Materi Kuliah Ke 9.

Network Scheduling :

Precedence Diagram

•

_{In AOA and precedence}

diagramming, the activities are

PDM Logical Relationship

• _{The left side of the PDM node is designed the}

“start side” and the right side is designed the “finished side”.

• _{Because of the importance of the side, PDM uses}

arrowheads to identify the direction of relationship.

• Precedence diagramming allows more flexibility in modeling relationship than AOA diagramming. AOA diagramming allow only one kind of logical relationship : a preceding activity must be

complete before any succeeding activity can begin.

• _{The four logical relationship used by PDM are :}

FS Relationship

•

_{The most common precedence}

diagramming relationship.

•

_{The succeeding activity cannot start until}

he preceding activity has been completed.

•

_{FS relationship can be expressed in three}