There are no entrance exams available in order to enroll in a course for making a career in radio jockey. Candidates can also do short-term certificate and diploma programmes in this field. What matters most in this career path is, of course, your voice. Your diction and pronunciation should also be clear. If you want to make a career as a Radio Jockey, then you should meet the basic eligibility criteria like pursuing a certificate, diploma or degree in the field of radio.