人为损坏办公设备或门锁、水龙头、水箱、水阀等办公设备设施;室内白天长明灯;离人不关灯、不关闭电源;室内私自拉扯网线、电话线,线路杂乱,属于()问题。
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在测量二极管的正反向阻值时,当测得的阻值()时,红表棒(内接表内电池的负极)与之相接的那个电极就是二极管的负极,与黑表棒(内接表内电池的正极)相接的哪个电极的二极管的正极
A. 较小
B. 较大
C. 相等
受电变压器总容量在315千伏安及以上的工业客户应执行()电价.
Company.com has employed you as their exchange administrator.The Company.com network contains an exchange server 2010 organization that hosts two exchange servers named -ex01 and -ex02.-ex01 and -ex02 is members of a database availability group.during the course of the day you decide to shut down -ex01.You then receive numerous complaints from users stating that they are unable to access their mailboxes.to ensure productivity you need to make sure that all examways users are able to connect to their mailboxes in the event of one mailbox server becoming inaccessible.What should you do?()
A. your best choice would be to have the hub transport server role removed from -ex01.
B. your best option would be to have the mailbox database copies added to -ex01 and -ex02.
C. Your best option would be to have the shadow redundancy settings configured.
D. Your best option would be to have Client Access server array created.