Oracle认证考试

You decided to change the location of the flash recovery area. You executed the following command： Which statement is true？（）A、The location can be changed only if the flash recovery area is empty.B、After executing the command， all new flash recovery area 

题目

You decided to change the location of the flash recovery area. You executed the following command： Which statement is true？（）

  • A、The location can be changed only if the flash recovery area is empty.
  • B、After executing the command， all new flash recovery area files will be created in the new location.
  • C、The command will generate an error because you cannot change the flash recovery area while the database is open.
  • D、All the existing files in the flash recovery area will be moved to the new location， and all new Flash Recovery Area files will be created in the new location.
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相似问题和答案

第1题：

In your database, the flash recovery area (FRA) is configured as the default for RMAN backups. You executed the following commands to configure the settings in RMAN:Which statement is true about the outcome?（）

A. Only one channel is allocated and the backup is created in the flash recovery area

B. Only one channel is allocated and the backup is created in the destination specified for channel

C. Two channels are allocated and backup sets are created in the destinations specified for channels 1 and 2

D. Three channels are allocated and backup sets are created in the destinations specified for channels 1, 2, and FRA


参考答案：A

第2题：

You want to use the automatic management of backup and recovery operations features for your database.Which configuration must you set?（）

  • A、Enable the flash recovery area and specify it as the archived redo log destination.
  • B、Disable the flash recovery area and start the database instance in ARCHIVELOG mode.
  • C、Enable the flash recovery area but do not specify it as the archived redo log destination.
  • D、Disable the flash recovery area and start the database instance in NOARCHIVELOG mode

正确答案:A

第3题：

Which options would you consider while configuring a flash recovery area (fast recovery area in 11g Release 2) for your production database that is running in ARCHIVELOG mode?()

A. Setting the FAST_START_MTTR_TARGET to set the mean time to recover

B. Setting the RECOVERY_PARALLELISM parameter to twice the number of CPUs

C. Using the DB_RECOVERY_FILE_DEST parameter to set the location for flash recovery area

D. Using the DB_RECOVERY_FILE_DEST_SIZE parameter to define the disk space limit for the recovery files created in the flash recovery area


参考答案：C, D

第4题：

You have joined a new organization as a Database Administrator. The Security Administrator in your organization has kept human errors， such as erroneously dropping users， tables， and important data， to a minimum by carefully granting only the necessary privileges to each user. As a result of several ongoing transactions within your database， you discover that the flashback logs are rapidly increasing in the flash recovery area. To avoid out-of-space errors， you decide to delete the flashback logs from the flash recovery area. How can you delete the flashback logs from the database if your database is up and running？（）

  • A、 Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command and disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.
  • B、 Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement while the database is up and running.
  • C、 Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command. Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement. Disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.
  • D、 Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement. Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command and disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.

正确答案:A

第5题：

You configured the flash recovery area in the database. Which two files would you expect to find in the flash recovery area？（）

  • A、 backup pieces
  • B、 copies of all the parameter files
  • C、 trace file generated using BACKUP CONTROLFILE TO TRACE
  • D、 control file autobackups

正确答案:A,D

第6题：

You enabled the flashback logging feature， but you have not specified the location of the flash recovery area.  Which location would be used as the default location for the flash recovery area？（）

  • A、the location used for control files
  • B、the location used for redo log files
  • C、the location set by using $ORACLE_BASE
  • D、the location set by using $ORACLE_HOME
  • E、the location set by using CORE_DUMP_DEST
  • F、the location set by using BACKGROUND_DUMP_DEST

正确答案:C

第7题：

You are using the flash recovery area (fast recovery area in 11g Release 2) to store backup related files in your database. After regular monitoring of space usage in the Mash recovery area. You realize that the flash recovery area is jetting filled up very fast and it is running out of space. Your database flash recovery area is low on space and you have no more room on disk. Proactively, which two options could you use to make more space available in the flash recovery？（）

  • A、Change the RMAN archived log deletion policy
  • B、Use the RMAN CROSSCHECK command to reclaim the archived log space
  • C、Change the RMAN retention policy to retain backups for a shorter period of time
  • D、Use OS command to move files from the flash recovery area to some other location

正确答案:B,D

第8题：

You want to set the following initialization parameters for your database instance:Identify the statement that correctly describes this setting.()

A. The MANDATORY location must be a flash recovery area.

B. The optional destinations may not use the flash recovery area.

C. This setting is not allowed because the first destination is not set as MANDATORY.

D. The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.


参考答案：D

第9题：

You decided to change the location of the flash recovery area. You executed the following command：   ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’+disk1’ SCOPE=BOTH SID=’*’；   Which statement is true？（）

  • A、 The location can be changed only if the flash recovery area is empty.
  • B、 After executing the command， all new flash recovery area files will be created in the new location.
  • C、 The command will generate an error because you cannot change the flash recovery area while the database is open.
  • D、 All the existing files in the flash recovery area will be moved to the new location and all new Flash Recovery Area files will be created in the new location.

正确答案:B

第10题：

You enabled the flashback logging feature， but you have not specified the location of the flash recovery area. Which location would be used as the default location for the flash recovery area？（）

  • A、 The location used for control files.
  • B、 The location used for redo log files.
  • C、 The location set by using $ORACLE_BASE
  • D、 The location set by using $ORACLE_HOME
  • E、 The location set by using CORE_DUMP_DEST
  • F、 The location set by using BACKGROUND_DUMP_DEST

正确答案:C

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