General managers and operations managers oversee operations that are too diverse and common to fall into one area of management or management. Responsibilities may include policy development, day-to-day operations management, and planning of material and personnel use. They create staffing schedules, assign work, and ensure that the project is complete. In some organizations, the CEO's responsibilities may overlap with the general manager's and operations manager's responsibilities.
It’s a must without practical experience you cannot move in the career. So doing an internship will be always helpful for you to know and understand the pros and cons of the field. It will help to get the hands on skills.