C,E and F are correct
Oracle provides features and products to automate the upgrade process and ensure the most efficient use of time. Oracle Database supports the following methods for upgrading a database to the new release:
Database Upgrade Assistant (DBUA)
Manual upgrade using SQL scripts and utilities
Oracle Data Pump
CREATE TABLE AS SQL statement
https://docs.oracle.com/database/121/UPGRD/intro.htm#UPGRD60026
Oracle Database provides several methods for migrating data from one database to another, catering to different needs for data volume, complexity, and downtime requirements. Here are some of the primary migration methods supported by Oracle:
1. Data Pump (expdp and impdp)
2. Oracle GoldenGate
3. Transportable Tablespaces
4. Cross-Platform Transportable Tablespaces (XTTS)
5. Oracle SQL Developer
6. Oracle Migration Workbench
7. RMAN (Recovery Manager)
8. Oracle Zero Downtime Migration (ZDM)
9. Database Links
10. Oracle Cloud Infrastructure (OCI) Database Migration Service
Oracle Database supports the following methods for upgrading or migrating a database to the new release:
* Database Upgrade Assistant (DBUA)
* Migrating data using Oracle Data Pump
* CREATE TABLE AS SQL statement
Oracle Database supports the following methods for upgrading or migrating a database to the new release:
* Database Upgrade Assistant (DBUA)
* Migrating data using Oracle Data Pump
* CREATE TABLE AS SQL statement
C and F are correct no doubt.
E would be fine but question is about AFTER UPGRADING database, hence once DBUA finishes his work. So E is not correct.
The only remaining sensible third answer is B.
BCF for me i have not yet tried dbua to upgrade tables
upvoted 3 times
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