The AOA network described by this table needs: $$\begin{array} { | l | l | }
\hline \text { Activity } & \text { Predecessor } \
\hline\mathrm { A } & - - \
\hline \mathrm {B} & - - \
\hline \mathrm { E } & \text { A } \
\hline \mathrm { B } & \mathrm { A } , \mathrm { B } \
\hline \mathrm { E } & \mathrm { C } \
\hline \mathrm { F } & \mathrm { C } , \mathrm { D } \
\hline
\end{array}$$
A)Zero dummy activities.
B)One dummy activity.
C)Two dummy activities.
D)Three dummy activities.

Question

The AOA network described by this table needs: $$\begin{array} { | l | l | } 
\hline \text { Activity } & \text { Predecessor } \
\hline\mathrm { A } & - - \
\hline \mathrm {B} & - - \
\hline \mathrm { E } & \text { A } \
\hline \mathrm { B } & \mathrm { A } , \mathrm { B } \
\hline \mathrm { E } & \mathrm { C } \
\hline \mathrm { F } & \mathrm { C } , \mathrm { D } \
\hline 
\end{array}$$
A)Zero dummy activities.
B)One dummy activity.
C)Two dummy activities.
D)Three dummy activities.

Quizplus · Accepted Answer

The network requires two dummy activities to correctly represent the dependencies: one between activities A and D, and another between activities B and E.

The AOA Network Described by This Table Needs A)Zero Dummy Activities