Computer Studies Past Questions

Question 31

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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Question 32

jamb 2023

Which of these commands will reboot the computer ?

ACtrl + Alt + Del

BCtrl + Del

CCtrl + Alt + C

DCtrl + Alt

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Question 33

jamb 2023

Which of the following is not a third generation language?

AFORTRAN

BCOBOL

CAssembly language

DBasic

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Question 34

jamb 2023

Which of the following components of the computer is referred to as the administrative section ?

ACPU

BOutput unit

CInput unit

DMemory Unit

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Question 35

jamb 2023

The process of finding and correcting errors in the program code is called ?

Atesting

BDebugging

CEditing

Dcoding

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Question 36

jamb 2023

Which of the following is not an example of graphics packages

AFreelance

BQuattro pro

CCorel draw

DHavard graphics

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Question 37

jamb 2023

The first step in a CPU instruction cycle is

ADecode

BGet

CFetch

DExecute

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Question 38

jamb 2023

The following are the methods of file security except

Ahacking

Buse of password

CUse of back up

DUse of Anti-virus

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Question 39

jamb 2023

What protocol is used between Email servers?

ASMTP

BSNMP

CFTP

DPOP

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Question 40

jamb 2023

A set of programs that direct computers to perform specific information processing activities for end users is

ASystem software

BOperating System

CApplication software

DTranslators

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Question 41

jamb 2023

What is the function of the escape key ?

Ato shutdown the computer

Bto start an application

Cto interrupt or cancel the current process or running program

Dto delete a file/folder

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Question 42

jamb 2023

A type of application software that combines the abilities of several general purpose applications in one program is ?

AGraphics Packages

BIntegrated Packages

CMultipurpose application

DDatabase management packages

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Question 43

jamb 2023

What category of application package does microsoft excel belong to ?

AWord processing package

BGraphics packages

CDatabase management packages

DSpreadsheet packages

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Question 44

jamb 2023

The following are input devices except.

Amouse

Bmonitor

CKeyboard

Djoystick

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Question 45

jamb 2023

A computer code that spreads without the user interaction and can cause network performance problem is

Aa trojan

Ba computer worm

Ca spyware

Da computer virus

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Question 46

jamb 2023

The logic gate in the figure above is

AXNOR gate

BNOT gate

CXOR gate

DOR gate

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Question 47

jamb 2023

A set of moral principles that regulate the use of computers is called

Acyber security guidelines

Bcomputer ethics

Ccomputer safety laws

Dcomputer rules

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Question 48

jamb 2023

The type of computers that are designed to perform complex calculations extremely rapidly are called ?

Asupercomputer

Bmicro computers

Claptops

Dmainframe computer

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Question 49

jamb 2023

When records are given a new value, it is called

Aupdation

Binsertion

Cdeletion

Dretrieval

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Question 50

jamb 2023

Which of the following is used for modulation and demodulation ?

AGateway

BProtocol

CModem

DMultiplex

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