1. Legal aspects, requirements and international standards -- 2. Principal types of ECS and electronic charts -- 3. ECDIS data -- 4. Presentation of ECDIS data -- 5. Main functions of ECDIS -- 6. Special functions for route planning -- 7. Route monitoring and special functions -- 8. Data updating system -- 9. Additional navigation-related information sensors, display and function -- 10. Voyage data recording (Documentation) -- 11. Errors, status indications, warnings and alarms -- 12. Operational requirements.