造成旅游计划和日程变更的客观原因主要有（ ）。

（ ） is a process of developing a document that formally authorizes the existence of a project and provides the project manager with the authority to apply organizational resources to project activities.

2023-08-25 从业资格其它

Changes may be requested by any stakeholder involved with the project，but changes can be authorized only by （ ） ．

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（　）is a computer technology that headsets ，sometimes in combination With physical spaces or multi—projected environments，to generate realistic images ，sounds and other sensations that simulate a user's physical presence in a virtual or imaginary environment.

2023-08-25 从业资格其它

（ ）is the extension of internet connectivity into physical devices and everyday objects. Embedded with electronics, internet connectivity, and other forms of hardware (such as sensors), these devices can communicate and interact with others over the Internet, and they can be remotely monitored and controlled

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Cloud computing is a type of Internet-based computing that provides shared computer processing resources and data to computers and other devices on demand. Advocates claim that cloud computing allows companies to avoid up-front infrastructure costs. Cloud computing now has few service form, but it is not including （　）.

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根据《软件工程术语GB/T11457—2006》， （ ） 是一个正式的过程，通过这个过程决定产品是否符合它的规格说明，是否可在目标环境中使用。

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（ ）is a process of monitoring the status of the project to update the project costs and manage changes to the cost baseline

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依据软件工程国家标准《软件工程术语》GB/T 11457- 2006， （ ） 是对程序执行情况进行人工模拟，用逐步检查源代码中有无逻辑或语法错误的办法来检测故障。

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关于配置控制委员会(CCB)的说法,不正确的是(　)。

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(　)薛大龙博士，讲课月收入50万，如果拿着碗在地铁口唱歌月收入60万，如果他去搬砖月收入1万，但如果他出国去支援非洲月收入100万。现在他选择了讲课，则他的机会成本是多少？

2023-08-25 从业资格其它