简述CSMA／CD媒体访问方法的步骤。
使两物体直接接触而又能产生一定相对运动的连接，称为（） 机械。 机构。 机器。 运动副。
Your network consists of a single Active Directory domain. The relevant portion of the Active Directory domain is configured as shown in the following diagram. The Staff organizational unit （OU） contains all user accounts except for the managers user accounts. The Managers OU contains the managers user accounts and the following global groups èSales èFinance èEngineering You create a new Group Policy object （GPO） named GPO1， and then link it to the Employees OU. Users from the Engineering global group report that they are unable to access the Run commandon the Start menu. You discover that the GPO1 settings are causing the issue. You need to ensure that the users from the Engineering global group are able to access the Run command on the Start menu. What should you do？（） Configure GPO1 to use the Enforce Policy option.。 Configure Block Inheritance on the Managers OU.。 Configure Group Policy filtering on GPO1 for the Engineering global group.。 Create a new child OU named Engineering under the Employees OU. Move the Engineering global group to the new Engineering child OU.。
国际依附理论对今天发展中国家的经济发展仍有巨大的意义，你是怎样理解这个判断的？
You design a Business Intelligence （BI） solution by using SQL Server 2008. You plan to create a SQL Server 2008 Reporting Services （SSRS） solution that contains five sales dashboard reports. Users must be able to manipulate the reports’ parameters to analyze data. You need to ensure that the following requirements are met： Users can manipulate the parameters for data analysis in a single trip to the data source. Reports are automatically rendered as soon as they are accessed for the first time. Which two tasks should you perform？（） Filter data by using expressions.。 Specify the default values for each parameter.。 Create an available values list for each parameter.。 Create report parameters by using query parameters to filter data at the data source.。
Your network consists of an Active Directory forest named contoso.com. All servers run Windows Server 2008 All domain controllers are configured as DNS servers. The contoso.com DNS zone is stored in the ForestDnsZones Active Directory application partition. You have a member server that contains a standard primary DNS zone for dev.contoso.com. You need to ensure that all domain controllers can resolve names for dev.contoso.com. What should you do（）
