Which two are true about Recovery Manager (RMAN) diagnostic message output? (Choose two.)

• A.RMAN error stacks should be read from the top down as that is the order in which errors are generated.
• B.The RMAN LOG command line clause causes output issued during RMAN command compilation to be written to a log file and to standard output.
• C.Media Management messages for SBT devices are always written to sbtio.log.
• D.RMAN error stacks should be read from the bottom up as that is the order in which errors are generated.
• E.The RMAN LOG command line clause causes output issued during RMAN command compilation to be written to a log file only.
• F.Media Management messages for SBT devices are written to an Oracle trace file.

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You notice a performance change in your production Oracle 12c database. You want to know which change caused this performance difference. Which method or feature should you use?

• A.AWR Compare Period report
• B.Compare Period ADDM report
• C.Active Session History (ASH) report
• D.Taking a new snapshot and comparing it with a preserved snapshot.

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Which four are true about RMAN backup sets? (Choose four.)

• A.A backup set can contain only one backup piece.
• B.A backup piece can belong to only one backup set.
• C.Blocks from multiple data files can be contained in one backup set,
• D.A data file can be split into multiple sections stored in different backup sets.
• E.A backup set must be written to media.
• F.A backup set must be written to disk.
• G.A data file can be split into multiple sections stored in different backup pieces in the same backup set.
• H.Blocks from multiple data files can be contained in one backup piece,

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Which two are true about Oracle Database Configuration Assistant (DBCA)? (Choose two.)

• A.It can be launched from both the command line and the Universal Installer (OUI) interfaces.
• B.It can be used to convert a non-container database to a container database.
• C.It can be used to create container databases and non-container databases.
• D.It can be used to change the character set of an existing database.
• E.It can only be launched from the command line interface.

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Identify three benefits of Unified Auditing.

• A.It guarantees zero-loss auditing.
• B.It improves overall auditing performance.
• C.The audit trail cannot be easily modified because it is read-only.
• D.It automatically audits Recovery Manager (RMAN) events.
• E.Decreased use ofstorage to store audit trail rowsin the database.

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