السلام عليكم
اريد ان ما الفرق بين التالى:

وكيفية الاستفاده منهم

adump,bdump,udamp,cdump,dpdump,audit_file_dest]

UDUMP is specifying the user dump directory where all user error logs (trace files) will be placed.

BDUMP is specifying the background dump directory where all database background processes (PMON, SMON, ..) error logs and also the important file [ALERT LOG file] (trace files) will be placed.

CDUMP is specifying the core dump directory where all OS error logs (core dump files) will be placed.

DPDUMP is specifying for the data pump export/import utility log files.

ADUMP is used for storing the audit trail when the AUDIT_TRAIL initialization parameter is set to OS.and it is controlled by audit_file_dest parameter.
It is also the location to which mandatory auditing information is written and if the AUDIT_SYS_OPERATIONS initialization parameter is set to TRUE, audit records for user SYS

.