CompTIA PK0-003 Question Answer

Which of the following is the MAIN difference between bottom up and top down cost estimation?

A. Bottom up leads to a more accurate cost estimate than top down because it is performed by subject matter experts
B. Top down leads to a more accurate cost estimate because it is performed by upper management with direct access to budget information
C. Bottom up leads to a less accurate cost estimate because it is breaks down the task into smaller subtasks where some tasks may not have a cost
D. Both top down and bottom up are equally accurate estimation of a project's total cost because they both refer to resources assigned by the project sponsor

Answer: A


Which of the following purchasing processes should a project team use to ensure that the work will be done per company specifications, while selecting the overall cheapest provider?

A. RFI
B. RFP
C. RFC
D. RFQ

Answer: B