单项选择题 You have a server that runs Windows Server 2012 R2. The server contains the disks configured as shown in the following table. You need to create a volume that can store up to 3 TB of user files. The solution must ensure that the user files are available if one of the disks in the volume fails. What should you create?（）

单项选择题 You work as an administrator at Contoso.com. The Contoso.com network consists of a single domain named Contoso.com. All servers in the Contoso.com domain, including domain controllers, have Windows Server 2012 R2 installed. Contoso.com has a domain controller, named ENSUREPASS-DC01. You have been instructed to make sure that the Group Policy Administrative Templates are available centrally. Which of the following actions should you take?（）

单项选择题 Your network contains an Active Directory domain named contoso.com. The domain contains two domain controllers named DC1 and DC2. You install Windows Server 2012 on a new computer named DC3. You need to manually configure DC3 as a domain controller. Which tool should you use?（）