Computer 9th Chap 2 : Topic 2.3 - Maryam Publications

Computer Chapter 2 : Topic 2.3

Solve simple and complex problems computationally.

1 / 20

Which sequence correctly represents the most appropriate first step when identifying a computing problem in computer science?

A) Defining and clearly understanding the problem requirements

B) Selecting programming language first

C) Writing code immediately without analysis

D) Designing the final output before input analysis

2 / 20

What is the main purpose of analyzing a computing problem before designing a solution?

A) To avoid using algorithms in programming

B) To understand inputs, processes, and expected outputs clearly

C) To eliminate the need for testing

D) To increase program execution speed directly

3 / 20

Which step is most important in identifying a computing problem correctly in structured problem-solving approach?

A) Ignoring constraints and assumptions

B) Writing final code immediately

C) Designing user interface first

D) Identifying inputs, outputs, and processing requirements

4 / 20

A student is solving a payroll system problem; what is the most appropriate initial step in problem identification?

A) Understanding salary rules, inputs, and required outputs

B) Choosing the programming language

C) Writing functions randomly

D) Creating database tables immediately

5 / 20

Why is it necessary to clearly define a computing problem before attempting to solve it?

A) To reduce computer memory usage

B) To avoid confusion and ensure correct solution development

C) To increase randomness in outputs

D) To eliminate the need for algorithms

6 / 20

Which of the following best describes the identification of inputs in a computing problem?

A) Output generated after processing

B) Final result of the program

C) Data required from user or system to solve the problem

D) Programming syntax rules

7 / 20

In problem identification, what does “processing” refer to in a computing system?

A) Displaying final results only

B) Collecting random information from users

C) Operations performed on input data to produce output

D) Designing hardware components

8 / 20

Which step helps in determining what the system should produce after solving a computing problem?

A) Writing debugging tools

B) Designing flowcharts directly

C) Selecting hardware components

D) Identifying output requirements

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What is the correct order of identifying a computing problem?

A) Input → Output → Processing

B) Coding → Testing → Designing

C) Problem definition → Input → Processing → Output understanding

D) Output → Input → Processing

10 / 20

Which action best shows incorrect behavior during computing problem identification?

A) Defining inputs and outputs

B) Understanding user requirements

C) Breaking problem into components

D) Jumping directly to coding without analysis

11 / 20

Why is identifying constraints important in computing problem analysis?

A) It helps understand limitations such as time, memory, or rules

B) It replaces algorithm design

C) It removes the need for input data

D) It increases program complexity unnecessarily

12 / 20

In a library management system, which step correctly identifies the computing problem?

A) Identifying book records, user data, and search requirements

B) Writing database code immediately

C) Designing interface without requirements

D) Ignoring user needs

13 / 20

What is the main advantage of breaking a computing problem into IPO components?

A) It removes need for programming

B) It simplifies understanding of system behavior

C) It avoids use of logic

D) It increases hardware efficiency

14 / 20

Which step ensures that a computing problem is correctly understood before designing a solution?

A) Compiling software

B) Writing program code

C) Problem analysis and requirement gathering

D) Running output tests

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Why is requirement gathering considered a critical part of computing problem identification?

A) It ensures all necessary inputs and outputs are clearly known

B) It helps directly execute the program faster

C) It replaces algorithm design

D) It eliminates the need for logic

16 / 20

What is the role of abstraction in identifying a computing problem?

A) Increasing complexity of inputs

B) Adding unnecessary details to the system

C) Writing program code early

D) Focusing only on essential information and ignoring irrelevant details

17 / 20

Which step comes immediately after identifying inputs and outputs in computing problem-solving?

A) Writing final program

B) Designing processing logic or solution steps

C) Ignoring system requirements

D) Selecting hardware architecture

18 / 20

What happens if a computing problem is not properly identified before solving it?

A) Programming becomes unnecessary

B) Incorrect or inefficient solutions may be developed

C) Solution becomes more accurate

D) System works without errors automatically

19 / 20

Which of the following best represents correct understanding of a computing problem?

A) Clearly defining inputs, outputs, and required processing steps

B) Starting coding immediately after reading problem statement

C) Ignoring constraints and assumptions

D) Guessing expected results

20 / 20

Why is step-by-step identification important in computing problem-solving?

A) It ensures systematic understanding and avoids missing important details

B) It removes need for algorithms

C) It increases randomness in outputs

D) It makes programming optional

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