OCP-1Z0-053-V12.02-301题
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301.Which command is used to configure RMAN to perform a compressed backup for every backup
executed?
A. BACKUP AS COMPRESSED BACKUPSET DATABASE
B. BACKUP AS COMPRESSED COPY OF DATABASE
C. CONFIGURE DEVICE TYPE DISK BACKUP TYPE TO COMPRESSED BACKUPSET
D. CONFIGURE DEVICE TYPE DISK BACKUP TYPE COMPRESS
E. BACKUP DATABASE COMPRESSAnswer: C
答案解析:
参考:http://docs.oracle.com/cd/E11882_01/backup.112/e10643/rcmsynta010.htm#RCMRF90087
BACKUP TYPE TO
[[COMPRESSED]
BACKUPSET | COPY]
Configures the default backup type for disk or tape backups. For SBT devices the COPY
option is not supported. The default for disk is BACKUPSET
.If BACKUP TYPE
is set to BACKUPSET
, then the BACKUP
command always produces backup sets regardless of which media the backup is created on. With the COMPRESSED
option, the backup sets produced use binary compression.
The default location for disk backups is the fast recovery area, if one is configured; otherwise, RMAN stores backups in a platform-specific location. The default format for backup file names is
.%U
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