System State
Ø Active Directory can be backed up and restored using the
system state option in the Windows 2000 Backup tool.
Ø State Data includes the following:
Ø Registry
Ø COM+ Class Registration Database
Ø System Boot Files
Ø Certificate Server (if installed)
Ø Active Directory
Ø System Volume folder
  Note: All of the components of the system state are backed up and
restored together. There is no option to choose individual components.