crosswind manual test of cost charpter

測驗的重點好像怪怪的，好像有些新版已不再提

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特別是第10題
10. The highway project is in the middle of Planning when the project manager presents a status reporting method to the team. The team members haven't heard of this method before. It's called earned value. To attain buy-in from the team, the project manager begins to expain what earned value status reporting can do for the project, explaining that it will measure which of the following?

(A) time and cost
(B) scope, time and cost
(C) scope and cost
(D) scope and time

answer is (B) (Why not (A), why earned value is related scope?)
crosswind explain AC shows cost, PV shows time, EV shows scope.
^^^^^^^^^^^^?


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