Download VTU BE 2020 Jan CSE Question Paper 15 Scheme 4th Sem 15CS42 Software Engineering

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15CS42
Fourth Semester B.E. Degree Examination, Dec:S.
Software Engineering
Time: 3 hrs. Max. Marks: 80

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Note: Answer any FIVE full questions, choosing
ONE full question from each module.
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Module- I
What are the attributes of good software?
With a neat diagram, explain the requirement engineering process.
Explain four professional and ethical responsibilities of a software engineer.

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OR
List and explain the metiers used for specifying non-functional requirements.
With a neat block diagram, explain the spiral process model.
Define functional requirements and explain.
Module-2

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With a neat diagram, explain the rational unified process.
Draw a state machine model of a simple microwave oven.
What are the different types of UML diagram? Explain.
OR
What is design pattern? Explain four elements of design pattern.

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What is reuse? Explain the types of reuse levels.
Write a short note on open source development.
Module-3
Define the terms verification and validation.
What is interface testing? Explain the interface components and interface errors.

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Explain test-driven development with diagram.
1 a.
b.
C.
2 a.

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b.
C.
3 a.
b.
C.

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4 a.
b.
C.
5 a.
b.

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C.
(04 Marks)
(08 Marks)
(04 Marks)
(05 Marks)

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(07 Marks)
(04 Marks)
(06 Marks)
(05 Marks)
(05 Marks)

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(06 Marks)
(05 Marks)
(05 Marks)
(02 Marks)
(08 Marks)

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(06 Marks)
OR
6 a. Explain the following : i) Release testing ii) Regression testing iii) Unit testing.
b. What is software testing? What are the distinct goals of testing process?
advantages of software inspection over testing?

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c. Explain the Leman's law.
(06 Marks)
Write the
(06 Marks)
(04 Marks)

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Module-4
7 a. What are the factors affecting software pricing? Explain. (06 Marks)
b. With a neat diagram, explain cocomo - II model. (10 Marks)
OR
8 a. Explain the activities involved in re-engineering process, with an illustrative figure.(o8 Marks)

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b. What are estimation techniques? Explain. (08 Marks)
Module-5
9 a. What is program inspection? Write an inspection checklist. (08 Marks)
b. Explain the practices involved in the extreme programming. (08 Marks)
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10 a. State the principles of agile methods.
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? b. Write a short note on : i) Pair programming ii) Ref L , - ...,
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