Industrial Engineering and Production Management
Pessimistic time is

The most probable time considering all conditions
The minimum time in which an activity can possibly be accomplished
The average time required for a job
The maximum time which an activity might require

ANSWER DOWNLOAD EXAMIANS APP

Industrial Engineering and Production Management
The assumption in PERT is

Activities are fixed and can't be changed
A project will always be behind schedule, if left uncorrected
A project can be subdivided into a set of predictable, independent activities
Cost of project will always be more than the estimated cost, if no timely corrections are taken

ANSWER DOWNLOAD EXAMIANS APP