Himachal Pradesh University (HPU) 2007-5th Sem B.Tech Computer Science and Engineering - exam paper

B.Tech. Vth Semester Examination(2007)
Software Engineering (IT/CSE)
Paper: IT(ID)-5001
Note: Attempt 5 ques. in all, selecting 1 every from parts A,B,C and D. part E is compulsory.

Section-A
1. What do you mean by software life cycle? Compare and contrast Water fall model with spiral model. [20]
2. discuss the following:
(i) Software Prototyping.
(ii) Nature of SRS.
(iii) Organisation of SRS.
(iv) Structured analysis and design techniques [4x5=20]

Section-B
3. (a) define the 2 methods used to estimate the cost of effort involved in software project. [10]
(b) What do you mean by software matric? Name any 3 quality matrices and discuss how they are used and their advantages and disadvantages. [10]

4. Define risk. elaborate the typical software risks? How are these identified? elaborate the activities involved in risk management, explain? [20]
Section-C
5. (a) Devise a set of 3 black box tests for a system that reads a textual words, from a document, up to a maximum of hundred words. The system outputs the most frequent word. In every test case discuss what it is you are testing. [12]
(b) discuss regression testing in detail. [08]

6.Define and briefly define the subsequent terms:
(i) Stress testing.
(i) Fault tolerance.
(iii) Verification and validation.
(iv) Orthogonal array testing.
(v) Equalization partitioning. [5x4=20]


Section- D

7. Define software maintenance. elaborate the categories of maintenance? discuss any 1 model for the estimation of maintenance cost. [20]
8. Explain the subsequent terms:
(i) Cost of quality.
(ii) Quality assurance.
(iii) Measurement of reliability.
(iv) SQA activities. [4x5=20]

Section- E

9. Attempt the subsequent questions:
(i) Define the subsequent terms:
(a) Failure on demand.
(b) Tolerable risk.
(ii) Write the 3 properties of SRS.
(iii) What is the need of software engineering.
(iv) What do you mean by seize matrices.
(v) Write short note on testing for real time systems.
(vi) What are common issues faced during the software maintenance?
(vii) What is the role of review meeting in software quality assurance?
(viii) Define ripple effect.
(ix) Differentiate ranging from top down and bottom up integration techniques
(x) Write short note on finite state machines. [2x10=20]

Earning:   Approval pending.