Activity R on a CPM Network Has Predecessors M and N

question 41

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 22. 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 times cannot all be possible.
• D) N is a critical activity.
• E) S is a critical activity.

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Definitions:

Workgroup

A group of individuals working together on a common task or project, often with shared computing resources.

Collaboration

The act of working with someone to produce or create something, often seen in business, research, and development environments where teamwork is essential for innovation.

Asynchronous

Referring to processes that do not occur at the same time or are not coordinated in time, allowing interactions or communications to occur without the need for simultaneous participation.

Synchronous

Occurring at the same time or operating in unison; often used in reference to processes that happen simultaneously.