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系统集成项目管理工程师每日一练试题内容(2019/7/25)
试题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
某企业以公开招标方式选择承建方,下列做法中,( )是违反《中华人民共和国招标投标法》规定的。
A、建设方未委托招标代理机构,自行编制招标文件和组织评标
B、建设方在开标前组织潜在投标人踏勘项目现场
C、建设方在提交投标文件截止日前第15日修改招标文件,书面通知所有招标文件收受人
D、建设方在招标文件中确定发出招标文件后的第15日为投标人提交投标文件截止之日
根据中华人民共和国政府采购法,下面关于采购方式的说法中( )是不正确的
A、采用公开招标方式的招标费用占政府采购项目总价值的比例过大的,可依照政府采购法单一来源方式采购
B、招标后没有供应商投标或者没有合格标的或者重新招标未能成立的,可依照政府采购法采用竞争性谈判方式采购
C、采购的货物或服务具有特殊性,只能从有限范围的供应商处采购的,可依照政府采购法采用邀请招标方式采购
D、采购的货物规格,标准统一,现货货源充足且价格变化幅度小的政府采购项目,可依照政府采购法采用询价方式采购
当千兆以太网使用UTP作为传输介质时,限制单根电缆的长度不超过(1)米,其原因是千兆以太网(2)。
(1)A.100
B.500
C.1000
D.2000
(2)A.信号衰减严重
B.编码方式限制
C.与百兆以太网兼容
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
射频识别(RFID)是物联网中常用的无线通信技术,它通过( )识别特定目标并读写相关数据。
A、磁条
B、红外线
C、无线电信号
D、光束扫描
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