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The engineer hasn’t got time to track down the problem.‘To track down’ means to find out.()
此题为判断题(对，错)。
参考答案
更多 “ The engineer hasn’t got time to track down the problem.‘To track down’ means to find out.() 此题为判断题(对，错)。 ” 相关考题
考题
It may take some time to get the British economy back on____________.
(A) way(B) road(C) track(D) line
考题
I have never been able to _________ down the magazine story.
A. catchB. trailC. traceD. track
考题
命令Backup state-down 3表示(54)。A．第三种备份down状态B．主备份接口切换只能进行3次C．当主接口down状态持续3秒后，切换到备份接口D．当主接口逻辑通道时，如果呼叫3次未成功，则认为主逻辑通道处于down状态
考题
下面哪种说法正确? ()A、当主接口由up 转为down 后,立即切换到备份接口。B、当主接口由down 转为up 后,立即切换回主接口。C、当主接口由up 转为down 后,等待一定时间后,若主接口状态仍为down,才切换到备份接口。D、当主接口由down 转为up 后,等待一定时间后,若主接口状态仍为up,才切换回主接口。
考题
According to RFC 2328, what is the stateful order in which an OSPF router transitions to a full adjacency with a neighbor router?()
A. Down, Init, 2 - Way, Exstart, Exchange, Loading, and FullB. Down, Init, 2 - Wa y, Exchange, Exstart, Loading, and FullC. Down, 2 - Way, Init, Loading, Exstart, Exchange, and FullD. Down, 2 - Way, Init, Exchange, Exstart, Loading, and FullE. Down, Init, 2 - Way, Loading, Exstart, Exchange, and FullF. Down, 2 - Way, Init, Exstart, Exch ange, Loading, and Full
考题
下面当主接口由up转为down后哪种说法正确?()
A.当主接口由up转为down后，立即切换到备份接口。B.当主接口由down转为up后，立即切换回主接口。C.当主接口由up转为down后，等待一定时间后，若主接口状态仍为down，才切换到备份接口。D.当主接口由down转为up后，等待一定时间后，若主接口状态仍为up，才切换回主接口。
考题
命令Backupstate－down5表示()
A.第5种备份down状态B.主备份接口切换只能进行5次C.当主接口down状态持续5秒后，切换到备份接口D.当主接口逻辑通道时，如果呼叫5次未成功，则认为主逻辑通道处于down状态
考题
In 17th-century England, astronomy provided methods of keeping______of time that were especially useful for accurate navigation.A.investigate
B.trace
C.check
D.track
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