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Welcome to the Cost Estimation MCQs Page

Dive deep into the fascinating world of Cost Estimation with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Cost Estimation, a crucial aspect of Software Engineering. In this section, you will encounter a diverse range of MCQs that cover various aspects of Cost Estimation, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Software Engineering.

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Check out the MCQs below to embark on an enriching journey through Cost Estimation. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Software Engineering.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Cost Estimation. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Cost Estimation MCQs | Page 5 of 15

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Q41.
What is the approach taken by Walston and Felix for their model?

a.

Expert-based

b.

Statistical

c.

Algorithmic

d.

Hypothesis-based

Discuss
Answer: (b).Statistical Explanation:Walston and Felix have taken a statistical approach for their model, they have used a regression analysis of real project data to derive the model.
Q42.
What is the reason for the wide-ranging results obtained by Walston and Felix's model?

a.

Inadequate data

b.

Inaccurate prediction

c.

Inexperienced team

d.

Widely different project types and development environments

Discuss
Answer: (d).Widely different project types and development environments Explanation:The reason for the wide-ranging results obtained by Walston and Felix's model is that the model was based on a diverse set of projects of widely different types and development environments.
Q43.
What are the three classes of project that COCOMO model distinguishes?

a.

Organic, Embedded and Semidetached

b.

Small, Medium and Large

c.

Simple, Complex and Intermediate

d.

User interface, Embedded and Software

Discuss
Answer: (a).Organic, Embedded and Semidetached Explanation:COCOMO model distinguishes three classes of project: Organic, Embedded and Semidetached
Q44.
What is the formula that relates effort to software size in Basic COCOMO?

a.

E=bKLOC^c

b.

E=a+bKLOC

c.

E=bKLOC^2

d.

E=a+bKLOC^2

Discuss
Answer: (a).E=bKLOC^c Explanation:In its simplest form, Basic COCOMO formula that relates effort to software size is E=bKLOC^c.
Q45.
What is the value of b for organic projects in COCOMO?

a.

2.4

b.

1.05

c.

3.0

d.

3.6

Discuss
Answer: (a).2.4 Explanation:In COCOMO model, the value of b for organic projects is 2.4
Q46.
How does the constant 'c' impact the estimate obtained in COCOMO model?

a.

It has no impact

b.

It has a minor impact

c.

It has a major impact

d.

It has a moderate impact

Discuss
Answer: (c).It has a major impact Explanation:The constant c plays a significant role in the estimate obtained in the COCOMO model.
Q47.
How accurate are the results of the Basic COCOMO model?

a.

Very accurate

b.

Moderately accurate

c.

Fairly accurate

d.

Not very accurate

Discuss
Answer: (d).Not very accurate Explanation:The basic model does not yield very accurate results for the projects on which the model has been based.
Q48.
How does the Intermediate COCOMO model compare to the Basic COCOMO model in terms of accuracy?

a.

It is less accurate

b.

It is equally accurate

c.

It is more accurate

d.

Not specified

Discuss
Answer: (c).It is more accurate Explanation:The intermediate version yields good results and, if one extra cost driver (volatility of the requirements specification) is added, it even yields very good results.
Q49.
What is a major advantage of COCOMO?

a.

It is very accurate

b.

It is easy to use

c.

Its details are known

d.

It is widely used in industry

Discuss
Answer: (c).Its details are known Explanation:A major advantage of COCOMO is that we know all its details.
Q50.
Which of the following is not a class of project in COCOMO?

a.

Organic

b.

Embedded

c.

Semi-detached

d.

Premium

Discuss
Answer: (d).Premium Explanation:In the COCOMO model, there are three classes of project: Organic, Embedded and Semi-detached.
Page 5 of 15

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