TOOL incorporates the process of using CASE tools support for the development which reflects upon the capability, maturity, and integration of them, see the following table.
| TOOL Descriptors | edit, code, debug | simple, frontend, backend CASE, little integration | basic lifecycle tools, moderately integrated | strong, mature lifecycle tools, moderately integrated | strong, mature, proactive life-cycle tools, well integrated with processes, methods, reuse | |
|---|---|---|---|---|---|---|
| Rating Levels | Very Low | Low | Nominal | High | Very High | Extra High |
| Value | 1.17 | 1.09 | 1.00 | 0.90 | 0.78 | n/a |