Tribhuvan University

Institute of Science and Technology

2080

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

Explain hierarchy of different memory types along with figure. What are different types of read only memory?

2

Compare system software with application software. Explain different types of system software in brief.

3

List some benefits of using computer networks. Explain different types of data transmission media in detail.

Section B

Attempt any eight questions.

4

What is digital computer? Compare digital computers with analog computers.

5

Explain each component of CPU in brief.

6

Define hard copy and soft copy devices. List any six human data entry devices.

7

What is ASCII? Convert 0.2345 from base 10 to base 2.

8

Explain wearable computing in brief.

9

Define database. What are the benefits of using databases?

10

What are different characteristics of multimedia?

11

Define cryptography. Why do we use firewall?

12

Write short notes on:

  1. Instruction Cycle
  2. BigData