Tribhuvan University

Institute of Science and Technology

2080

Bachelor Level / fifth-semester / Science

Computer Science and Information Technology( CSC315 )

System Analysis and Design

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

What activities are at the heart of systems development process? List and explain some of the problems with the traditional waterfall SDLC. Explain Agile development in brief.

2

What do you mean by balancing DFDs? Draw context diagram and data flow diagrams for online movie rental system that allows its users to watch movies online.

3

Explain physical database design. Why is physical database design important? Differentiate logical database design with physical database design.

Section B

Attempt any eight questions.

4

Describe different activities performed by the project manager during project planning.

5

Describe the steps involved in corporate strategic planning.

6

Define feasibility study. Explain economic and schedule feasibility in brief.

7

List traditional methods for determining system requirements. Explain advantages and pitfalls of observing workers to determine system requirements.

8

Draw ER diagram to store data about students, programs, and courses at your college.

9

Describe several methods for interacting with the system.

10

What are the major activities of system maintenance? Explain.

11

Explain class diagram with suitable example.

12

Write short notes on:

a. Network Diagram

b. Structural and Behavioral Diagrams