Gauhati University 2008-2nd Sem Post Graduate Diploma Computer Application PGDCA ester, -IV - Question Paper

2008
BASICS OF SOFTWARE ENGINEERING
FOURTH PAPER
Full Marks : 75
Time: three hours
The figures in the margin indicate full marks for the ques.
1. (a) Differentiate ranging from data and info. 2
(b) Briefly point out the need of data processing. 3
© Mention 2 business data processing tools along with their utilities. 2
2. (a) describe with examples-file, record, field. 4½
(b) Mention the characteristics of fixed and variable length records. 4
© How is data stored in index-sequential organization? 1½
3. (a) Mention 3 important file processing activities. 3
(b) How master and transaction files differ from every other? Relate them. 2+2
4 (a) What is the role of database in the current scenario of large quantity of data? How
database helps decision makers? 3+2
(b) Mention a good database helps package and its important features. 4
(c) Write a program in FoxPro to display the squares of 1st 15 integers. 6
(d) How is querying done in FoxPro? 4
5. (a) Who is a System Analyst ? What does he do? What is input for him? What output
he produces? 3
or
describe a Good System. What should be the characteristics of such a system?
6. (a) What is the need of feasibility study? 2
(b) Critically enumerate the role of planning in efficient and successful software
engineering. 2
(c) What is structured analysis?
Or
Mention any 2 tools for structured analysis.
(d) elaborate the various categories of feasibility tests?
Or
How cost benefit analysis helps in successful system design?
7. (a) elaborate the characteristics of good design methodologies?
(b) Write short notes on any 3 of the following:
Form Design; Quality Assurance; Disaster Recovery Planning in Software
Engineering.
8. Differentiate ranging from sorting and indexing. Write improper statements in FoxPro for
sorting and creating an index. explain with an example. 5

Earning:   Approval pending.