Computer System
CBSE · Class 11 · Informatics Practices
Most important questions from Computer System for CBSE Class 11 Informatics Practices board exam 2026. MCQs, short answer, and long answer questions with marks.
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Sample Questions
What is the main role of the Control Unit in the CPU?
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It controls sequential instruction execution and data flow
The CU interprets instructions, controls execution order, and guides data flow through memory, ALU, and input/output devices.
What are registers in the CPU?
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Local memory used during processing
Registers are small local memory locations inside the CPU used to store data, instructions, or intermediate results.
What is RAM in a computer system?
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Random Access Memory
RAM stands for Random Access Memory and is the main primary memory used while the computer works.
What is ROM?
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Read Only Memory
ROM stands for Read Only Memory and is non-volatile primary memory.
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Practice AllFrequently Asked Questions
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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