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ECS602

B. Tech.

- (sEM. VD THEORY EXAMINATTON

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Time : 3

Note :

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201 0-t

1

SOFTWARE ENGINEERING

'Total Hours Marl6 : 100 (1) Attempt all questions. (2) All questions carry equal marks.

Altempl any two parts of the following

(a)

:

(2x 10=20)

Discuss about the 5oftware Development Life Cycle'? Why. is it important to adherc to life cycle model white developing

a large soflware product

(b) (i)

?

Describe the characteristics of a soltware with examples.

1ii)

What do you mean by software engineering process

?

How is it different from convenrional engineering process ? Discuss.

(c)

Discuss the following process models in brief

(i) (ii)

:

Protot)?e model Spiral model.

EC5602/RFW-21349

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2.

Attempt any two parts of the follorying

(a)

:

(2x10=20)

What is software requirements specification document

?

Briefly discuss the importance of software requirement specifi cation with suitable example..

(b) (i)

(ii)

Explain data flow diagram with suitable example. What is data modeling

?

What is the importance

entity relationship diagram in it

(c) (i)

(ii)

3.

?

Compare ISO-9000 and SEI-CMIVI models. Disouss the software quality attributes in brief.

Attempt any two parts of the following

(a)

of

:

(2x10:20)

What do you understand by design concept of cohesion

Briefly explain each level ofcohesion. Also comlare it with coupling measures. measures ?

.

(b)

De{lne software metrics. What are various categories

'

software metrics ? Discuss with the help of examples.

(c)

Write shorl nores on

of

:

(, Object Oriented Design (ii) Halstead's software science. 4.

Attempt any two parts of the

(a)

What is software testing

following: ?

(2x10=20)

Briefly discuss the following

:

() Verification and Validation (ii) Alpha, beta and aceprance testing. '

(b)

Describe the white-box testing in detail. Discuss the cyclomatic complexity with suitable example.

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