### Question:
CourseDAOMemory implements CourseDAO { @Override public Course find(int courseId) { for (Course c : courseList) { if (c.getId() == courseId) return c; } return null; } CourseDAOMemory(); @Override Course find(int courseId); @Override void save(Course course); @Override void delete(int courseId); @Override List<Course> findAll(); @Override int nextId();  }### Answer:
@Test public void find() { }