多项选择题 Your network contains a Windows Server Update Services (WSUS) server named Server1. Server1 provides updates to client computers in two sites named Site1 and Site2. A WSUS computer group named Group1 is configured for automatic approval.You need to ensure that new client computers in Site2 are automatically added to Group1. Which two actions should you perform？（）

单项选择题 Your network contains a Windows Server Update Services (WSUS) server. All computers on the network are configured to download and install updates once a week.You need to deploy a critical update to a WSUS client as soon as possible. Which command should you run？（）

单项选择题 Your network contains an Active Directory domain named contoso.com. The functional level of the domain and the functional level of the forest are Windows Server 2003. All domain controllers run Windows Server 2008. You have a member server that runs Windows Server 2008 R2 named Server1. You install the Distributed Scan Server role service on Server1. From the Scan Management console, you attempt to add a scan process and you receive the following error. You need to ensure that you can add a scan process. What should you do？（）