sentences:  In 1974, the education term was increased to four years and the curriculum was extended in regard of the modern technologies and sciences with electrical, electronic and mechanical engineering, operations research, management science, systems engineering, communications, computer science, shipbuilding, oceanography and international relations.First officers having studied in this program graduated in 1978.With the beginning of the academic term 1986-1987, these modern fields of study are fully implemented in the curriculum as majors.