A Company Must Perform a Maintenance Project Consisting of Seven

question 68

Multiple Choice

A company must perform a maintenance project consisting of seven activities.The activities,their predecessors,and their respective time estimates are presented below: $$\begin{array} { | l | l | l | l | } \hline & & \text { Immediate } & \\\hline \text { Activity } & \text { Designation } & \text { Predecessor } & \text { Time in Days } \\\hline \text { Break down both machines } & \text { A } & \text { None } & 3 \\\hline \text { Clean machine 1 } & \text { B } & \text { A } & 3 \\\hline \text { Clean machine 2 } & \text { C } & \text { A } & 3 \\\hline \text { Re-set machine 1 } & \text { D } & \text { B } & 4 \\\hline \text { Re-set machine 2 } & \text { E } & \text { C } & 2 \\\hline \text { Re-calibrate both machines } & \text { F } & \text { D and E } & 1 \\\hline \text { Final test } & \text { G } & \text { F } & 1 \\\hline\end{array}$$
Using CPM,which activities have slack in this project?

• A) A,B,C
• B) B,D
• C) Only C
• D) C,E
• E) F, G

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Definitions:

Helper Role

The function or position of providing assistance or support to someone else, often in a professional context such as counseling or healthcare.

Subjective Mechanism

Subjective mechanism refers to processes or methods that are based on personal feelings, tastes, or opinions rather than objective facts or evidence.

Subsequent Actions

Activities, decisions, or measures taken following a particular event or as a continuation of a process already underway.

Projection

A psychological defense mechanism where individuals attribute their own unacceptable thoughts, feelings, or motives to another person.