单选题RMAN automatically propagate information about the database structure， archived redo logs， backup sets， and data file copies into the recovery catalog from the target database’s control file. This information can also be propagated to the catalog manua

第1题：

第2题：

Identity two advantages of using a recovery catalog in-load of the control File of the target database Recovery Manager （RMAN）.（）

• A、 You can use RMAN stored scripts.
• B、 Recovery is faster if data is stored in catalog in addition to the control file.
• C、 You can store backup Information of all registered databases in one place.
• D、 Database backups are automatically deleted when they are older than the specified time period.

第3题：

第4题：

What is the purpose of the catalog command？（）  

• A、 To review RMAN control file and recovery catalog metadata and ensure that its correct
• B、 To delete RMAN backup-related metadata from the recovery catalog
• C、 To create metadata in the control file and the recovery catalog related to backup set pieces 
• D、 To create a report that lists database backups
• E、 To rebuild the recovery catalog

第5题：

You are using the control file to maintain information about the database backups that are being performed by Recovery Manager (RMAN). Identify two scenarios is which you must have a recovery catalog.（）

• A、To store the backup information of multiple database
• B、To restrict the amount of space that is used by the backups
• C、To maintain a backup for a certain time is set by the CONTROL_FILE_RECORD_KEEP_TIME parameter.
• D、To list the data files that were in a target database at a given time by using the AT option of REPORT SCHEMA command.

第6题：

Which statement is true regarding the Archiver （ARCn） process，archived log files，and recovery？ （）

• 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.

第7题：

Which statement is true regarding RMAN components？（）

• A、Each target database requires its own recover catalog. 
• B、RMAN scripts can be stored in the recovery catalog or the target control file. 
• C、A channel is a stream of data to a device type and corresponds to one server session. 
• D、The RMAN executable interprets sever session commands and establishes connections to the target database.

第8题：

第9题：

You are using a recovery catalog to maintain Recovery Manager （RMAN） backup information for your production database. You have registered your production database and are performing regular backups. Because of a new requirement you have added a few new tablespaces to your production database and you want them to be included in backups.  Identify two options for completing this task.（）

• A、 Reregistering the target database in recovery catalog
• B、 Transporting the new tablespaces to the recovery catalog database
• C、 Syncronizing the recovery catalog with the target database control file
• D、 Performing a fresh backup of the target database to include the new data files in the catalog database

第10题：

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.