websites?

AMicrosoft PowerPoint

BMicrosoft Excel

CFigma

DAdobe Dreamwaver

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Question 79

jamb 2024

Which access method is least efficient for data retrieval?
 

ADirect access

BSequential access

CIndexed access

DRandom Access

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Question 80

jamb 2024

What does the 'Thesaurus' feature in word processing packages help users with?

 

 

AFind synonyms and antonyms of words

BCheck document statistics

CInsert citations

DCreate a table of contents

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Question 81

jamb 2024

Which type of computer functions as a central repository, providing hardware, software, and other resources to multiple clients connected over a network?
 

AWorkstation

BMainframe

CSupercomputer

DServer

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Question 82

custom 2024

The full meaning of CPU is

ACentral Processing Unit

BComputer Personal Unit

CControl Processing Unit

DCentral Program Unit

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Question 83

custom 2024

Which is an input device?

Amonitor

Bspeaker

Ckeyboard

Dprinter

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Question 84

waec 2023

The process of making copies of files which can be used to restore the original copy in the event of data loss is called file

Arestoration.

Bretrieval.

Corganization

Dbackup

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Question 85

waec 2023

Stored instructions and data in digital computer consist of

Abits.

Bnumerals.

Calphabets

Dcharacters.

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Question 86

waec 2023

A program that converts source code instructions in high-level programming language to object codes line by line is known as

Ainterpreter.

Bcompiler.

Ceditor

Dassembler.

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Question 87

waec 2023

Datatypes in QBASIC programming language include the following except

Adouble

Bshort

Cfloat.

Dlong.

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Question 88

waec 2023

The database model that uses tables with columns and rows is called

Ahierarchical database.

Brelational database.

Cnetwork database.

Dlinear database.

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Question 89

waec 2023

Which of the following actions is not an animation in Microsoft PowerPoint?

AEntrance

BEmphasis

CMotion paths

DDancing

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Question 90

waec 2023

Viruses, worms and Trojan horses are regarded as

Asystem software.

Bmalicious software.

Capplication software.

Dutility software.

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