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:

Nucleotide Bases

Organic molecules that serve as the fundamental building blocks of nucleic acids, like DNA and RNA, consisting of adenine, thymine (or uracil in RNA), cytosine, and guanine.

Histamine

A compound that is involved in local immune responses, as well as regulating physiological functions in the gut and acting as a neurotransmitter for the brain, spinal cord, and uterus.

Membrane Channels

Proteins in cell membranes that regulate the passage of ions and molecules in and out of the cell, playing crucial roles in cell signaling and homeostasis.

Ions

Atoms or molecules that have gained or lost one or more electrons, resulting in a net positive or negative electric charge.