You are administering a multitenant container database (COB) that contains two pluggable databases (PDBs),
pdb1 and pdb2. You are connected to pdb2 as a common user with DBA privileges.
The statistics_level parameter is PDB modifiable.
As the user sys, execute the following command on pdb2:
SQL> ALTER SYSTEM SET STATISTICS_LEVEL=ALL SID=’*’ SCOPE=SPFILE;
Which statement is true about the result of this command?
A.
The statistics_level parameter is set to all when any of the PDBs is reopened.
B.
The statistics_level parameter is set to all only for PDB2 when it is reopened.
C.
The statistics_level parameter is set to all when the root database is restarted.
D.
The statement is ignored because there is no SPFILE for a PDB.
ans b