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OCP Core Administration And Cdb Pdb Architecture Practice Question

You need to migrate a non-CDB database to a PDB in a 23ai CDB. Which utility is the recommended tool to assess compatibility before migration?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

DBMS_PDB.CHECK_PLUG_COMPATIBILITY

DBMS_PDB.CHECK_PLUG_COMPATIBILITY is the standard PL/SQL procedure to identify potential issues before plugging a non-CDB into a CDB.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

✓
DBMS_PDB.CHECK_PLUG_COMPATIBILITY
Why this is correct
This function performs a series of checks on the source database to ensure it can be plugged into the target CDB.
✗
RMAN CONVERT
Why it's wrong here
RMAN convert is for cross-platform migration, not compatibility assessment.
✗
DBUA
Why it's wrong here
The Database Upgrade Assistant is for upgrading, not pre-migration assessment.
✗
SQL Developer
Why it's wrong here
While it has a migration wizard, the underlying engine uses the PDB compatibility check procedure.
✗
Data Pump
Why it's wrong here
Data Pump is used for data movement, not compatibility analysis.

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Last reviewed August 2026 · checked against the official Oracle exam blueprint

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