多项选择题 Your company has a network that has an active directory domain. The domain has two servers named DC1 and DC2. You plan to collect events from DC2 and transfer them to DC1. You configure the required subscriptions by selecting the normal option for the event delivery optimiation setting and using the HTTP protocol. you discovere that none of the subscritpions work. You need to ensure that the servers support event collectiors.  which three actions should you perform（）？

单项选择题 You have a file server that runs Windows Server 2008. The server has a shared folder. You need to receive a notifcation when a user stores more than 500MB of data int he shared folder. You must allow users to store more than 500MB of data in the shared folder.  What should you do（）？

单项选择题 You manage a server that runs Windows Server 2008. The windows backup and restore utility is installed ont he server. You nede to create a full backup of all system state data to the DVD drive （R： drive） on the server.  Which command should you run on the server（）？