Which four actions are possible during an Online Data file Move operation? (Choose four.)

Your multitenant container database (CDB) contains a pluggable database, HR_PDB. 

The default permanent tablespace in HR_PDB is USERDATA. 

The container database (CDB) is open and you connect RMAN. 

You want to issue the following RMAN command: 

RMAN > BACKUP TABLESPACE hr_pdb:userdata; 

Which task should you perform before issuing the command?

Which two statements are true about the RMAN validate database command? (Choose two.)

In your multitenant container database (CDB) with two pluggable database (PDBs). 

You want to create a new PDB by using SQL Developer. 

Which statement is true?

You are connected using SQL* Plus to a multitenant container database (CDB) with SYSDBA privileges and execute the following sequence statements: 

What is the result of the last SET CONTAINER statement and why is it so?

Examine the details of the Top 5 Timed Events in the following Automatic Workloads Repository (AWR) report: 

What are three possible causes for the latch-related wait events? (Choose three.)

A redaction policy was added to the SAL column of the SCOTT.EMP table: 

All users have their default set of system privileges. 

For which three situations will data not be redacted? (Choose three.)

Which three activities are supported by the Data Recovery Advisor? (Choose three.)