Difference Between NT & 2000

NT SAM database is a flat database. Where as in windows 2000 active directory

database is a hierarchical database. In windows NT only PDC is having writable copy of SAM database but the BDC is only read only database. In case of Windows 2000 both DC and ADC is having write copy of the database

Windows NT will not support FAT32 file system. Windows 2000 supports FAT32

Default authentication protocol in NT is NTLM (NT LAN manager). In windows 2000 default authentication protocol is Kerberos V5. Windows 2000 depends and Integrated with DNS. NT user Netbios names Active Directory can be backed up easily with System state data

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