A Project Has Three Parallel Paths

question 95

Multiple Choice

A project has three parallel paths. A-B-C has a length of 25 days. A-D-C has a length of 15 days. Finally, A-E-C has a length of 20 days. Which one of the following statements is TRUE?

• A) A-D-C is the critical path.
• B) A-B-C has the most slack.
• C) The expected duration of this project is 25 days.
• D) The expected duration of this project is 25 + 15 + 20 = 60 days.

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Definitions:

Reinforcement

A process in behavior analysis that strengthens a desired behavior by providing a reward or removing an unpleasant stimulus.

Modeling

A method used in various fields to create a representation of a system or process, or in psychology, the process of learning by observing and imitating others.

Punishment

A consequence imposed for a violation of rules or norms, intended to discourage undesirable behavior.

Shaping

A method of conditioning by which successive approximations of a desired behavior are reinforced.