Computer Studies Past Questions

Question 111

waec 2021

A computer system on the network that stores pages, takes request from clients as well as send out information is called a 

Aclient

Bweb page

Cweb server

Dwebsite

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Question 112

waec 2021

Use Figure 4 to answer question 25

If N in the flowchart is represented by 10, which of the following conditions is not true?

AIf C > 10, do not pick orange.

BIf C = 10, stop picking orange

CIf C < 10, keep picking orange

DIf C = 10, continue picking orange

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Question 113

waec 2021

Use Figure 4 to answer question 24

What activity is the flowchart made to represent?

AHow to pick an orange

BInstruction to pick an orange

CEvaluation on how to pick an orange

DNumber of times to pick an orange

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Question 114

waec 2021

Use figure 4 to answer question 23

The basic problem with the flow chart is that it has 

Ano direction

Bno algorithm

CEND is a process

Dimproper branch out

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Question 115

waec 2021

The expression 5 + 3*4/2 - 3^2 in QBASIC evaluate to

A7

B4

C2

D1

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Question 116

waec 2021

Which of the following stages of the SDLC is post-operational stage?

AAnalysis

BDesign

CInvestigation

DMaintenance

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Question 117

waec 2021

The use of natural language and symbols to write instructions for the computer is called

Amachine language programming

Bassembly language programming

Calgorithm language programming

Dhigh level language programming

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Question 118

waec 2021

The IF... THEN statement in BASIC is called 

Aan assignment statement

Ban object

Ca class

Da control structure

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Question 119

waec 2021

The fundamental purpose of the BIOS is 

Ainitializing and testing hardware components

Btesting the system performance

Cupdating the system performance

Dsaving the operating system's file

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Question 120

waec 2021

The operating system performs the following operations except  

Aorganization of data

Bresource allocation

Ccreation of data

Darrangement of files

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Question 121

waec 2021

COBOL was developed for 

Abusiness operations

Bgame developers

Cmobile application developers

Dsearch engines optimization

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Question 122

waec 2021

The operation of a computer and peripherals attached to it is controlled by

Aapplication

Bhardware

Clive ware

Dsystem software

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Question 123

waec 2021

The logical equation for the logic circuit in Figure 3 is

A\(\overline{A+B}\) \(\overline{C}\)

BZ=A.B+C

CZ=A+B.C

DZ=\(\overline{A.B}\) + \(\overline{C}\)

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Question 124

waec 2021

Use the logic gate in Fig 2 to answer question 13.

Which of the following statements is true about logic gates X and Y?

AThey both have multiple output variables

BThe output state of each depends on the input state

CThe output is true only if all inputs are true

DThey are both equivalent gates.

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Question 125

waec 2021

Use the logic gate in Fig 2 to answer question 12.

Which of the logic gates will give an output opposite to the input state?

AX

BY

CZ

DX and Y

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Question 126

waec 2021

The logic gates represented in Figure 1 is called 

AAND gate

BNAND gate

CNOR gate

DOR gate

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Question 127

waec 2021

What is the least number of 750 MB capacity CD-ROM discs needed to transfer 10 GB size file?

A75

B31

C14

D13

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Question 128

waec 2021

The total possible combinations of the input variables for a logic gate containing three input variables is 

A3

B4

C8

D12

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Question 129

waec 2021

A collection of wires through which data are transmitted from one part of the computer to another is known as 

Aaddress

Bbus

Cdriver

Dregister

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Question 130

waec 2021

What factors will motivate a field engineer into choosing a notebook computer over a desktop computer?

ACost, convenience and battery life

BCost, size and convenience

CSize, convenience and battery life

DSize, cost and battery life

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