April 2005
Intermediate to advanced
944 pages
24h 6m
English
Content preview from Estimating Software-Intensive Systems: Projects, Products, and Processes
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Chapter 8Estimating Software Size: The Basics
There are many possible definitions of product size, each suited to a particular purpose. (In Section 4.2, Table 4.1 identified possible-sized items and their units of measure.) Section 4.2 also discussed how to use size and productivity to compute the effort needed to produce code, data, and documents, and to deliver services such as training. When a project is completed, it is possible (but not necessarily easy) to measure the amount of product delivered and the resources consumed and so compute the (historical) productivity. To estimate software development effort, the challenge is estimating the amount (size) of software that must be produced.
This chapter and the next describe ways to help you ...
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