I think its a good idea, but no its not. You have to get drafted on the NBA.
To become an NBA player, the only rule is that you must be at least 19 years old or play one year in college.
You do not need any education. Other than basketball knowledge, there is no education required. Thus, some NBA players do not have a college degree.
At least one year of college is required to play NBA basketball
NBA player Chris Andersen played for Blinn College.
NBA player Jared Dudley played for Boston College.
NBA player Reggie Jackson played for Boston College.
NBA player Will Bynum played for Georgia Tech.
NBA player Aaron Brooks played for Oregon.
NBA player Aaron Gray played for Pittsburgh.
NBA player Adonis Thomas played for Memphis.
NBA player Alex Len played for Maryland.
NBA player Allen Crabbe played for California.