Gantt charts and scheduling Quiz
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5 questions, one answer each
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1. On a standard cascade chart, each activity is drawn as a bar starting at its:
- A. latest start time
- B. earliest start time
- C. latest finish time
- D. float
2. What is the lower bound for the number of workers needed to complete a project in time ?
- A. The number of activities divided by 2
- B. divided by the total of the durations, rounded up
- C. The number of critical activities
- D. The total of the durations divided by , rounded up
3. The activity durations total 30 days and the minimum completion time is 12 days. What is the lower bound for the number of workers?
- A. 3
- B. 2
- C. 2.5
- D. 4
4. Why might a schedule using the lower-bound number of workers still not finish in the minimum time?
- A. Critical activities have float
- B. Dummies take time
- C. Precedence constraints and uninterruptible activities can prevent full use of the workers
- D. Workers can be paid overtime
5. An activity has a float of 3 days and starts 2 days later than its earliest start. What is the effect on the completion time of the project?
- A. Delayed by 2 days
- B. Delayed by 1 day
- C. Delayed by 3 days
- D. No delay