Quality Question Bank
for Exam preparation

Q2. Mistake proofing of process is done in the ______________ stage of DMAIC.

1. Define
2. Measure
3. Improve
4. Control

Q3. Costs of dissatisfaction, repair costs, and warranty costs are elements of cost in the ______________

1. Taguchi Loss Function
2. Pareto Chart
3. ISO 9000 Quality Cost Calculator
4. Process Chart

Q4. Kaizen is a Japanese term meaning ______________

1. continuous improvement
2. Just-in-time (JIT)
3. a fishbone diagram
4. setting standards

Q5. An acceptance control chart has limits that are based on the specification limits for the product rather than limits which differentiate between random and assignable causes. Under which if the following circumstance should a QC manager consider using an acceptance control chart?

1. When the engineering tolerance on a dimension greatly exceeds the natural dispersion of the manufacturing process
2. When the number of samples outside the current control chart limits become too costly and cumbersome to investigate
3. When a process is subject to constant but stable tool wear
4. A and B
5. A and C

Q6. Six sigma black belt responsibilities include all of the following, except:

1. Selecting projects for execution by green belts
2. Mentoring green belts
3. Training organisation staff in six sigma techniques and team work
4. Planning the sales and marketing strategy

Q7. Consider that for a process s bar (average standard deviation of 50 samples each of size 4) is found to be 10.04. The value of c4 (corresponding to sample size of .4) is .92. What is the estimated value of process standard deviation?

1. 10.91 (s bar/ c4 is an unbiased estimator of standard deviation)
2. 11.89
3. 12.67
4. 9.67

Q8. The taste of burgers across all McDonald outlets should be same. This is an example of ______________.

1. Sensory critical to quality Characteristic
2. Physical critical to Quality Characteristic
3. Time Orientation critical to Quality Characteristic
4. None of the above

Q9. Statistical sampling is a method to determine the conformance to requirement for some element or product of a project. The advantage of statistical sampling is that it ______________.

1. is a good tool o gain customer confidence during a period of high rejects
2. does not require an expenditure of resources
3. is accurate enough with a sampling of less than one percent
4. does not require 100 percent sampling of the elements to achieve a satisfactory inference of the population
5. needs to be conducted only when there is a problem discovered with the end product or when the customer has some rejects

Q10. The Voice of the Customer

1. The number of errors in the process
2. A control chart with control limits
3. The department's output target
4. The customer's specification limits