Which two steps are the result of associating a blade server?()
A. The compute node reboots and is then connected to the CMC
B. A compute node is assigned to a service profile
C. if the association is successful the cisco UCS manager boots the cisco UUOS to configure the compute node
D. The compute node reboots to reload and then loads NX OS and establishes connections to both the CMC and the IOM
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拆除区域周围应设围栏并悬挂安全标志牌,派专人监护,()不得通过或停留。
A. 指挥人员
B. 工作人员
C. 无关人员
D. 车辆
交流电源的逆序保护通常用作()
A. 同步汇流条三相对称短路保护
B. 同步汇流条三相不对称短路保护
C. 发电机相序接错保护
D. 电网相序接错保护
下列()手段可用来保证电子商务交易的安全。
A. Client/Server结构
B. 认证中心CA
C. 数字签名
D. 数字证书