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COCOMO 2 Maintenance Effort Basis

publish date: 2026/06/24 21:18:39.915580 UTC

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According to the COCOMO 2 cost estimation model, what two factors form the basis of an estimate for software maintenance effort?

The market value of the company and the average national software salary

The effort to understand the existing code and the effort to develop the new code

The number of programmers originally hired and the size of the original office

The total original development budget and the number of years since release

Correct Answer

The effort to understand the existing code and the effort to develop the new code

Explanation

The COCOMO 2 model suggests that an estimate for software maintenance effort can be based on two components: the effort required to understand the existing code, and the effort required to develop the new code that implements the requested change.

Reference

Software Engineering, Ian Sommerville, 10th edition

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Maintenance Prediction