Total Quality Management Online MCQ Set 10

QN01. The key process input variables (KPIV) and key process output variables are developed during the ______________ phase.

  1. Define
  2. Analyze
  3. Measure
  4. Improve
Answer

(C)Measure

QN02. An unbiased dice is rolled once. The probability of getting a number greater than 4 is:

  1. ¼
  2. 1/6
  3. ½
  4. 1/3
Answer

(D)1/3

QN03. Which of the following statement is false:

  1. Important step of strategic quality management is identification of those dimensions in which the organization will compete
  2. Selection of suppliers should be based on quality, schedule, and cost, rather than on cost alone
  3. All of the individuals in the organization must have an understanding of the basic tools of quality improvement
  4. Manufacturing Unit should be the unit focusing on Quality Improvement among all units in an organization
Answer

(D)Manufacturing Unit should be the unit focusing on Quality Improvement among all units in an organization

QN04. Cause and Effect Diagram can be used in the ______________ and ______________ step of DMAIC.

  1. Define, Measure
  2. Analyze, Control
  3. Analyze, Improve
  4. Define, Improve
Answer

(C)Analyze, Improve

QN05. Which of the following is false regarding when acceptance sampling is useful:

  1. When testing is destructive
  2. When 100% inspection cost is very low
  3. When there are potentially serious product liability risk
  4. When 100% inspection is not technically feasible
Answer

(B)When 100% inspection cost is very low

QN06. Let p0 be the incoming fraction defective and p1 be the outgoing fraction defective (Assume both p1 and p0 is greater than 0). If rectifying inspection is performed then:

  1. P0<p1
  2. P1<p0
  3. None of the above
  4. Cannot be determined
Answer

(B)P1<p0

QN07. A company wants to measure the length of a fan as a part of its quality control exercise. The type of data collected will be:

  1. Variable
  2. Attribute
  3. Cannot be determined
  4. None of the above
Answer

(B)Attribute

QN08. If only ______________ causes of variation are present, the output of a process forms a distribution that is table over time and is predictable.

  1. Assignable
  2. Non-Random
  3. Natural
  4. Cannot be said
Answer

(C)Natural

QN09. For an x bar chart, β risk can be defined as:

  1. The probability of detecting the shift in process mean from μo (in control value) to μ1
  2. The probability of not detecting the shift in process mean from μ0 (in control value) to μ1
  3. The probability of detecting the shift in process range from μ0 (in control value) to μ1
  4. The probability of not detecting the shift in process range from μ0 (in control value) to μ1
Answer

(B) The probability of not detecting the shift in process mean from μ0 (in control value) to μ1

QN10. 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
Answer

(A)10.91 (s bar/ c4 is an unbiased estimator of standard deviation)

QN11. The basic assumption of calculating the control limits based on average sample size (for a p chart) will ______________ from/as those previously observed.

  1. Greatly differ
  2. Will be exactly the same
  3. Not greatly differ
  4. None of the above
Answer

(C)Not greatly differ

QN12. The g chart is the control chart for:

  1. Average number of events
  2. Total number of events
  3. Mean number of events
  4. None of the above
Answer

(B)Total number of events

QN13. Attribute charts may be used when:

  1. Several characteristics can be jointly measured
  2. When one particular quality characteristic is of importance
  3. Specific information like process mean is required
  4. None of the above
Answer

(A)Several characteristics can be jointly measured

QN14. The thickness of the blade of a fan is specified to lie between 4 cm and 6 cm. The length of the blades must lie between 10 cm and 20 cm. A fan blade randomly selected from a sample of 100 blades has a thickness of 5cm and a length of 21cm. The number of defect(s) the blade has is ______________.

  1. One
  2. Two
  3. There is no defect
  4. Three
Answer

(A)One

QN15. The probability of getting a multiple of 2 on throwing a dice once is:

  1. 1/6
  2. ¼
  3. ½
  4. 1/3
Answer

(A)1/6

QN16. Inspection of incoming/outgoing items is an example of ______________.

  1. Prevention Cost
  2. Appraisal Cost
  3. Internal Failure Cost
  4. External Failure Cost
Answer

(B)Appraisal Cost

QN17. 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
Answer

(D)Economy, efficiency, productivity, quality

QN18. ______________ diagram is used for identifying potential relationship between two variables.

  1. Pareto
  2. Ishikawa
  3. Histogram
  4. Scatter
Answer

(D)Scatter

QN19. Lots for acceptance sampling should be ______________ and ______________.

  1. Homogeneous, Large
  2. Heterogeneous, Small
  3. Homogeneous, Small
  4. Heterogeneous, Large
Answer

(A)Homogeneous, Large

QN20. The roof of house of quality shows the interrelationship between:

  1. Functional Requirements
  2. Design Attributes
  3. Service Process
  4. Manufacturing Process
Answer

(B)Design Attributes

QN21. X bar charts are uses to control the ______________ of a process.

  1. Dispersion
  2. Central tendency
  3. None of the above
  4. Both a and b
Answer

(B)Central tendency

QN22. Given that for the three samples, the value of R bar is .66 and value of d2 corresponding to three is1.128, what is the estimated standard deviation?

  1. .43
  2. .67
  3. .58
  4. .75
Answer

(C).58

QN23. In phase 1 of control chart usage, if a point is outside the control limits and some assignable cause is found for the point, then we should:

  1. Discard the point but do not recalculate control limits
  2. Discard the point and recalculate the control limit
  3. Do not discard the point
  4. Cannot be determined
Answer

(B)Discard the point and recalculate the control limit

QN24. Given L=3 and p=.03, estimate the sample size that can be used for construction of a p chart.

  1. 534
  2. 321
  3. 123
  4. 291 ((1-p)∗L2/p gives us an estimate of sample size)
Answer

(D) 291 ((1-p)∗L2/p gives us an estimate of sample size)

QN25. The chart used for tracking number non-conforming is:

  1. P
  2. Np
  3. X bar
  4. None of the above
Answer

(B)Np

QN26. For a c chart, the OC curve plots the ______________ against ______________.

  1. Probability of Type 2 error, true mean number of defects
  2. Probability of Type 1 error, true mean number of defects
  3. Probability of Type 1 error, true total number of defects
  4. Probability of Type 2 error, true total number of defects
Answer

(A)Probability of Type 2 error, true mean number of defects

QN27. Identification of customers and listening to the Voice of Customer (VoC) are a part of:

  1. Quality Assurance
  2. Quality Planning
  3. Quality Control and Improvement
  4. Quality Execution
Answer

(B)Quality Planning

QN28. Ease of repair is associated with ______________ dimension of quality.

  1. Serviceability
  2. Performance
  3. Durability
  4. Perceived Quality
Answer

(A)Serviceability

QN29. SIPOC diagram, used for understanding the flow in a process is used in ______________ stage of DMAIC.

  1. Define
  2. Measure
  3. Analyze
  4. Improve
Answer

(A)Define

QN30. Two major components of fitness of use are Quality of Design and ______________.

  1. Quality of Conformance
  2. Quality of Service
  3. Quality of Specification
  4. Quality of Manufacturing
Answer

(A)Quality of Conformance

QN31. For new product development, the chosen methodology should be

  1. DMADV
  2. DMAIC
  3. Structured Design Methodology
  4. DMIE
Answer

(A)DMADV

QN32. In DMAIC, redesigning of process to either remove bottlenecks or to reduce waste takes place in the ______________ stage.

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

(C)Improve

QN33. The critical path method determines the ______________ path from the beginning to the end of the project.

  1. Shortest
  2. Quickest
  3. Longest
  4. Middle
Answer

(C)Longest

QN34. The Operating characteristic curve shows the relationship between the probability of acceptance (on y axis) and ______________ (on x axis).

  1. Proportion defective
  2. Proportion acceptable
  3. Number of lots
  4. Size of lot
Answer

(A)Proportion defective

QN35. In a double sampling plan, let d1 be the number of defects in the first sample and d2 be the number of defects in the second sample. Let c2 be the acceptance number for both samples. The condition for rejection is:

  1. D1+d2<c2
  2. D1+d2>c2
  3. D1∗d2>c2
  4. D1∗d2<c2
Answer

(B)D1+d2>c2

QN36. While random variability in a system can be removed by ______________, non-random variability requires ______________.

  1. Operator or management action, Improvement in the system
  2. Improvement in the system, operator or management action
  3. Statistical Quality Control, Quality Checks
  4. None of the above
Answer

(B)Improvement in the system, operator or management action

QN37. The concept of rational sub group means that subgroups or samples be selected such that if assignable causes are present the chances for differences between subgroups will be ______________.

  1. minimized
  2. maximized
  3. neutralized
  4. optimized
Answer

(B)maximized

QN38. Q-Q plot is used to check:

  1. Normality of the dataset
  2. Number of defects
  3. Process mean
  4. Process standard deviation
Answer

(A)Normality of the dataset

QN39. The OC curve provides a measure of the ______________ of the control chart.

  1. Sensitivity
  2. Duality
Answer

(A)Sensitivity

QN40. Which of the following is not a type of attribute chart?

  1. P chart
  2. C chart
  3. U char
  4. X bar chart
Answer

(D)X bar chart

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