Impacts on Software Productivity
February 12, 2010 · Filed Under Software Estimating - 0 Comment(s)
The following summarize the impacts on effective technology (propensity for productivity) of some technology and environment factors.
| Parameter | Relative Contribution | Parameter | Relative Contribution |
| Security Requirements | 347% | Resource Dedication | 25% |
| Rehost from Development to Target | 93% | Process Volatility | 24% |
| Analyst Capabilities | 71% | Specification Level – Reliability | 22% |
| Programmer Capabilities | 67% | Logon thru Hardcopy Turnaround | 22% |
| Time Constraints | 60% | Real Time Code | 21% |
| Practices and Methods Experience / Process Improvement | 47% | Test Level | 21% |
| Requirements Volatility | 47% | Host System Volatility | 19% |
| Product Reusability | 44% | Target System Volatility | 16% |
| Analyst’s Application Experience / Application Class Complexity | 40% | Host Development System Experience / Complexity | 15% |
| Automated Tools Use | 35% | Multiple Site Development | 24% |
| Memory Constraints | 33% | Terminal Response Time | 13% |
| Modern Development Practices | 31% | Special Display Requirements | 11% |
| Programmer’s Language Experience / Language Complexity | 30% | Target System Experience / Complexity | 7% |
| Resource & Support Location | 28% | QA Level | 6% |
For more complete discussion see my book on Software Sizing, Estimation and Risk Management.
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