题目内容

FR是()的英文缩写。

A. 具有延时和瞬时动作的限流保护器件
B. 具有瞬时动作的限流保护器件
C. 具有延时动作的限流保护器件
D. 限压保护器件

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GIV行李舱门有充气橡胶封严吗?

A. 有
B. 无

榛亚科与桦木亚科的区别为榛亚科()。

A. 每一苞片内生1朵雄花
B. 雄花无花被
C. 每一苞片生2—6朵雄花
D. 雄花具花萼
E. 坚果有总苞
F. 坚果无总苞
G. B和E
H. D和F

需要高压设备全部停电、部分停电或做安全措施的工作,应填写()。

A. 变电站第一种工作票
B. 变电站第二种工作票
C. 线路第一种工作票
D. 线路第二种工作票

Your company has an Exchange 2010 organization that contains multiple Hub Transport servers. You have a line-of-business application that relays e-mail messages by using a Hub Transport servernamed Hub1. The application only supports sending e-mail to a single SMTP server. You need to ensure that the application can relay e-mail messages if Hub1 fails. What should you do?()

A. Implement log truncation
B. Install and configure failover clustering on the Hub Transport servers.
C. Implement Windows network load balancing on the Hub Transport servers.
D. Create multiple MX records for the Hub Transport servers in the internal DNS zone.

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