Which of These Statements Regarding Time-Cost Tradeoffs in CPM Networks

question 59

Multiple Choice

Which of these statements regarding time-cost tradeoffs in CPM networks is true?

• A)Crashing is not possible unless there are multiple critical paths.
• B)Crashing a project often reduces the length of long-duration,but noncritical,activities.
• C)Activities not on the critical path can never be on the critical path,even after crashing.
• D)Crashing shortens the project duration by assigning more resources to one or more of the critical tasks.
• E)The crash time always exceeds the normal time.

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Definitions:

Homoplastic

Exhibiting similarity in appearance due to convergent evolution rather than ancestry.

R. H. Whittaker

An American ecologist famous for proposing the five kingdom classification of organisms in 1969.

Five-kingdom Classification

A system of categorizing all living organisms into five groups: Monera, Protista, Fungi, Plantae, and Animalia.

Four-kingdom Classification

An outdated system of biological classification organizing living organisms into four major kingdoms: Protista, Fungi, Plantae, and Animalia.