Quality Question Bank
for Exam preparation

Q2. Factory A produces 100 pieces of wooden legs used in manufacturing tables in 1 hour. The factory in total works for 3 hours. The quality manager decided to check the quality of the output by measuring the length of the legs (in cms). He decides to collect three samples (one for each hour). The sample size for each sample is fixed at 5. The data collected is present in the following table: Leg 1 Leg 2 Leg 3 Leg 4 Leg 5 Sample 1 10.2 10.5 9.8 9.7 10.3 Sample 2 10.4 9.9 10.1 10.2 9.8 Sample 3 9.9 9.8 10.2 10.1 10.4 What is the mean and range of leg length in sample 1?

1. Mean=10.3;Range=.3
2. Mean=10.1;Range=.8
3. Mean=10.2;Range=.6
4. Mean=9.9;Range=.5

Q3. Which is not a commonly used quality management tool?

1. Fishbone diagram
2. CSSR report
3. Pareto chart
4. Control chart
5. None of the above (all are commonly used)

Q4. For a process which is six sigma complaint, the percentage of products within specifications is:

1. 95.20%
2. 99.73%
3. 99.10%
4. 96.78%

Q5. Which of the following is the correct combination of specifications while designing a control chart?

1. Sample size, Process mean, specification limit
2. Sample size, Frequency of sampling, specification limit
3. Sample size, Frequency of sampling, Number of defects
4. Sample size, Specification limit, process standard deviation

Q6. Statistical Process Control uses diagrams called "Control Charts." These charts depict horizontal, parallel lines to represent ______________ standard deviations.

1. six
2. five
3. four
4. three
5. two

Q7. Quality Trilogy includes

1. Quality planning
2. quality improvement
3. quality control
4. All the three

Q8. Effective quality control results in:

1. Increase in customer satisfaction
2. Lower cost
3. None of the above
4. Both a and b

Q9. Four basic characteristics of an optimal process are:

1. Economy, efficiency, control, quality
2. Quality, Improvement, efficiency, productivity
3. Economy, efficiency, productivity, cost
4. Economy, efficiency, productivity, quality

Q10. CIP is:

1. A sustained, gradual change
2. all of the above
3. Continuous improvement process
4. Includes constancy of purpose and commitment to quality as part of its focus
5. a and b