Computer 9th Chap 2 : Topic 2.5 - Maryam Publications

Computer Chapter 2 : Topic 2.5

Solve simple and complex problems computationally.

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Which statement best explains why flowcharts are commonly used when designing solutions for simple computing problems?

A) They replace the need for programming languages completely

B) They visually represent step-by-step logic of a solution clearly

C) They are only used for storing data in databases

D) They eliminate the requirement of problem analysis

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What is the primary purpose of using a concept map while designing a solution to a computing problem?

A) To represent relationships between ideas and concepts visually

B) To replace flowcharts in all programming tasks

C) To write executable program code directly

D) To calculate numerical outputs automatically

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Which of the following best describes a flowchart in problem-solving design techniques?

A) A random collection of program commands

B) A diagram showing logical steps using standard symbols

C) A programming language used for coding

D) A table used for storing raw data only

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Why are flowcharts considered useful before writing actual computer programs?

A) They help identify logical errors in the solution design

B) They replace hardware requirements

C) They automatically execute the program logic

D) They remove the need for testing programs

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Which symbol is typically used in a flowchart to represent a decision-making step?

A) Diamond

B) Oval

C) Parallelogram

D) Rectangle

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In flowchart design, what does a parallelogram symbol usually represent?

A) Decision making condition

B) Input or output operations

C) Start or end of process

D) Loop control structure

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What is the main difference between a flowchart and a concept map in problem-solving?

A) Concept map is used only for coding

B) Flowchart shows relationships, concept map shows steps

C) Flowchart shows step-by-step process, concept map shows relationships between ideas

D) Both are identical in structure

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Which scenario best represents the use of a concept map in solution design?

A) Showing steps of a calculator program

B) Organizing topics and relationships in a computer system

C) Executing a program step-by-step

D) Writing program code directly

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Why is the start/end symbol important in a flowchart?

A) It shows where the process begins and ends clearly

B) It stores input data permanently

C) It represents decision-making points

D) It performs calculations in the program

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Which of the following is a key advantage of using concept maps in problem-solving?

A) They help visualize relationships between multiple concepts

B) They execute programs automatically

C) They are used for hardware installation

D) They replace the need for algorithms

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What is the correct role of arrows in a flowchart?

A) They define programming syntax

B) They show the direction of flow between steps

C) They store data values

D) They represent input values

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Which of the following best describes how flowcharts assist in constructing solutions?

A) They store program output permanently

B) They provide a visual roadmap of logical steps

C) They convert solutions directly into machine code

D) They eliminate the need for problem analysis

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In which situation is a concept map more useful than a flowchart?

A) When showing relationships between computer system components

B) When writing program code

C) When executing logical operations

D) When designing step-by-step algorithm for a calculator

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What is the main purpose of using structured diagrams like flowcharts in problem-solving?

A) To replace all forms of coding

B) To increase programming complexity

C) To avoid use of input data

D) To simplify understanding of logical steps visually

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Which of the following best describes concept maps in computational thinking?

A) Hardware design tools

B) Programming syntax structures

C) Visual representation of relationships between concepts

D) Step-by-step execution diagrams

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Why do programmers often design flowcharts before coding?

A) To plan logic and avoid errors in programming

B) To replace programming languages

C) To eliminate need for algorithms

D) To directly generate output

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Which feature is common to both flowcharts and concept maps?

A) They both execute programs automatically

B) They both visually represent information

C) They both replace programming languages

D) They both store data permanently

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What happens if a flowchart is incorrectly designed before programming?

A) The program automatically corrects itself

B) The final program may contain logical errors

C) Hardware performance improves

D) Output becomes more accurate

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Which of the following best explains the importance of diagrams in solving simple computing problems?

A) They eliminate the need for input data

B) They increase randomness in solutions

C) They replace all programming requirements

D) They help structure and simplify problem-solving steps

20 / 20

What is the most suitable combination of tools for designing a simple computing solution?

A) Flowcharts only

B) Only programming languages

C) Concept maps only

D) Both flowcharts and concept maps depending on problem type

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