Question # 1

What is the disadvantage of using a flowchart.

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Easy to understand

Difficult to modify

Time saving

Easy to understand for people who don't know flowchart symbols

Which does the diamond symbol represent in a flowchart.

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Input/Output

Arrow

Terminal

Decision

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

Which step involves breaking down complex prblems into smaller parts.

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Decompostion

Pattern recongnition

Generalization and Abstraction

Algorithm Design

Whcih step involves creating a set of instructions to solve a sprblem.

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Decomposition

Algorithm Design

Generalization and Abstraction

Pattern recongnition

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

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Decomposition

Pattern reongnition

Generalization and Abstraction

Probability calculation

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

Which strcuture executes a statement or set of statements only if the condition in true.

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Sequence strcuture

Selection strcuture

Conditinal structure

Repetition structure

What the purpose of arrow in a flowchart.

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To link different processes in the flowchart

To indicate the start and stop points

To represent input or output

To indicate the direction of flow within the same process

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

What is the efficiency of a solution based on in terms of the given paremeters.

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Numbers of lines of code

amount of memory available

Number of steps executed

Complexity of the solution

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

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