做好变更管理可以使项目的质量、进度、成本管理更加有效。关于变更工作程序的描述，不正确的是()。

①及时，正式的提出变更，且留下书面记录

②变更初审的常见方式为变更申请文档的格式校验

③变更方案论证首先是对变更请求是否可行实现进行论证

④审查过程中，客户根据变更申请及评估方案，决定是否变更项目基准

⑤发出变更通知并组织实施

⑥变更实验的工程监控，配置管理员负责基准的监控

⑦变更效果评估中的首要评估依据是项目的基准

⑧基准调整后，需要判断项目是否已纳入正轨

The process of translating the qualitymangement plan into executable quality activities that incorporate theorganization's quality policies into the project.

Includes the processes required to ensure that the project includes all the work required , and only the work required , to compete the project successfully . managing the project scope is primarily concerned with defining and controlling what is not included in the project.

Estimate activity durations is the processof estimating the number of work periods to complete indivities with estimatedresources . the tools and technques is not including（）.

Is the technology that appears to emulate human performancetypicaliy by learning,coming to its own conclusions, appearing to understandcomplex content, engaging in natural dialogs with people, enhancing humancognittive performance (also known as cognittive computing) or replacing peopleon execution ofnonroutine tasks().

Is a decentralized, distributed and public digital ledger that is used to record transactions across many computers so that the record cannot be alterred retroactively without the alteration of all subsequent blocks and the collusion ?of the network().

某拟建项目财务净现金流量如下表所示，该项目的静态投资回收期是()年。

某项目由并行的3个活动甲、乙和丙组成，为活动甲分配3人5天可以完成，活动乙分配6人7天可以完成，活动丙分配4人2天可以完成，活动完成后人员可再调配。在此情况下，项目最短工期为()天。

某项目由并行的3个活动甲、乙和丙组成，为活动甲分配3人5天可以完成，活动乙分配6人7天可以完成，活动丙分配4人2天可以完成，活动完成后人员可再调配。在此情况下，此时人员最少配置为()。

质量管理实施阶段的工具与技术不包括()。

某项工程的活动明细如下表(时间：周：费用：万元)：项目总预算由原先的60万元增加到63万元，根据上表，所需项目总费用为()万元。