| Cost Driver | Very Low | Low | Nominal | High | Very High | Extra High |
|---|---|---|---|---|---|---|
| Required software reliability | - | |||||
| Database size | - | - | ||||
| Product complexity | ||||||
| Execution time constraint | - | - | ||||
| Main storage constraint | - | - | ||||
| Virtual machine volatility | - | - | ||||
| Computer turnaround time | - | - | ||||
| Analyst capabilities | - | |||||
| Applications experience | - | |||||
| Programmer capability | - | |||||
| Virtual machine experience | - | - | ||||
| Programming language experience | - | - | ||||
| Use of modern programming practices | - | |||||
| Use of software tools | - | |||||
| Required development schedule | - |