Choose three. Which three are true about Data Pump in an Oracle multitenant environment?

• A.It can be used to transport data from a PDB to a non-CDB.
• B.It can be used to clone a CDB.
• C.It can be used to transport data from a non-CDB to a PDB.
• D.It can be used to transport data between PDBs.
• E.It can be used to create a new PDB.

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Choose two. Which two are true about RMAN persistent configuration settings, administration, and their effects?

• A.Backups written to the fast recovery area (FRA) that are obsolete based on the redundancy retention policy can be deleted automatically to free space.
• B.Backups older than the recovery window retention policy are always deleted automatically if the backup location has insufficient space.
• C.A DBA must specify either a redundancy retention policy or a recovery window retention policy. B)A target database's persistent RMAN configuration settings are always synchronized automatically with the RMAN catalog.
• D.A target database's persistent RMAN configuration settings are always stored in the target's control file.

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Which two are true about the character sets used in an Oracle database? (Choose two.)

• A.Single-byte character sets always use 7-bit encoding schemes.
• B.Single-byte character sets provide better performance than multibyte character sets.
• C.Multibyte character sets allow more efficient space utilization than single byte character sets.
• D.Unicode enables information from any language to be stored using a single character set.
• E.Unicode is the only supported character set for Oracle databases created using Database Configuration Assistant (DBCA).
• F.Single-byte character sets always use 8-bit encoding schemes.

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Choose three. Which three are true about Oracle Grid Infrastructure for a Standalone Server?

• A.It requires Oracle ASMLib to manage Automatic Storage Management (ASM) disks.
• B.It requires the operating system ORACLE_BASE environment variable to be predefined before installation.
• C.It requires Oracle ASM Fitter Driver (ASMFD) to manage Automatic Storage Management (ASM) disks.
• D.Automatic Storage Management (ASM) requires that O/S groups OSASM and OSDBA be assigned as secondary groups for its installation owner.
• E.It creates one disk group during installation.
• F.It includes both Oracle Restart and Oracle Automatic Storage Management (ASM) software.

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Which two are true about changing the LOCAL_UNDO_ENABLEDproperty to false in a CDB? (Choose two.)

• A.After the change, only a common user with the required privilege can create an undo tablespace in CDB&ROOT.
• B.Any new PDB and existing PDBs are automatically configured to use the default undo tablespace in CDB$ROOT.
• C.After the change, only one undo tablespace can exist in CDB$ROOT.
• D.After the change, any user with the required privilege can create an undo tablespace in the PDBs.
• E.Undo tablespaces existing in PDBs must be dropped before the change.
• F.After the change, each existing PDB has to be reopened for the new undo mode to take effect.

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