人机对话界面主要的类型有：（）、命令式、（）、应答式。
美国绿色建筑第三阶段是以签署（）为标志。 国际绿色建筑规范。 能源政策法案。 加利福尼亚州绿色建筑标准。 经济刺激法案。
Which of the following statements are true regarding Layer 3 switches？（Choose all that apply.）（） A routed port does not run STP or DTP。 A routed port is considered to be in a down state if it is not operational at both Layer 1 andLayer 2。 An SVI is considered to be in a down state if it is not operational at both Layer 1 and Layer 2。 An SVI is considered to be in a down state only when none of the ports in the correspondingVLAN are active。 An SVI port does not run 5TP or DTP。 To create a trunk， an SVI can be logically divided into subinterface。
简述对人的知觉对管理工作的影响。
您需要通过使用平台调用服务从托管代码中调用非托管函数。您应该做些什么？（） 创建一个类支持DLL函数，然后使用托管代码创建原型方法。。 使用COM注册您的程序集，然后从COM中参考您的托管代码。。 为托管代码创建一个类库。。 导入一个类库。然后创建COM对象的实例。
You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. On two cluster-ready nodes, you intend to perform an installation of a SQL Server 2008 mission-critical cluster. Constant availability is needed by the mission-critical cluster. You have to configure the SQL Server cluster to failover and reduce the service disruption to the least. Which failover option should you use?（）
