Our society places responsibility on educational institutions and students to demonstrate competencies and learning outcomes. However, we still end up with a President who lacks basic knowledge of the Constitution, how government works, and basic history.
A proposed Constitutional Amendment
Any President of the U.S. should be required to demonstrate basic knowledge via the Citizenship Test, AP Government, History, and Geography exams.
NASPAA Universal Required Competencies https://accreditation.naspaa.org/standard-5/
Middle States https://www.msche.org/
Common Core http://www.corestandards.org/
Citizenship Test https://my.uscis.gov/prep/test/civics
AP Government Test