Final answer:
An attorney cannot become an attorney unless they pass the Model Rules of Professional Conduct test, ensuring high ethical standards and proper legal representation for clients.
Step-by-step explanation:
An attorney cannot become an attorney unless he or she passes a strict code of ethics test known as the Model Rules of Professional Conduct. This test ensures that lawyers are held to the highest standards and practices, guaranteeing proper representation and legal protection for clients. In addition to passing this test, aspiring lawyers must also graduate law school and pass the state bar exam to become fully licensed attorneys.