The article describes the software model of the system designing of the electronic courses (EC) with minimal impact of the subjective factor (CAD EC). IT uses ontologies of subject domain (SD). Ontology of subject of discipline (SDi) built on basis of SD. Ontology of subject of discipline includes descriptions of concepts, examples, laboratory works, tests. CAD EC converts reference books EC in the corresponding files of Moodle.
In order to provide for safe navigation we have to improve and automate the processes of vessel comunication and cooperation. This article proposes the formalization of these processes. Ontology is proposed as a supplement to the navigational information ontology. The authors present the possibility of implementing the ontology using the Maritime Information Markup Language (MIML) in an automated system of ships communication and cooperation.