Activity R on a CPM Network Has Predecessors M and N

question 110

Multiple Choice

Activity R on a CPM network has predecessors M and N, and has successor S. R has duration 5. N's late finish is 18, while M's is 20. S's late start is 14. Which of the following is definitely true?

• A) R is critical and has zero slack.
• B) R has no slack but is not critical.
• C) The set of given times cannot all be possible.
• D) N is a critical activity.
• E) S is a critical activity.

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Definitions:

Sessions

Designated periods of time arranged for a particular activity, such as therapy, training, or research, involving one or more participants.

Behavioral Theorists

Researchers or clinicians focusing on how behaviors are acquired or modified based on response to environmental stimuli.

Reinforcement

In behavioral psychology, it is a concept where a behavior is increased or strengthened by the consequence that follows it.

Punishment

A response aimed at reducing undesirable behavior by imposing negative consequences.