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多选题
What are the prerequisites for enabling Flashback Database? ()
A

The database must be started in the MOUNT EXCLUSIVE state.

B

The database must have multiplexed control files.

C

The database must be opened by using a text-based parameter file instead of a server parameter file (SPFILE).

D

The database must be in ARCHIVELOG mode.

E

The database must be in the NOMOUNT state.

F

The database must be opened in RESTRICTED mode.


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更多 “多选题What are the prerequisites for enabling Flashback Database? ()AThe database must be started in the MOUNT EXCLUSIVE state.BThe database must have multiplexed control files.CThe database must be opened by using a text-based parameter file instead of a server parameter file (SPFILE).DThe database must be in ARCHIVELOG mode.EThe database must be in the NOMOUNT state.FThe database must be opened in RESTRICTED mode.” 相关考题
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考题 Which two statements are correct about database transportation? ()A、The source and target platforms must be the sameB、Redo logs, control files and temp files are also transportedC、The transported database must have the same database identifier (DBID) as the source database and cannot be changedD、The COMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must be opened in readonly mode before being transportedE、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

考题 What are the prerequisites for enabling Flashback Database? ()A、 The database must be started in the MOUNT EXCLUSIVE state.B、 The database must have multiplexed control files.C、 The database must be opened by using a text-based parameter file instead of a server parameter file (SPFILE).D、 The database must be in ARCHIVELOG mode.E、 The database must be in the NOMOUNT state.F、 The database must be opened in RESTRICTED mode.

考题 Which two are prerequisites for performing a flashback transaction?()A、Flashback Database must be enabled.B、Undo retention guarantee for the database must be configured.C、EXECUTE privilege on the DBMS_FLASHBACK package must be granted to the user flashing back transaction.D、Supplemental logging must be enabled.E、Recycle bin must be enabled for the database.F、Block change tracking must be enabled tor the database.

考题 多选题You plan to execute the following command to perform a Flashback Database operation in your database:   SQL FLASHBACK DATABASE TO TIMESTAMP (SYSDATE -5/24);   Which two statements are true about this?()AThe database must have multiplexed redo log filesBThe database must be in the MOUNT state to execute the commandCThe database must be in the NOMOUNT state to execute the commandDThe database must be opened in RESTRICTED mode before this operationEThe database must be opened with the RESETLOGS option after the flashback operation

考题 多选题Which two statements are correct about database transportation? ()AThe source and target platforms must be the sameBRedo logs, control files and temp files are also transportedCThe transported database must have the same database identifier (DBID) as the source database and cannot be changedDThe COMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must be opened in readonly mode before being transportedERecovery Manager (RMAN) is used to convert the necessary data files of the database if the target platform is different and has different endian format

考题 多选题What two are the prerequisites for enabling Flashback Database?() (Choose two)AThe database must be in ARCHIVELOG modeBThe database must be in MOUNT EXCLUSIVE modeCThe database must be opened in RESTRICTED modeDThe database instance must be started in the NOMOUNT stateEThe database instance must have the keep buffer pool defined

考题 多选题You are working on an Oracle Database 10g database. Because of data loss, you decided to perform a Flashback Database operation using the following command:  SQL FLASHBACK DATABASE TO TIMESTAMP(SYSDATE ?5/24); Which two statements are true? ()ASYSDATE should not be used with TIMESTAMP.BThe database must have multiplexed redo log files.CThe database must be in the MOUNT state to execute the command.DThe database must be opened with the RESETLOGS option after the flashback operation.EThe entire database needs to be restored from the most recent backup before the flashback operation.

考题 多选题Which two are prerequisites for performing a flashback transaction?()AFlashback Database must be enabled.BUndo retention guarantee for the database must be configured.CEXECUTE privilege on the DBMS_FLASHBACK package must be granted to the user flashing back transaction.DSupplemental logging must be enabled.ERecycle bin must be enabled for the database.FBlock change tracking must be enabled tor the database.

考题 多选题What two are the prerequisites for enabling Flashback Database?()AThe database must be in ARCHIVELOG modeBThe database must be in MOUNT EXCLUSIVE modeCThe database must be opened in RESTRICTED modeDThe database instance must be started in the NOMOUNT stateEThe database instance must have the keep buffer pool defined

考题 单选题You are managing a single instance Oracle 10g database that utilizes the following parameters:  Which of the following set of commands must you execute to enable Flashback Database?()A   STARTUP MOUNT EXCLUSIVE  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN;B   STARTUP MOUNT  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN RESETLOGS;C   STARTUP MOUNT EXCLUSIVE  ATLER DATABASE ARCHIVELOG;  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN RESETLOGS;D   STARTUP MOUNT  ALTER DATABASE ARCHIVELOG;  ALTER DATABASE FLASHBACK ON;  ALTER DATABASE OPEN;

考题 多选题You want to flash back a test database by five hours.You issue this command:SQL FLASHBACK DATABASE TO TIMESTAMP (SYSDATE - 5/24);Which two statements are true about this flashback scenario?()AThe database must have multiplexed redo logs for the flashback to succeed.BThe database must be MOUNTED for the flashback to succeed.CThe database must use block change tracking for the flashback to succeed.DThe database must be opened in restricted mode for the flashback to succeed.EThe database must be opened with the RESETLOGS option after the flashback is complete.FThe database must be opened in read-only mode to check if the database has been flashed back to the correct SCN.