Dynamic Scheduling With Microsoft Office Project 2003: The Book by and for Professionals

Choose Tools, Options to access the following options that are relevant for all optimizing approaches:
| Tab | Option | ||||
|---|---|---|---|---|---|
| View |
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| Calculation |
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| Tasks are critical if slack is less than or equal to This field creates a threshold for marking tasks that are critical. MS Project calculates if a task is critical. Normally, this option is set to zero, which means that MS Project displays tasks as critical with zero or negative slack and shows them in red. This option is also stored in the project schedule. |