Industrial Engineering and Production Management
When slack of an activity is positive

Any one of the above
It represents that a programme falls behind schedule and additional resources are required to complete the project in time
It represents a situation where extra resources are available and the completion of project is not delayed
The activity is critical and any delay in its performance will delay the completion of whole project

ANSWER DOWNLOAD EXAMIANS APP

Industrial Engineering and Production Management
Which of the following statement is correct about the network diagram?

The tail end of the arrow represents the start of an activity.
The head of the arrow represents the end of an activity.
All of the these
The events are represented graphically by circles or nodes at the beginning and the end of activity by arrows.

ANSWER DOWNLOAD EXAMIANS APP