题目：The key benefit of the Project (  ) is that it determines whether to acquire goods and services from outside the project, if so, what to acquire as well as how and when to acquire it.

题目：Project Risk Management processes consist of the following elements, except:（ ）

题目：（）includes the processes and activities to identify, define, combine, unify, and coordinate the various processes and project management activities within the Project Management Process Groups.

题目：（）is the underlying architecture of Bitcoin, and it is used for other cryptocurrencies, because it provides a verifiable list of ownership, it is 81so used for contracts, fundraising and the recording of legal documents. The incentive is undeniable proof of digital authenticity.

题目：（）form of distributed computing in which significant processing anddata storage takes place on nodes which are at the edge of the network.

题目：某种商品价格P变动与某指标A的变化具有很强的相关性，指标A的增长会导致P的降低，反之亦然。指标A和价格P的相关性系数是（69）.

题目：某公司投资一项目，各年成本和收入如下表所示，折现率为10%,该 项目投资回收期为（69）

题目：某供应商为高铁提供设备，并负责该设备5年的售后服务，售后可以 采取维护方式，他可以选择更换新设备，假设新设备的制造成本为9万元，设备从换新的第2年起，每年需要支出一定的维护费用。各年维护费用如下表所示，则以5年期计算，最优化的设备使用成本为（66） 万元。

题目：信息安全系统工程能力成熟度模型（ISSE-CM）中，（65）属于充分定义级 （Level3级）的公共特性逻辑域。

题目：关于权限管理基础设施的描述，不正确的是（ ）