多項選擇題

Examine the following RMAN command：
BACKUP DATABASE TAG TESTDB
KEEP UNTIL ’SYSDATE+1’ RESTORE POINT TESTDB06；
Which two statements are true regarding the backup taken by using the above RMAN command？（）

A. Only data files and the control file are backed up.
B. Archived redo logs are backed up only if the database is open during the backup.
C. The backup is deleted after one day，regardless of the default retention policy settings.
D. The backup becomes obsolete after one day，regardless of the default retention policy settings.

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單項選擇題

You want to perform the following operations for the DATA ASM disk group：
-Verify the consistency of the disk.
-Cross-check all the file extent maps and allocation tables for consistency. check whether the alias metadata directory and file directory are linked correctly.
-Check that ASM metadata directories do not have unreachable allocated blocks.
Which command accomplishes these tasks（）？

A. ALTER DISKGROUP data CHECK
B. ALTER DISKGROUP data CHECK DISK
C. ALTER DISKGROUP data CHECK FILE
D. ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1

多項選擇題

Which two statements are correct about database transportation？（）

A. The source and target platforms must be the same
B. Redo logs，control files and temp files are also transported
C. The transported database must have the same database identifier （DBID） as the source database and cannot be changed
D. The COMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must be opened in readonly mode before being transported
E. Recovery Manager （RMAN） is used to convert the necessary data files of the database if the target platform is different and has different endian format

Examine the following RMAN command： BACKUP DATABASE TAG TESTDB KEEP UNTIL ’SYSDATE+1’ RESTORE POINT TESTDB06； Which two statements are true regarding the backup taken by using the above RMAN command？（）

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Which two statements are correct about database transportation？（）

Examine the following RMAN command：
BACKUP DATABASE TAG TESTDB
KEEP UNTIL ’SYSDATE+1’ RESTORE POINT TESTDB06；
Which two statements are true regarding the backup taken by using the above RMAN command？（）

Which two statements are correct about database transportation？（）