Set I (2059) - Old Question Paper Model of Computer Science Class 11

Question Paper | Computer Science
Old Question Paper Model of Computer Science Set 1
For: Class 11
Year: 2059 (2002)

Group ‘A’ (Long Answers)

Attempt any two questions: [2×12.5=25]

1. Explain the evolution of computer describing the technologies used in different generations.

2. With a logical structural diagram, explain functions of elements of a computer system.

3. Explain roles of system analysts and programmers with a distinction between system documentation n and program documentation.

Group ‘B’ (Short Answers)

Attempt all questions: [10×5=50]

4. What is a “bus” in computer architecture?

5. Distinguish between batch processing and on-line processing.

6. Write truth table for NAND operation of Boolean algebra.

7. Distinguish between the terms: ‘Hardware’, ‘Software’ and ‘Firmware.

8. What is octal number system? Convert 35610 into base 8.

9. What do you mean by ‘Volatility’? Explain RAM and ROM with the concept and term.

10. What is a purpose of a ‘MODEM’ and where it could be used?

11. Distinguish the terms ‘Operation’, ‘Operator’ and ‘Operand’ with example.

12. Draw a flowchart to test condition ‘if-then-else’ in program design process.

13. Explain the difference between syntax and semantics.

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