GPS是美国海军天文台设置的一套高精度的卫星全球定位系统,它提供的时间信号对()跟踪。
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生活达人银器久置不用,表面会出现一层黑色的氧化层,这时只需用()擦拭即可达到效果。
A. 白醋
B. 米酒
C. 牙膏
Your company has a main office and a branch office. Your network consists of a single Active Directory domain. All domain controllers are in the main office. The offices connect to one another by using a wide area network (WAN) link. The branch office has a computer named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). A domain user named User1 reports that he cannot log on to Server1 when the WAN link is unavailable. He reports that he can log on to Server1 when the WAN link is available. You need to ensure that User1 can log on to Server1 by using his domain account when the WAN link is unavailable. What should you do?()
A. Modify the Default Domain Policy.
B. Modify the Default Domain Controller Policy.
C. Add User1 to the Domain Admins group in the domain.
D. Add User1 to the local Administrators group on Server1.
Power Comm2000监控系统的异常情况如何处理?