Float Times and the Critical Path (HSC SSCE Mathematics Standard): Quizzes

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Float Times and the Critical Path
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What is float time in a project network?

Time an activity can delay without delays

How is float time calculated?

Float time=LST−EST\text{Float time} = \text{LST} - \text{EST}

What is a critical activity?

An activity with zero float time

What does the critical path represent?

Sequence of critical activities

If Activity XX has EST=12\text{EST} = 12 and LST=17\text{LST} = 17, what is its float time?

55 units

When an activity has multiple predecessors, which EST value should be used?

The largest EST value

When an activity has multiple successors, which LST value should be used?

The smallest LST value

Where is the minimum project completion time found?

EST value at the finish

What happens if a critical activity is delayed?

The entire project is delayed

Which activities are on the critical path?

Activities with zero float time

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