Old is Gold - Question Paper 2066 | Computer Science Class 11

Question Bank | Old is Gold
Question Paper of Computer Science
Grade: XI
Year: 2066 (2009)

Sub. Code: 130 ‘D’

Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.

Time:- 3 hrs. Full Marks:- 75 | Pass Marks:- 27

Group ‘A’

Long answer questions

Answer any two questions. 2×12.5=25

1. What are programming languages? Explain each of them in detail. 5+7.5

2. What is an operating system? Explain its major functions. 5+7.5

3. Draw a block diagram and explain the main components of a computer system. 5+7.5

Group ‘B’

Short answer questions

Attempt all questions: 10×5=50

4. What is printer? Differentiate between soft copy and hard copy output. 5

5. Discuss the generation of computers. 5

6. Differentiate between Mini and Mainframe computers. 2.5+2.5

7. What is binary number system? Convert (BEEF)16 into binary. 2+3

8. Differentiate between algorithm and flowchart with suitable examples.2.5+2.5

9. What is database? Explain the importance of database. 2+3

10. What are the logic gates? Explain the NAND gate with truth table. 2+3

11. What is memory? Differentiate between primary and secondary memory. 1+4

12. What is bus in computer architecture? Explain. 5

13. Write short notes on: 2.5+2.5

(a) Joystick (b) Modem

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