单项选择题

Adding 5 people to a 4 person team increases the communication channels by a factor of （）.

A．3 times
B．4 times
C．5 times
D．6 times

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单项选择题

The connection between two networks to form an internet is handled by a machine known as a （）.

A. bridge
B. client
C. router
D. switch

单项选择题

Configuration management is the process of managing change in hardware, software, firmware, documentation, measurements, etc. As change requires an initial state and next state, the marking of significant states within a series of several changes becomes important. The identification of significant states within the revision history of a configuration item is the central purpose of （） identification.

A. baseline
B. value
C. cost
D. Control

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