The Answer to this question is
Vocational courses and classes are offered by a number of institutions. Many high schools offer basic vocational education, such as home economics, woodshop, and auto repair. Vocational educational institutions vary by state, but most postsecondary vocational instruction is offered by private career schools.
Im saying this because i have taken computer courses and learned about this stuff. Also, I have it in my notebook full of this info.
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