You are using Recovery Manager (

题目

You are using Recovery Manager (RMAN) to perform backups. In which three situations would you perform a compressed backup?()

  • A、You are backing up to tape and your tape device performs its own compression.
  • B、You are making image copies, and you have not enabled tablespace compression.
  • C、You are using disk-based backups and disk space in your Flash Recovery Area, or other disk-based backup destinations are limited.
  • D、You are performing your backups to some device over a network where reduced network bandwidth is more important than CPU usage.
  • E、You are using some archival backup media, such as CD or DVD, where reducing backup sizes saves  media costs and archival storage.
参考答案和解析
正确答案:C,D,E
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相似问题和答案

第1题:

You are using Enterprise Manager to schedule backups for your database.  Which type of script would begenerated by the backup scheduler()

  • A、XML script
  • B、PL/SQL script
  • C、Operating system scriptThis document was downloaded from =>> http://www.amaderforum.com
  • D、Recovery Manager (RMAN) script

正确答案:D

第2题:

You disabled the Flashback Database feature by using the following command:  SQL> ALTER DATABASE FLASHBACK OFF;  What would be the effect of this command on the existing flashback logs?()

  • A、 Flashback logs are not deleted.
  • B、 Flashback logs are deleted automatically.
  • C、 Flashback logs are deleted only if you are using Recovery Manager (RMAN)
  • D、 Flashback logs are deleted only if you are using Oracle Manager Files (OFM)
  • E、 Flashback logs are deleted only if you are using Automatic Storage Management (ASM)

正确答案:B

第3题:

Indentify two advantages of using recovery catalog instead of the control file of the database in 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


参考答案:A, C

第4题:

You used the following command in Recovery Manager (RMAN) as part of the recovery process: RESTORE CONTROLFILE FROM AUTOBACKUP;   How does RMAN find the control file autobackup?()

  • A、 By using the trace file.
  • B、 By using the alert log file.
  • C、 By using the database ID
  • D、 By using the server parameter file.
  • E、 By using the V$CONTROLFILE view.
  • F、 By using the autobackup format configuration setting.

正确答案:C,F

第5题:

It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager (RMAN). How would you make use of this consistent backup in RMAN?()

  • A、cannot be used in RMAN
  • B、by starting up the database again
  • C、by using the CATALOG command of RMAN
  • D、by using the RECOVER CATALOG command in RMAN
  • E、by re-creating the target control file to rebuild the RMAN repository

正确答案:C

第6题:

You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN). Which two are the prerequisites to perform this operation? ()(Choose two)

  • A、You must configure block change tracking file
  • B、You must have first level 1 backups for RMAN to restore blocks
  • C、You must ensure that the SALES database is mounted or open
  • D、You must have full or level 0 backups for RMAN to restore blocks
  • E、You must take the tools01.dbf data file offline before you start a block media recovery

正确答案:C,D

第7题:

You scheduled a backup by using the Schedule Backup option in Oracle Enterprise Manager. Which statement about the script created by Oracle Enterprise Manager is true? ()

  • A、It is a SQL script.
  • B、It is a PL/SQL file.
  • C、It is an operating system (OS) file.
  • D、It is a Recovery Manager (RMAN) script

正确答案:D

第8题:

In your database, all the tablespaces are locally managed. You started Recovery Manager (RMAN) using recovery catalog. The following commands are used in the process of recovering the database by using the backup control file:  In what sequence would you use this process to perform the recovery?()

  • A、7, 2, 3, 1, 4, 6, 5
  • B、7, 1, 3, 2, 6, 5, 4
  • C、2, 1, 7, 6, 3, 5, 4
  • D、2, 7, 3, 5, 1, 6, 4

正确答案:B

第9题:

Which two are characteristics of user-managed backup and recovery operations?()

  • A、Recovery is initiated using SQL*Plus.
  • B、Database files are backed up using SQL commands.
  • C、Database files are backed up with Recovery Manager.
  • D、Database files are restored using Recovery Manager.
  • E、Database files are backed up using operating system commands.

正确答案:A,B

第10题:

You administer an Oracle Database 10g and a third-party database. You use Recovery Manager (RMAN) to perform backup and recovery operations. You have configured a recovery catalog to act as an RMAN repository. To which of the following databases can you NOT connect using the RMAN CONNECT command?()

  • A、 target database
  • B、 auxiliary database
  • C、 third-party database
  • D、 recovery catalog database

正确答案:C

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