By Capers Jones
Going the place no e-book on software program dimension and metrics has formerly long gone, this critique completely examines a few undesirable dimension practices, dangerous metrics, and large gaps and omissions within the software program literature that forget very important subject matters in dimension. The booklet covers the key gaps and omissions that must be stuffed if info approximately software program improvement is to be worthy for comparisons or estimating destiny projects.
Among the more severe gaps are leaks in reporting approximately software program improvement efforts that, if now not corrected, can distort facts and make benchmarks virtually lifeless and doubtless even destructive. some of the most universal leaks is that of unpaid time beyond regulation. software program is a truly labor-intensive career, and plenty of practitioners paintings very lengthy hours. even if, few businesses really checklist unpaid time beyond regulation. which means software program attempt is underreported by means of round 15%, that is too huge a cost to disregard. different resources of leaks contain the paintings of part-time experts who come and move as wanted. There are dozens of those experts, and their mixed attempt can best forty five% of overall software program attempt on huge projects.
The e-book is helping software program venture managers and builders discover blunders in measurements to allow them to improve significant benchmarks to estimate software program improvement efforts. It examines diversifications in a few components that come with:
- Programming languages
- Development methodology
- Software reuse
- Functional and nonfunctional requirements
- Industry type
- Team measurement and experience
Filled with tables and charts, this publication is a place to begin for making measurements that mirror present software program improvement practices and realities to reach at significant benchmarks to steer profitable software program initiatives.
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Additional info for A Guide to selecting software measures and metrics
S. software would be small teams of experts working more than 150 hours per month who put in perhaps 12 hours of unpaid overtime per month. 5 Series1 1,200,000 1,250,000 1,300,000 1,350,000 1,400,000 Project costs with monthly unpaid overtime hours Impact of unpaid overtime on software project costs. 6 50 100 150 200 250 Typical work hours per month by country. S. industry segments with this combination include start-up companies, computer game companies, open-source development, and commercial software companies.
Also, it would be more effective if the software professional societies followed the lead of the American Medical Association (AMA) and provided reciprocal memberships and better sharing of information. 48 ◾ A Guide to Selecting Software Measures and Metrics The major standards for software quality and risk such as ISO 9000/9001 and ISO 31000 provide useful guidelines, but there are no empirical quantified data that either risks or quality have tangible benefits from adhering to ISO standards. This is also true for other standards such as IEEE and OMG.
8 are just the surface manifestation of a deeper issue. After more than 50 years, the software industry lacks anything that resembles a standard chart of accounts for collecting historical data. This lack is made more difficult by the fact that in real life, there are many variations of activities that are actually performed. There are variations due to application size, and variations due to application type. Chapter 2 Variations in Software Activities by Type of Software In many industries, building large products is not the same as building small products.
A Guide to selecting software measures and metrics by Capers Jones