noun which may take the genitive case particle 'no'
vocational-technical studies; industrial arts
Refers to a school subject covering practical skills such as woodworking, metalworking, and basic technology, typically in junior high school.
In junior high school industrial arts classes, students learn woodworking and metalworking.
We built a simple robot in our vocational-technical class.
技術 is the general term for technology or skill; 技術科 specifically refers to the school subject.
Compound of 技術 (technology, skill) and 科 (subject, department).