DBCC - Deprecated commands

DBCC CONCURRENCYVIOLATION
DBCC DBREINDEX - use ALTER INDEX instead
DBCC DBREPAIR - use DROP DATABASE instead
DBCC INDEXDEFRAG
DBCC PINTABLE
DBCC SHOWCONTIG
DBCC UNPINTABLE

In early versions of SQL Server - DBCC stood for "Database Consistency Checker", now renamed as Database Console Command.

Related (current) commands:

DBCC CHECK...
DBCC CLEANTABLE
DBCC dllname
DBCC DROPCLEANBUFFERS
DBCC FREE... CACHE
DBCC HELP
DBCC INPUTBUFFER
DBCC OPENTRAN
DBCC OUTPUTBUFFER
DBCC PROCCACHE
DBCC SHOW_STATISTICS
DBCC SHRINKDATABASE
DBCC SHRINKFILE
DBCC SQLPERF
DBCC TRACE...
DBCC UPDATEUSAGE
DBCC USEROPTIONS