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Computer Science 7th Class Chapter 3 Online Test MCQs With Answers

Question # 1

Breaking down a problem into sub-problems is called.

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Generalization

Doconstruction

Design

Pattern Recognition

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Question # 2

What are the prerequisites for writing an algorithm

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A clear prblem definitionl input and output

A broblem with no constracints or limitations

Input with multipel characters

A problem with no clear solution

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Question # 3

Which of the following is an example of coputations thingking

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Recipe to bake a cake

Reding a bicycle

Listening to music

Painting a picture

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Question # 4

Which tpe of algorithm goes through all possible solutions untill the required solution is found?

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Brute force algorithm

Recursive algorithm

Sorting algorithm

Divide and conuer algorithm

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Question # 5

Whih of the followign is not a rule for drawing flowcharts.

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Use conventional flowchart symbols

Label all flow lines

Every flowchart must have start and endpoints

Flow lines cna cross each other

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Question # 6

Which step involves breaking down complex prblems into smaller parts.

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Decompostion

Pattern recongnition

Generalization and Abstraction

Algorithm Design

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Question # 7

Whicht feature in Scratch is used for infinite loops in which an object wil repeat its action forever.

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Loop forever

Forever loop

Infinite repeat

Repeat forever

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Question # 8

Which tye of loop has an explicit end and executes its bodies a fixed number of times.

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Finite loop

Infinite loop

Sequence loop

Recursive loop

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Question # 9

Which of the following is not a cornerstone of Computatonal Thingking?

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Decomposition

Pattern reongnition

Generalization and Abstraction

Probability calculation

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Question # 10

What is the purpose of the "Mod"% in programming.

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To add two integers

To multiply two integers

To take the remainder of an integer

To divide two integers

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