A.By default, AWR snapshots are taken every 60 minutes.

B.Its collection level is determined by the value of the STATISTICS_LEVELdatabase parameter.

C.By default, AWR snapshots are retained for 7 days.

D.The taking of AWR snapshots can be disabled.

E.AWR data is stored in the SYSTEMtablespace.

A.A PDB snapshot is always a full copy of the source PDB.

B.A PDB snapshot is always a sparse copy of the source PDB.

C.A snapshot copy PDB depends on a storage snapshot which can only be stored on specific file systems.

D.A PDB snapshot depends on a storage snapshot which can be stored on any file system.

E.A PDB snapshot depends on a storage snapshot which can only be stored on specific file systems.

F.A snapshot copy PDB depends on a storage snapshot which can be stored on any file system.

G.A snapshot copy PDB can be created from a stand-alone clone PDB.

A.It analyzes a period of time corresponding to the last day of activity.

B.Results are written to the alert log.

C.It runs automatically after each AWR snapshot.

D.A DBA can run it manually.

E.It analyzes a period of time corresponding to the 12 hours of activity.

A.Any PDB not specified in the plan will be unable to execute statements in parallel.

B.PDB2is guaranteed at least 25% of the available parallel execution processes if there is enough demand.

C.Any PDB not specified in the plan will be able to use a maximum of 16.5% of the available system resources.

D.PDB3 is guaranteed to receive at least 20% of the available system resources if there is enough demand.

E.PDB1is always limited to 40% of the available system resources regardless of demand.

F.PDB3 can use all available parallel execution processes at times.

A.Moving data from a non-CDB to a PDB is only possible by using conventional export and import.

B.Tablespaces are automatically created as needed while importing full exports in either a non-CDB or a PDB.

C.Moving data from a PDB to a non-CDB is only possible by using transportable tablespace export and import.

D.Oracle attempts to convert common users to conventional users when moving schemas from a PDB to a non-CDB.

E.Oracle attempts to convert conventional database users to local users when moving schemas from a non-CDB to a PDB.

F.A new PDB is automatically created when importing a non-CDB into a CDB.