A.When the memory hot-add policy is not enabled, it needs to be modified offline when adjusting the memory QoS.

B.When the memory addition policy is enabled, reduce the memory value and need to modify it offline.

C.When the memory hot add policy is not enabled, the virtual machine increases the memory value and needs to be restarted to take effect.

D.When the memory hot add policy is enabled, increase the memory value and take effect online.

A.raw

B.iso

C.vhd

D.qcow2

A.CPU share

B.CPU reservation

C.CPU online increase

D.CPU cap

A.External_Base

B.External_OM

C.Internal_Base

D.External_API

A.Through VNC, the administrator can connect and view the interface of the virtual machine, which is convenient for the management and maintenance of the virtual machine.

B.VNC login may touch end user's data and should be used with caution

C.You can log in with VNC only when the virtual machine is in the "running" state.

D.After VNC logs in to the Linux VM, the VM administrator cannot log in to the VM via SSH.