Which two are true about the execution of operating system scripts starting from Oracle Database 19c? (Choose two.)

• A.The root password cannot be specified in a response file.
• B.root.sh can be executed automatically by the Database Installer only if it is provided with root credentials.
• C.root.sh can be executed automatically by the Database installer only by using sudo credentials.
• D.The sudo password must be specified in a response file.
• E.The sudo password can be specified in a response file.
• F.orainstRoot.sh can be executed automatically by the Database installer by using sudo or root credentials.

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You have configured RMAN SBT channels to write backups to media.
You then take an RMAN backup by using this command:

Which three are true? (Choose three.)

• A.The SPFILE is included in the self-contaied archival backup.
• B.The control file is included in the self-contained archival backup.
• C.The data file backups in the self-contained archive backup are not considered obsolete for two years regardless of the retention policy.
• D.The restore point is a label for the system change number (SCN) that will be saved two years after the archival backup was taken.
• E.The restore point is a label for the system change number (SCN) before the archival backup was taken.
• F.All archive logs created after this backup are kept for two years.

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Which three are true about opatchauto?

• A.It must be invoked by a user with root user privileges.
• B.It Is used to apply interim patches to Oracle Grid Infrastructure and Oracle Database home combinations.
• C.It applies patches in nonrolling mode by default.
• D.It requires the Oracle Grid Infrastructure and Oracle Database instances to be shut down before being invoked.
• E.It performs a shutdown and then a restart of all processes in both Oracle Grid Infrastructure and Oracle Database home during the patching process.
• F.Patchsets are applied via opatchauto.
• G.Users must always input patch plans to opatchauto.

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Which three are true about thresholds, metrics, and server-generated alerts? (Choose three.)

• A.All metrics are instance related.
• B.Cleared stateful alerts are displayed by querying DBA_ALERT_HISTORY.
• C.A space usage management alert is automatically cleared after the underlying problem is resolved.
• D.They are generated by SMON when a tablespace is 97% full.
• E.Metrics are statistical counts for a specific unit.
• F.STATISTICS_LEVEL must be set to ALL to generate alerts.

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Which two are true about creating pluggable databases (PDBs) in Oracle 19c and later releases?

• A.A snapshot copy PDB does not depend on an existing storage snapshot of the source PDB.
• B.A PDB snapshot depends on an existing storage snapshot of the source PDB.
• C.A snapshot copy PDB can be a full copy of a source PDB
• D.APDB snapshot can be a full copy of a source PDB.
• E.A PDB snapshot can be a sparse copy of a source PDB

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