Q10. Which three are true about using Database Upgrade Assistant (DBUA) to upgrade a database?
Q10. Which three are true about using Database Upgrade Assistant (DBUA) to upgrade a database?
- A. A whole database backup must exist before upgrade
- B. DBUA must be launched from the target Oracle Home
- C. the Pre-Upgrade Information Tool script is executed by DBUA.
- D. All pluggable databases are automatically upgraded as part of a container database upgrade.
- E. Multiple databases with the same ORACLE_HOME can be upgraded simultaneously.
- F. The database must be opened in read-only mode.
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