在动力基础设计中，下列叙述中不正确的有()。

A. show command

B. debug command

C. configuration command

D. rommon command

A. Convergence time is fractionally slower than STP.

B. Broadcast and fault domains are increased.

C. IP address space is difficult to manage.

D. Fast uplink convergence is supported for failover and fallback.

A．A

B．B

C．C

D．D

A．A

B．B

C．C

D．D

A. set ntp time 64.32.129.3

B. set clock ntp 64.32.129.3

C. set time 64.32.129.3

D. set date ntp 64.32.129.3

A．A.6100 serves as devices at convergence layer.

B．B.9000 is used at core layer.

C．C.6200 is used at access layer and convergence layer.

D．D.6300 is used at convergence layer.

Adaptive convergence and adaptive divergence are ______.

A．manifestations of evolution

B．biological phenomena

C．ways in which plants and animals adjust to a common environment

D．demonstrated by brachiopods and pelecypods

A. set ntp time 64.32.129.3

B. set clock ntp 64.32.129.3

C. set time 64.32.129.3

D. set date ntp 64.32.129.3

Which of the following is true of a True Mirror？

A．It enhances one's looks.

B．It distorts one's looks.

C．It reflects one's looks in a different light.

D．It does not reflect a person's looks as reliably as a normal mirror.