The document discusses the top 10 features of Oracle Enterprise Manager Cloud Control 12c for database administrators (DBAs). It summarizes each feature: 1) Database Lifecycle Management automates database patching and upgrades. 2) Real-Time Database Operations Monitoring provides real-time SQL and PL/SQL monitoring. 3) EM Command Line Interface enables scripting and automation of tasks. 4) ASH Analytics provides a multi-dimensional view of advisory and statistics data. 5) Backup and Recovery integrates RMAN backups into the user interface. 6) Pluggable Database Support manages container and pluggable databases. 7) Compare Period ADDM compares database performance over time. 8) Real-Time ADDM analyzes hung or slow databases.