A Simple CPM Network Has Three Activities,A,B,and C

question 31

Multiple Choice

A simple CPM network has three activities,A,B,and C.A is an immediate predecessor of B and of C.B is an immediate predecessor of C.The activity durations are A=4,B=3,C=8.

• A)The critical path is A-B-C,duration 15.
• B)The critical path is A-C,duration 12.
• C)The critical path is A-B-C,duration 13.5
• D)The critical path cannot be determined without knowing PERT expected activity times.
• E)The network has no critical path.

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Definitions:

Functions

Specific roles or activities that are typical or expected parts of something, such as the way parts of a machine or body work, or the purposes of social institutions.

Hormone

A signaling molecule produced by glands in multicellular organisms to regulate physiology and behavior.

Behaviour

Refers to the actions or reactions of an object or organism, usually in relation to the environment.

Electro-chemical

Relating to processes that involve both electrical and chemical changes, often referring to the transmission of signals in neurons.