PERT activity – The performing of a task, recorded by the time taken to do so and the resources required. PERT sub-activity – The breaking-down of activities within an activity. Optimistic time – As the name suggests, the minimum time required to complete an activity.

What kind of projects use PERT?

PERT charts are used to plan tasks within a project — making it easier to schedule and coordinate team members. PERT charts were created in the 1950s to manage the creation of weapons and defense projects for the US Navy.

What is PERT and where it is used?

In project management, the Project Evaluation Review Technique, or PERT, is used to identify the time it takes to finish a particular task or activity. … No matter how big or small a project is, estimates can be too optimistic or pessimistic, but using a PERT chart will help determine realistic estimates.