1Z0-053 무료 덤프문제 온라인 액세스

Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN) while duplicating a running database? (Choose Two)

• A.Copying the online redo log files from the target database to the duplicate database
• B.Generating a new, unique DBID for the duplicate database
• C.Performing complete recovery using all available backups
• D.Creating the control file for the duplicate database
• E.Restoring the target data files to the duplicate database

You are an Oracle DBA responsible for an ASM instance. The disk controller on your system fails. You suspect that the disk itself is okay. You know it will take 24 hours to replace the controller and you don't want to have to rebuild the disks from scratch.
What do you do?

• A.If you are using any setting other than REDUNDANCY EXTERNAL for your disk group, you will have to recover any data on that disk from a backup. The database will be unavailable until you can correct the problem and perform recovery.
• B.Change the attribute DISK_REPAIR_TIME on the disk group to a time greater than 24 hours.
• C.You have no choice but to rebuild the disk. Drop the disk from the disk group and wait for the controller to be replaced. Once the controller is replaced, add the disk back into the disk group and allow ASM to rebuild it.
• D.Change the ASM parameter ASM_PREFERRED_READ_FAILURE_GROUPS to indicate that you want to read from the non-failed disk. Once the disk controller is replaced, reset the parameter to its original value.
• E.Take the whole disk group offline and wait for the controller card to be installed. Once it's installed, bring the disk group online again.

Which background process coordinates the rebalance activity for disk groups?

• A.RBAL
• B.OSMB
• C.ASMn
• D.ORBn

When setting up the Flashback Data Archive, which of these key parameters are required? (Choose all that apply.)

• A.Create a default archive
• B.Storage quota
• C.Tablespace name
• D.Table name
• E.Retention

You have lost datafile 4 from your database. Which is typically the fastest way to restore your database?

• A.Restore and recover the datafile.
• B.Restore and recover the parameter file.
• C.Restore and recover the database.
• D.Restore and recover the control file.
• E.Restore and recover the tablespace.