The Certified Public Accountant Examination is the examination administered to people who wish to become U.S. Certified Public Accountants
The CPA Exam consists of four, four-hour sections: Auditing and Attestation (AUD), Business Environment and Concepts (BEC), Financial Accounting and Reporting (FAR) and Regulation (REG). You must pass all four sections within 18 months, earning a minimum score of 75 on each part.
https://www.aicpa.org/becomeacpa/cpaexam.html