To add to your clear response, listing a year without giving any other detail also indicates a Bachelors degree. If instead they had earned a graduate degree,

To add to your clear response, listing a year without giving any other detail also indicates a Bachelors degree. If instead they had earned a graduate degree, that would be indicated with some abbreviation for the granting school/college. (I don't know the MIT terms, but at Yale it could be SOM '01, MED '04, LAW '05, etc.)