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系統(tǒng)集成項目管理工程師每日一練試題內容(2019/7/25)
試題1: Estimating schedule activity costs involves developing an(1 )of the costs of the resources needed to complete each schedule activity. Cost estimating includes identifying and considering various costing alternatives. For example, in most application areas, additional work during a design phase is widely held to have the potential for reducing the cost of the execution phase and product operations. The cost estimating process considers whether the expected savings can offset the cost of the additional design work. Cost estimates are generally expressed in units of (2 )to facilitate comparisons both within and across projects. The(3 )describes the business need, justification, requirements, and current boundaries for the project. It provides important information about project requirements that is considered during cost estimating.
(1)A. accuracy B. approximation C. specification D. summary
(2)A. activity B. work C. currency D. time
(3)A. project scope statement
B. statement of work
C. project management plan
D. project policy
Information is no good to you if you can't ( ) it.The location dimension of information means having access to access to information no where you are.
A. access
B. make
C. learn
D. bring
某企業(yè)以公開招標方式選擇承建方,下列做法中,( )是違反《中華人民共和國招標投標法》規(guī)定的。
A、建設方未委托招標代理機構,自行編制招標文件和組織評標
B、建設方在開標前組織潛在投標人踏勘項目現(xiàn)場
C、建設方在提交投標文件截止日前第15日修改招標文件,書面通知所有招標文件收受人
D、建設方在招標文件中確定發(fā)出招標文件后的第15日為投標人提交投標文件截止之日
根據(jù)中華人民共和國政府采購法,下面關于采購方式的說法中( )是不正確的
A、采用公開招標方式的招標費用占政府采購項目總價值的比例過大的,可依照政府采購法單一來源方式采購
B、招標后沒有供應商投標或者沒有合格標的或者重新招標未能成立的,可依照政府采購法采用競爭性談判方式采購
C、采購的貨物或服務具有特殊性,只能從有限范圍的供應商處采購的,可依照政府采購法采用邀請招標方式采購
D、采購的貨物規(guī)格,標準統(tǒng)一,現(xiàn)貨貨源充足且價格變化幅度小的政府采購項目,可依照政府采購法采用詢價方式采購
當千兆以太網使用UTP作為傳輸介質時,限制單根電纜的長度不超過(1)米,其原因是千兆以太網(2)。
(1)A.100
B.500
C.1000
D.2000
(2)A.信號衰減嚴重
B.編碼方式限制
C.與百兆以太網兼容
D.采用了CSMA/CD
wireless LAN,also widely known as WLAN or WIFI,is probably the most well-known member of the IEEE802 protocol family for home users today.It is standardized by()and shares many properties with wired Ethernet
A、IEEE 802.1
B、IEEE 802.3
C、IEEE 802.5
D、IEEE 802.11
射頻識別(RFID)是物聯(lián)網中常用的無線通信技術,它通過( )識別特定目標并讀寫相關數(shù)據(jù)。
A、磁條
B、紅外線
C、無線電信號
D、光束掃描
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