21.The total float for a path is -20 (minus 20) days. What may this mean?
A. The critical path must be evaluated to determine the actual float.
B. Project is expected to finish 20 days earlier.
C. Each activity has 20 days float
D. Duration Compression may be required to satisfy the project completion.
21. 一條路徑的總時(shí)差是-20 天,它的含義是什么?
A. 為了確定實(shí)際總時(shí)差,必須對(duì)關(guān)鍵路徑進(jìn)行評(píng)價(jià)
B. 項(xiàng)目預(yù)期會(huì)提前20 天完成
C. 每個(gè)活動(dòng)時(shí)差為20 天
D.為了準(zhǔn)時(shí)完成項(xiàng)目,需要進(jìn)行工期壓縮
參考答案:D。路徑時(shí)差小于0,說明進(jìn)度延期,需要進(jìn)度壓縮。參見《PMBOK 指南》第五版第176-177 頁22.In crashing a task, you would focus on
A. As many tasks as possible
B. Non-critical tasks
C. Accelerating performance of tasks on critical path
D. Accelerate performance by minimizing cost
22. 在任務(wù)趕工時(shí),你會(huì)集中于:
A.盡可能多的任務(wù)
B.非關(guān)鍵任務(wù)
C.加速關(guān)鍵路徑上任務(wù)的執(zhí)行
D.通過降低成本加速執(zhí)行
參考答案:C。趕工需要壓縮關(guān)鍵路徑上的關(guān)鍵活動(dòng)。參見《PMBOK指南》第五版第181 頁
23. You are assessing the cost for a software development project. You discovered that, except for buying CAD application software, you need to hire some staff to plot on it. And more drawings you have, the unit cost will be less. This is because of:
A. Monte Carlo Analysis
B. Cause and Effect
C. Learning Curve Theory
D. The Law of Diminishing Returns
23. 你在評(píng)估一個(gè)軟件項(xiàng)目的成本。你發(fā)現(xiàn),除了購買CAD 軟件費(fèi)用外,只要雇用人, 進(jìn)行畫圖,就可以了。這樣,你畫圖越多,單位成本就越低。這是:
A. 蒙特卡洛分析
B. 因果關(guān)系
C. 學(xué)習(xí)曲線理論
D. 收益衰減法則
參考答案:C。學(xué)習(xí)曲線的定義。
24.While reviewing project performance, the project manager determines that the project is behind schedule. What is the BEST thing to do?
A. Let management know
B. Tell the customer
C. Look for tasks that can be done in parallel
D. Remove resources from the project to one that is not failing
24. 評(píng)審項(xiàng)目績效時(shí),項(xiàng)目經(jīng)理發(fā)現(xiàn)項(xiàng)目落后于進(jìn)度。最應(yīng)該做的是:
A. 讓管理層知道
B. 告訴客戶
C. 尋找可以并行執(zhí)行的任務(wù)
D. 從項(xiàng)目移除資源到另一個(gè)沒有失敗的項(xiàng)目上
參考答案:C。進(jìn)度落后,需要進(jìn)度壓縮,選項(xiàng)C 是進(jìn)度壓縮中的快速跟進(jìn)。參見《PMBOK 指南》第五版第181 頁
請(qǐng)參閱以下信息,回答問題25 和26:
任務(wù)期限(周)任務(wù)期限(周)
A2 F4
B3 G7
C2 H3
D5 K4
E0 L3
25.任務(wù)D 提前四周完成。這對(duì)項(xiàng)目期限產(chǎn)生什么影響?
A.項(xiàng)目期限沒有任何改變
B.期限減少一周
C.期限減少三周
D.期限減少四周
參考答案:D
26.描述該變更之前原關(guān)鍵路線的任務(wù)順序?yàn)楹?
A.B、G、H 和L
B.A、D、F、K 和L
C.B、C、E、K 和L
D.B、C、D、F、K 和L
參考答案:D
請(qǐng)參閱以下信息,回答問題27 和28:
項(xiàng)目有三個(gè)活動(dòng),A 活動(dòng)要5 周,B 活動(dòng)要6 周,C 活動(dòng)要7 周,A 活動(dòng)完成1 周后B才能開始,C 活動(dòng)要在B 開始后一周才能開始
27.項(xiàng)目一共要多久能完成?
A. 12周
B. 13周
C. 14周
D. 17周
參考答案:C。5+1+1+7=14 周
28.活動(dòng)B 與活動(dòng)C 的邏輯關(guān)系是什么?
A. 開始到開始
B. 開始到完成
C. 完成到開始
D. 完成到完成
參考答案:A
29.During planning you discover that the time needed to complete the project is longer than the time available. What do you do?
A. Contact the customer and tell them that their required date can not be met.
B. Meet with management and tell them that their required date cannot be met.
C. Crash or fast track the project
D. Crash or fast track the project and go to management with options
29.在計(jì)劃編制過程中,如果你發(fā)現(xiàn)項(xiàng)目完成所需時(shí)間超過了可利用的時(shí)間,你該做些什么呢?
A. 與客戶碰頭,告訴他們不能按要求的日期完成
B. 與管理層會(huì)面,告訴他們不能按要求日期完成
C. 項(xiàng)目進(jìn)行趕工或快速跟進(jìn)
D. 項(xiàng)目進(jìn)行趕工或快速跟進(jìn),并且向管理層提出選擇方案
參考答案:D。進(jìn)度落后,需要進(jìn)度壓縮。參見《PMBOK 指南》第五版第181 頁
30.A person estimates that a commute home will most likely take one hour. On further questioning, she estimates that the trip could take as little as 45 minutes, best case, or as long as 1 hour 45 minutes, worst case. What is the standard deviation based on the estimates?
A. 10 minutes
B. 15 minutes
C. 50 minutes
D. 60 minutes
30.一個(gè)人估計(jì)她回家最可能的情況是花1 小時(shí)時(shí)間。她又進(jìn)一步推算,在最快情況下要45 分鐘,最慢要1 小時(shí)45 分鐘基于這樣的估計(jì),這個(gè)人回家所花的時(shí)間的標(biāo)準(zhǔn)差是多少
A. 10分鐘
B. 15分鐘
C. 50分鐘
D. 60分鐘
參考答案:A。標(biāo)準(zhǔn)差的計(jì)算公式。參見《PMBOK 指南》第五版第170-171 頁