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2021 Jun 1Z0-053 Study Guide Questions:
Q271. 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
Q272. Which type of backup contains only the blocks that have changed since the last level 0 incremental backup?
A. a cumulative level 1 backup
B. a differential level 1 backup
C. a full backup
D. a whole backup
Q273. Which view provides information on the backup status of the datafiles in the database?
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Q274. Which commands are used for RMAN database recovery? (Choose all that apply.)
Q275. You have backed up your database twice without connecting to the recovery catalog. What command do you issue to transfer the control-file metadata to the recovery catalog?
A. synch catalog
B. resync catalog
C. replicate catalog
D. update catalog
E. restore catalog
Q276. In a Database Replay workload capture, what client request information is gathered? (Choose all that apply.)
A. SQL text
B. Shared server requests (Oracle MTS)
C. Bind variable values
D. Information about transactions
E. Remote DESCRIBE and COMMIT operations
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Q277. Why would you run the delete obsolete command? (Choose all that apply.)
A. To remove missing backup set pieces physically from disk
B. To remove metadata related to backup set pieces in the control file and the recovery catalog
C. To mark as deleted records in the control file and the recovery catalog associated with obsolete backup sets
D. To delete backup set pieces associated with backups that are no longer needed due to retention criteria
E. To remove old versions of RMAN backups
Q278. If you are going to run a TSPITR recovery, which view will help you to determine which objects will be lost during the TSPITR?
Q279. If you issue the command shutdown abort prior to trying to put the database in ARCHIVELOG mode, what will be the result when you issue the command alter database archivelog?
A. The alter database archivelog command will fail.
B. The alter database archivelog inconsistent command must be used to put the database in ARCHIVELOG mode.
C. The alter database archivelog command will succeed.
D. The alter database archivelog command will ask if you want to make the database consistent first.
E. There is no alter database archivelog command. The correct command is alter database
Q280. Identify three key features of ASM. (Choose three.)
A. file striping
B. allocation unit mirroring
C. automatic disk rebalancing
D. automatic file size increment
E. automatic undo management
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