Tribhuvan University

Institute of Science and Technology

2081

Bachelor Level / first-semester / Science

Computer Science and Information Technology( CSC114 )

Introduction to Information Technology

Full Marks: 60 + 20 + 20

Pass Marks: 24 + 8 + 8

Time: 3 Hours

Candidates are required to give their answers in their own words as far as practicable.

The figures in the margin indicate full marks.

SECTION A

Attempt any TWO questions.

1

Compare primary memory with secondary memory. Why do we need primary memory in computers? Explain different types of secondary memories used in computer.

2

Explain application software with example. Why do we need system software in computer?What are different type of operating system?

3

Define network topology. Explain different types of network topologies along with their merit and demerit.

SECTION B

Attempt any EIGHT questions.

4

Explain different characteristics of computers.

5

Explain instruction format with example. What is instruction set?

 

6

What is I/O port? Explain working of I/O system.

7

What is Unicode? Convert 0.865 from Base 10 to Base 16.

8

Explain cloud computing in brief.

9

What is data warehouse? Explain.

10

What are different element of multimedia?

11

Explain security awareness and security policy in brief.

12

Write short notes on:

  1. Cache memory
  2. IoT