How has the emphasis of quality control changed in recent years? Describe some of the modern quality control techniques that illustrate this change in emphasis

What are the ISO 9000 and ISO 14000 standards? Why are they important?

PERT is a popular control method used by organizations. Explain the purpose of PERT analysis, and describe the steps involved in constructing a PERT network. Your explanation should include a discussion of the significance of the critical path in a PERT network.