Answer:
1. Quality Control Department.
2. Research & Development Department.
3. Quality Assurance Department
4. Production Department.
Explanation:
A functional manager refers to an individual or person who is saddled with the responsibility of controlling and overseeing the affairs of an organizational unit such as a department.
This ultimately implies that, a functional manager only has management authority over the particular department he or she is heading within an organization.
Functional managers are responsible for just one organizational activity such as Quality Control Dept., Research & Development Dept., Production Dept., Quality Assurance Dept. etc.
The functions of these departments in an organization includes;
1. Quality Control Department: test samples of the product and the materials that go into making the product.
2. Research & Development Department: investigate a potential product with commercial value.
3. Quality Assurance Department: ensure all documents are accurate, complete and available.
4. Production Department: Make product by following documented procedures.