A.By storing all tables in row format for faster transactional access

B.By automatically converting redo logs into analytical indexes

C.By eliminating the need for indexes entirely

D.By converting tables to columnar format in memory, accelerating scans and aggregations

A.To force index usage regardless of optimizer choice

B.To reduce SQL parse overhead and improve plan reuse

C.To generate automatic statistics for queries

D.To bypass cost-based optimization

A.Run ALTER PLUGGABLE DATABASE DISCARD TEMPFILE to clean tempfiles

B.Close the PDB and generate its XML metadata file

C.Execute DBMS_PDB.CHECK_PLUG_COMPATIBILITY on the source CDB

D.Ensure the PDB is opened in READ WRITE mode

A.Application PDBs cannot host schemas or objects

B.Application PDBs automatically inherit all common users from all other PDBs

C.Application PDBs share a common application root that enables simplified patching and upgrades

D.Application PDBs require dedicated listener processes

A.Opening the database with RESETLOGS

B.Running CATPROC.SQL to recompile PL/SQL packages

C.Enabling block change tracking

D.Creating a new password file