CDT Project Planning & Scheduling 3

Question 1

In PERT (Program Evaluation and Review Technique), the expected time formula uses optimistic (O), pessimistic (P), and most likely (M) estimates. The formula is:

Accepted Answer

(O + 4M + P) / 6

Answer

The PERT weighted average formula is (O + 4M + P) / 6, giving the most likely estimate four times the weight.

Question 2

A drafting project has a baseline schedule. After the client requests additional drawing revisions, the project manager issues a revised schedule. What document authorizes the scope change?

Accepted Answer

A change order or change request

Answer

A change order formally documents, authorizes, and tracks scope changes that affect the schedule, cost, or deliverables.

Question 3

Which scheduling format best shows the relationship between tasks and calendar dates while also indicating task duration as a bar?

Accepted Answer

Gantt chart

Answer

Gantt charts display tasks as horizontal bars along a timeline, clearly showing start dates, durations, and end dates.

Question 4

A project schedule baseline serves primarily as:

Accepted Answer

The approved schedule used to measure and report performance

Answer

The schedule baseline is the approved version of the project schedule used as the reference for tracking variance.

Question 5

When planning a drafting project, 'predecessor' tasks are those that:

Accepted Answer

Must be completed before the current task can begin

Answer

A predecessor task must be completed (or reach a defined state) before the successor task can start.

(CDT) Certified Drafting Technician Practice Test

(CDT) Certified Drafting Technician Practice Test

CDT Project Planning & Scheduling 3