Understand quality management and efficiency control and how to measure

“Quality begins with the design of a product in accordance with the customer specification further it involved the established” Discuss why and give examples.
Why is necessary Inspection in production? 100% inspection or sampling inspection. When do we use each and what are the reasons for it?
Why do we define tools for measuring and controlling quality. Give the list of basic tools in Quality Management, explain, and give examples.
What are the most usual “wastes” in a production system? How Lean Management can reduce or eliminate these wastes and improve the efficiency in a manufacturing process?