单项选择题 You are formulating the backup strategy for Active Directory Lightweight Directory Services （AD LDS） to ensure that data and log files are backed up regularly. This will also ensure the continued availability of data to applications and users in the event of a system failure. Because you have limited media resources， you decided to backup only specific ADLDS instance instead of taking backup of the entire volume.  What should you do to accomplish this task（）

单项选择题 You need to deploy Active Directory Rights Management System （AD RMS） to secure all documents，  spreadsheets and to provide user authentication.          What do you need to configure， in order to complete the deployment of AD RMS（）

单项选择题 Certkiller .com has a network that consists of a single Active Directory domain.Windows Server 2008 is installed on all domain controllers in the network.  You are instructed to capture all replication errors from all domain controllers to a central location. What should you do to achieve this task（）