单项选择题 You have a server named Server1 that runs Windows Server 2012 R2. Server1 has 2 dualcore processors and 16 GB of RAM. You install the Hyper-V server role in Server1. You plan to create two virtual machines on Server1. You need to ensure that both virtual machines can use up to 8 GB of memory. The solution must ensure that both virtual machines can be started simultaneously. What should you configure on each virtual machine?（）

单项选择题 Your network contains an Active Directory domain named contoso.com. The domain contains a server named Server1. Server1 runs Windows Server 2012 R2 and has the Hyper-V server role installed. On Server1, an administrator creates a virtual machine named VM1. A user named User1 is the member of the local Administrators group on Server1. User1 attempts to modify the settings of VM1 as shown in the following exhibit. (Click the Exhibit button.) You need to ensure that User1 can modify the settings of VM1 by running the Set-Vm cmdlet. What should you instruct User1 to do?（）

单项选择题 You have a domain controller named Server1 that runs Windows Server 2012 R2 and has the DNS Server server role installed. Server1 hosts a DNS zone named contoso.com and a GlobalNames zone. You discover that the root hints were removed from Server1. You need to view the default root hints of Server1. Which file should you open?（）