Expansion: OCM Master Certification is the highest level of certification in Oracle Bone Inscriptions. This certification is the highest recognition of technology, knowledge and operational skills. Oracle certified master is the best Oracle expert to solve the most difficult technical problems and the most complicated system failures. Oracle Bone Inscriptions, a senior expert, will become a senior expert and consultant in the enterprise after passing the skills examination. OCM not only has the ability to handle key business database systems and applications, but also can help customers solve all Oracle technical problems. To obtain OCM certificate, you must pass OCA and OCP exams, then take two advanced technical courses, and then pass the scene experiment exam of Oracle Bone Inscriptions Laboratory. The purpose of the scene experiment exam is to test your practical problem analysis and fault solving ability.