Full Marks: 60
Pass Marks: 24
Time: 3 hours

Long Questions:

Attempt any two questions: (2 × 10=20)

1. What is operating system? Discuss different functions of operating system in detail. (2 + 8)
2. Why do we need computer network? Discuss different types of network topologies along with their merits and demerits. (3 + 7)
3. What are the benefits of storing data using databases? Discuss three levels of database system architecture in detail. (3 + 7)

Short Questions

Attempt any eight questions: (8 × 5=40)

4. Discuss characteristics of third generation of computers. Compare it with fourth generation. (3 + 2)
5. Discuss the components of CPU in brief. (5)
6. What is primary memory? Discuss different types of primary memory. (1 + 4)
7. Define hard-copy and soft-copy output. Differentiate between impact and non-impact printers with example. (2 + 3)
8. Convert (AF7)16 to binary. Subtract (1001101)2 from (1100011)2. (2 + 3)
9. Define IP address with example. What are the benefits of using domain name? (2 + 3)
10. What are the characteristics of multimedia? Discuss. (5)
11. Define cryptography. Discuss public key cryptography in detail. (1 + 4)
12. Write short notes on: (2 × 2.5 = 5)
    • a. BigData
    • b. E-governance