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【单选题】
关于交换机组网,以下哪些说法是错误的?( )A.
交换机端口带宽独享，比集线器安全。
B.
接口工作在模式下，不再使用CSMA/CD协议。
C.
能够隔绝广播。
D.
接口可以工作在不同速率下。
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举一反三
【单选题】Which of the following is not a project management knowledge area ？（）
A.
Project integration managemen
B.
Project procurement managemen
C.
Project configuration managemen
D.
Project communications managemen
【简答题】An early form of PM(project management) was used to plan for and use the resources needed to deal with __________.
【单选题】134 The core function of the PM is
A.
client interfacing
B.
project integration
C.
quality assurance
D.
personal administration
E.
All of the above
【单选题】Change requests are an integral part of a project, and one of the ways a PM controls scope changes. Change requests are a result of:
A.
Changes in quality of a vendor-provided component
B.
A beneficial change, which occurred after the scope was approved
C.
An error or omission is the product description
D.
A make or buy decision which was modified
E.
All of the above
【简答题】编程题,写出Java代码,并附上运行结果截图。 使用Scanner类的实例解析字符串:"数学87分,物理76分,英语96分"中的考试成绩,并计算出总成绩以及平均分数。
【单选题】52 The core function of the PM is
A.
client interfacing
B.
project integration
C.
quality assurance
D.
personal administration
E.
All of the above
【单选题】To integrate approved scope changes, the PM should begin with:
A.
Approved budget
B.
Project schedule
C.
Human resource requirements
D.
Product description
E.
WBS
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