Types of Hardware — Question 17
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The four functional components of a digital computer are: input device, ............... , ............... and output device.
The four functional components of a digital computer are: input device, CPU (Central Processing Unit) , Memory and output device.
Key Concepts Covered
This question tests your understanding of the following concepts from the chapter Types of Hardware: Question, Functional, Components, Digital, Computer, Input. These are fundamental topics in Computer Applications that students are expected to master as part of the CBSE Class 9 curriculum.
A thorough understanding of these concepts will help you answer similar questions confidently in your CBSE examinations. These topics are frequently tested in both objective and subjective sections of Computer Applications papers. We recommend revising the relevant section of your textbook alongside practising these solved examples to build a strong foundation.
How to Approach This Question
Read the question carefully and identify what is being asked. Break down complex questions into smaller parts. Use the terminology and concepts discussed in this chapter. Structure your answer logically — begin with a definition or key statement, then provide supporting details. Review your answer to ensure it addresses all parts of the question completely.
Key Points to Remember
- Write programs with proper indentation and comments.
- Trace through your code with sample inputs to verify correctness.
- Explain the logic behind each step of your solution.
- Familiarise yourself with common library functions and methods.
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