单项选择题

A.RMAN keeps a list of archive logs in a text file.B.Th……

When you are allowing RMAN to backup your archived redo log files，how does RMAN know which archived redo logs to back up from your archive log destination？（）

A.RMAN keeps a list of archive logs in a text file.
B.The DBA must manually tell RMAN which archive logs to backup.
C.RMAN has access to target control file and/or catalog information.
D.RMAN looks at the ARCHIVE_LOG_DEST parameter of your target database and backs up all archive logs found.

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热门试题

单项选择题Whatisthepurposeofimportingfromanexport，andspecifyingthatnorowsbeimportedandthattheoutputgoestoalogfile？（）

A.To verify space requirements in the target database before importing.
B.To generate the SQL for the DDL operations that would occur during import.
C.To check character set compatibility between the export file and the target database.
D.To check for integrity constraint violations that would occur in the target database.

多项选择题TheRMANBACKUPcommandusingtheDELETEINPUToptioncanbeusedwithwhichthreetypesoffiles？（）

A.data files
B.backup sets
C.control files
D.archived redo log files

单项选择题WhichstatementistrueregardingtheArchiver（ARCn）process，archivedlogfiles，andrecovery？（）

A.A database backup, combined with archived redo log files, guarantees that all committed data can be recovered to the point of failure.
B.During recovery the ARCn background process copies its redo entries identified for recovery by the control file to the data files.
C.After each write to an archived log, the mandatory background process ARCn writes its log sequence number and the first and last SCN number within the log sequence to the control file.
D.At database recover time, and archived redo log is uniquely identified for recovery use by its redo thread number and destination ID number retrieved from the control file.

单项选择题You would like to create an RMAN recover catalog in which to store information about your DB01 database. You want to use the database named RCDB for the storage of your recovery catalog. The six steps you will follow to create a recover catalog are not displayed in the correct order. Which displays the correct order？（） 1. Grant the appropriate privileges （CONNECT and RESOURCE） and roles （RECOVERY_CATALOG_OWNER） to the user responsible for performing backup and recover operations. 2. Register the target database in the catalog. 3. Create the catalog using the RMAN command line interpreter. 4. Create a user and schema which will own the recovery catalog. 5. Create tablespace to hold the catalog in the database you have dedicated for your RMAN recovery catalog. 6. Connect to the target database using SYSDBA privileges.

A.4，1，5，6，3，2
B.4，3，1，5，6，2
C.4，5，1，3，2，6
D.5，4，1，3，2，6
E.5，4，1，3，6，2

单项选择题Your database runs in ARCHIVELOG mode， and is backed up every Sunday night using RMAN scripts. On Friday your database crashes. Now you want to use the backups from last Sunday night to restore your database. How can you do this？（）

A.A
B.B
C.C
D.D