darify relationships, especially when multiple activities are listed in the "Immediate Predecessor" list. A dummy activity helps clarify the relationships between activities.

True

False

Question $19(1$ point$)$

In AOA networks, nodes are typically numbered from left to right for reference purposes. Lower numbers are assigned to preceding nodes, and higher numbers are assigned to following nodes.

True

False

Question $20(1$ point$)$

Slack is defined as the allowable slippage for a path in a network diagram. It represents the difference between the length of a path and the length of the critical path.

$$ True

False