1. An orthopedic surgeon has read an article about the Toyota Production System and now wants to organize her surgery operation based on lean principles. To eliminate all idle time in the operating room, she decides to call in patients 6 hours before the scheduled surgery time. Is this a lean process?

a. Yes

b. No

c. Cannot be determined

2. Which car company is most often associated with the term lean operations?

a. General Motors

b. Ford

c. Toyota

d. Honda

3. A worker in charge of assembling a bicycle finds a faster way to mount the pedals. He turns to his supervisor. The supervisor explains that the process had been optimized by the engineering department and so the worker should make sure to stick with the existing procedures. Which management scholars work does this fit best?

a. Taylor

b. Ohno

c. Womack

d. Fujimoto

4. Students have to change buildings between classes, which often involves walks of 5 minutes or more. Walking from one building to another is:

a. waste.

b. non-value-added time.

c. value-added time.

d. Cannot determine from the given information.

5. An executive declares that his company has achieved an OEE of 115 percent. Is this possible?

a. Yes

b. No

c. Sometimes

6. Which of the following does not belong to the seven sources of waste?

a. Rework

b. Overtime

c. Transportation

d. Inventory

7. In a service operation, we can compute the value-added time by simply looking at the labor content. True or false?

a. True

b. False

8. A company is increasing the percentage value-added time in the operation. Its value-added time and its flow rate remain unchanged. What will happen to its inventory turns? (Recall from Chapter 2 that inventory turns are computed as flow rate divided by inventory.)

a. Inventory turns will go up.

b. Inventory turns will stay constant.

c. Inventory turns will go down.

d. Cannot determine from the given information