Directory services: store, organize and supply information about a network and its resources.
Infrastructure services: provides support services for network clients
Application services: provide communications services operating environments or
programming interface for specific applications.
, Servercore:
The advantages of running servers using server core:
Hardware resource conservation
Reduced disk space
Reduced patch frequency
Reduced attack surface
Powerhell Remove GUI
Uninstall-WindowsFeature Server-Gui-Shell –Remove
Upgrade:
Consider the following before you perform any upgrade to Windows Server 2012:
• Check hardware compatibility.
• Check disk space.
• Confirm that software is signed.
• Check application compatibility.
• Ensure computer functionality.
• Perform a full backup.
• Purchase Windows Server 2012.