单项选择题 You add the Hyper-V role to your Windows Server 2008 R2 Datacenter server.  You see the following error in the Windows system event log： Hype-V launch failed： No-execute （NX） or DEP not enabled on processor 0x0 （check BIOS settings）.  You need to be able to start the Hyper-V services. What should you do？（）

多项选择题 You install Windows Server 2008 R2 Enterprise （Full Installation）. You need to add the Hyper-V role to the server.  What are two possible ways to achieve this goal？（）