NPTEL Software Engineering Week 2 Assignment Answers 2025
1. Which of the following are milestones in a project?
a. Phase entry
b. Phase exit
c. Use of abstraction
d. Use of decomposition
e. Project completion
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2. Which one of the following correctly justifies the following fact: “The later the phase in which a defect gets detected, the more expensive is its removal.”?
a. Early effort towards defect removal results in less interest outgo
b. Inflationary pressure on the economy amplifies the defect removal cost with time
c. A larger amount of rework is required for late error removal
d. Difficulty in understanding a work product that was completed some time back
e. Structure of software degrades with delayed correction
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3. Which of the following activities are typically carried out during the feasibility study of a software project that a software development organization intends to bid?
a. Work out an overall understanding of the problem.
b. Formulate different solution strategies.
c. Determine the most acceptable solution strategies
d. Work out and complete the requirements specification document
e. Review the requirements specification document
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4. Which of the following are types of maintenance that are undertaken for a software product?
a. Regression testing
b. Corrective maintenance
c. Perfective maintenance
d. Adaptive maintenance
e. Performance testing
f. Functional testing
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5. Which of the following can be expected when commercial software development is carried out using the build-and-fix model of software development?
a. Effort increases exponentially with the size of the software being developed
b. The cost of development increases exponentially with the size of the software being developed
c. Time to develop the software increases exponentially with the size of the software being developed
d. Effort increases exponentially, whereas the cost increases linearly with the size of the software being developed
e. Effort increases exponentially, whereas the time to develop increases linearly with the size of the software being developed
f. The development project would suffer from “99% complete” syndrome
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6. The waterfall model does not possess which one of the following characteristics?
a. Customer requirements change requests are easily accommodated.
b. Easy to understand the development process, and easy to use, especially by inexperienced project team members
C. Milestones are well understood by the team
d. Provides requirements stability during development
e. Facilitates strong management control
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7. Which of the following are major shortcomings of the waterfall model when used in present-day software development projects?
a. Feasibility study conducted too early
b. An early and complete requirements specification is required
c. Testing conducted at three levels: unit, integration, and system levels
d. Review of documents required
e. Code review conducted before unit testing
f. One-shot software delivery is made to the customer at the end of the project
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8. In a waterfall model-based software development, when is code review carried out?
a. After coding is complete and before the code is compiled.
b. After coding is complete and the code compiles.
c. After the code compiles and unit testing is completed
d. After coding as well as system testing are completed
e. Midway during code writing
f. After unit testing is complete
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9. Which of the following are usually part of the exit criteria for the coding phase in the iterative waterfall model of software development?
a. Unit testing is complete
b. Code review is complete
c. Integration testing is complete
d. Code documentation is complete
e. System testing is complete
f. Module specification is complete
Answer :
10. In the V model of software development, in which phase of development are the integration test
cases designed?
a) Requirements Analysis and Specification
b) High-level Design
c) Detailed Design
d) Coding
e) Unit testing
f) Integration testing
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