Quality Question Bank
for Exam preparation

Q2. Current quality concept is i. Increase in production ii. Continual improvement iii. Prevention of defect The correct order is

1. i & ii
2. i & iii
3. ii & iii
4. None of the above

Q3. The following are indicators of out of control conditions on a control chart, except

1. Six consecutive points, increasing or decreasing
2. Fourteen consecutive points that alternate up and down
3. Two points in zone c above the mean, followed by two points in zone b below the mean
4. One or more points outside the control limits

Q4. The quality management tool that can be described as "a diagram that rank and displays defects in order of frequency of occurrence (from left to right)" is a:

1. Pareto chart
2. run chart
3. control chart
4. vertical bar chart
5. histograms

Q5. What is the purpose of a simple linear regression?

1. To predict scores on a dependent variable from scores on a single independent variable
2. To predict scores on an independent variable from scores on a single dependent variable
3. To predict scores on an independent variable from scores on multiple dependent variables
4. To predict scores on a dependent variable from scores on multiple independent variables

Q6. Just-in-time (JIT) is the concept of reducing inventories to:

1. 25% of former stock
2. Less than half of former stock
3. 75% of peak stock
4. zero stock
5. 15% of the cost of the product for a planned stock

Q7. Six Sigma can be defined as:

1. A summary statistic
2. A representation of variation
3. Permission to improve processes
4. All of the above

Q8. The majority of product defects could be prevented in most processes if manufacturers would do the following:

1. Increase the use of acceptance control charts instead of standard three-sigma control charts
2. Make a concerted effort to eliminate the potential for product defects in the design stage
3. Create a quality control department
4. A and B
5. A and C

Q9. Two factors are said to be orthogonal when:

1. they are correlated, that is, they cannot vary independently
2. there are equal numbers of participants in all groups
3. they are uncorrelated, that is, they vary independently
4. there is a single control group, with which all the other groups can be compared

Q10. Tools and techniques used during the Quality Planning process include:

1. Benchmarking
2. all of the above
3. Benefit / cost analysis
4. Quality audits
5. a and b