Answer: Virtual desktop infrastructure
Explanation:
The virtual desktop infrastructure is the virtualization technology in which the host desktop OS (operating system) is in the centralized server of the data center. The virtual desktop infrastructure is also known as server based computing as it include the variation in the computing model such as client - server model.
The example of the virtual desktop infrastructure is wallpapers, toolbars, window and folder is the stored in the server remotely.
All the other options does not involve with this technology so that is why option (D) is correct.
From server do some file transfer to client PC to sync to the server.
<u>Explanation:</u>
As IT System administrator if PC or client or workstation or laptop not connected to network more than 3 months from windows server we need to refresh the connection and redo the connection from server to the client to do sync the activities.
Moreover from domain server refresh and re sync activities to establishing the connection.
Go to client PC or workstation or desktop login log and logout from the PC and login to domain account by changing the password.