单项选择题
The connection between two networks from an intemet is handled by a machine known as a（）
A.bridge
B.server
C.router
D.switch
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单项选择题
The parties to government procurement refer to the principal entities of all kinds that enjoy rights and undertake obligations in government procurement, including the procuring entities, the （）and the procuring agencies.
A.users
B.servers
C.producers
D.suppliers -
单项选择题
There are strategies typically deal with threats or risk that may have negative impacts on project objectives if they occur, some other strategies are suggested to deal with risks with potentially positive impacts. （）is a risk response strategy that may be adopted for either threats or opportunities.
A.share
B.Mitigate
C.Transfer
D.Acceptance -
单项选择题
In the process of communication requirement analysis, the project manager should consider the number of potential communication channels or paths as an indicator of the complexity of a projects communication. According to Metcalfes Law, a project with 10 stakeholders has（）potential communication channels.
A.10
B.45
C.50
D.100
