[单选] 中国共产党在领导社会主义事业中，必须坚持以（）为中心，其他各项工作都服从和服务于这个中心。

A workgroup switch is configured with all ports assigned to VLAN 2. In addition,all ports are configured as full-duplex FastEthernet. What is the effect of adding switch ports to a new VLAN on this switch?（） The additions will create more collision domains.。 IP address utilization will be more efficient.。 More bandwidth will be required than was needed previously.。 An additional broadcast domain will be created.。 The possibility that switching loops will occur will increase dramatically.。 设备贷款的额度最高不得超过借款人购买或租赁设备所需资金总额的（）。 50%。 55%。 60%。 70%。 项目控制包括哪些内容？ You are the network administrator for GmBh. The network consists of a single Active Directory domain named  All network servers run Windows Server 2003, and all client computers run Windows XP Professional. TestKing's main office is located in Berlin, which is also the location of all domain controllers. The Berlin office contains 200 client computers. A branch office is located in Helsinki. This office contains 60 client computers. All user accounts for permanent employees in Helsinki are contained in an organizational unit (OU) named HelUsers. All user accounts for temporary employees in Helsinki are contained in an OU named TempUsers. A temporary employee named King is hired in the Helsinki office. The business hours in his office are 9:00 A.M. to 5:00 P.M. at 9:05 A.M. on his first Monday at work, King tries to log on to the domain from his client computer. However, he receives the message shown in the exhibit. You need to ensure that King can log on to the domain. What should you do?（） Move King's account to HelUsers. Create a Group Policy object (GPO) and link it to HelUsers. In the GPO, decrease the account lockout duration.。 Make TempUsers a child of HelUsers. Create a Group Policy object (GPO) and link it to HelUsers. In the GPO, decrease the account lockout threshold.。 Modify the properties of King's user account to the Logon Hours setting is the same as the business hours for the Helsinki office.。 Modify the properties for King's user account to extend the dates during which his account can be used.。 从企业未来发展的角度来看，战略表现为一种（）。 谋略。 计划。 定位。 模式。 中国共产党在领导社会主义事业中，必须坚持以（）为中心，其他各项工作都服从和服务于这个中心。