1Z0-053 試験問題を無料オンラインアクセス

What information does the report schema command not provide? (Choose all that apply.)

• A.Checkpoint SCN associated with the last RMAN backup
• B.Size of the tempfiles
• C.Filenames for each datafile
• D.Size of the datafiles
• E.Date of last backup for datafiles and tempfiles

Which view shows all valid values for the NLS_LANGUAGE, NLS_SORT, NLS_TERRITORY, and NLS_CHARACTERSET parameters?

• A.NLS_VALUE_OPTIONS
• B.V$NLS_VALUE_OPTIONS
• C.V$VALID_NLS_VALUES
• D.V$NLS_VALID_VALUES
• E.NLS_VALID_VALUES

Which of the following is a benefit of ASM fast disk resync?

• A.By default, the failed disk is not dropped from the disk group ever, protecting you from loss of that disk.
• B.The failed disk is automatically reformatted and then resynchronized to speed up the recovery process.
• C.Hot spare disks are automatically configured and added to the disk group.
• D.Disk data is never lost.
• E.Failed disks are taken offline immediately but are not dropped.

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? (Choose two)

• A.The database must be opened in RESTRICTED mode before this operation
• B.The database must be in the MOUNT state to execute the command
• C.The database must be opened with the RESETLOGS option after the flashback operation
• D.The database must have multiplexed redo log files
• E.The database must be in the NOMOUNT state to execute the command

Which two statements are true regarding the Automatic Diagnostic Repository (ADR) in Oracle Database 11g? (Choose two.)

• A.The BACKGROUND_DUMP_DEST initialization parameter overrides the DIAGNOSTIC_DEST initialization parameter for the location of the alert log file.
• B.A single ADR can support multiple ADR homes for different database instances.
• C.The alert files are stored in XML file format in the TRACE directory of each ADR home.
• D.If the environmental variable ORACLE_BASE is set, then DIAGNOSTIC_DEST is set to $ORACLE_BASE.