单项选择题 Your network contains an Active Directory domain named contoso.com. All domain controllers run Windows Server 2008 R2 Service Pack 1 (SP1). One of the domain controllers is named DC1. The network contains a member server named Server1 that runs Windows Server 2012 R2. You need to promote Server1 to a domain controller by using install from media (IFM). What should you do first?（）

单项选择题 Your network contains an Active Directory domain named contoso.com. All servers run Windows Server 2012 R2. The domain contains a member server named Server1. Server1 has the File Server server role installed. On Server1, you create a share named Documents. The Documents share will contain the files and folders of all users. You need to ensure that when the users connect to Documents, they only see the files to which they have access. What should you do?（）

单项选择题 Your network contains an Active Directory domain named contoso.com. The domain contains a member server named HVServer1. HVServer1 runs Windows Server 2012 R2 and has the Hyper-V server role installed. HVServer1 hosts 10 generation 1 virtual machines. All of the virtual machines connect to a virtual switch named Switch1. Switch1 is configured as a private network. All of the virtual machines have the DHCP guard and the router guard settings enabled. You install the DHCP server role on a virtual machine named Server1. You authorize Server1 as a DHCP server in contoso.com. You create an IP scope. You discover that the virtual machines connected to Switch1 do not receive IP settings from Server1. You need to ensure that the virtual machines can use Server1 as a DHCP server. What should you do?（）