CS-05 : ELEMENTS OF SYSTEM ANALYSIS & DESIGN JUNE 1999

CS-05 : ELEMENTS OF SYSTEM ANALYSIS & DESIGN JUNE 1999

Time : 3 Hours
Max. Marks: 75

NOTE: There are 6-question no.6 is compulsory and carries 25 marks. From the remaining questions, you may attempt any three. Each of these questions carries 15 marks.

Write brief notes on any five of the following :

(i)

Waterfall model

(ii)

Feasibility document

(iii)

Data-dictionaries

(iv)

P.E.R.T

(v)

Hot sites

(vi)

Decision table

(vii)

Ergonomics

(viii)

Entity life histories

Describe the importance and characteristics of a good documentation in the system development process. What elements should be included in a good documentation package ?

The concern about quality of software is sometimes referred to as a 'Software Crisis'. Elaborate on the meaning of the phrase and comment on the available approaches and practices to cope with the issue.

What does one mean by the term 'Green P.C' ? Does greater use of I.T. promote environment degradation ? How does a system analyst's work get affected by these consideration ?

State 3 important reasons why computer outputs are required. Give an example of a situation where the output of one computer is used as am input for another, without any human intervention or decision process. Rank 5 considerations involved in output design in decreasing order of importance from the point of view of the user.

The overall implementation plan for a computerised information system has identified the following steps and estimated the time required for its implementation as follows:

Order Computing Platform	8 weeks
Prepare Site	12 weeks
Review Specification	5 weeks
Install equipment	12 weeks
Test Hardware	8 weeks
Training	8 weeks
Write Programs	12 weeks
Test programs	5 weeks
Convert Systems	10 weeks
Implement follow-up	8 weeks
Accept	5 weeks

Draw a P.E.R.T chart for the said activities and mark to identify the critical path.