Lesson 8 Exam
The most common inhibitor of SPC is:
a) inadequate training.
b) lack of resources resulting from the absence of management commitment.
c) failure to have processes under control.
d) low production rates.
The origin of what is now called ________ dates back to a book written by Dr. Walter Shewhart in 1931.
a) quality engineering
b) compliance management
c) statistical process control
In the language of scientific decision making, ________is/are introduced when improvements are not based on the scientific approach.
d) None of the above
Re-engineering is an appropriate replacement for benchmarking when:
a) tour process is fairly strong relative to best-in-class.
b) the best-in-class is not in your industry.
c) your process is not in statistical control, i.e., is unstable.
d) best-in-class is unwilling to cooperate.
The rationale for western manufacturers to embrace SPC is:
a) to improve product quality and simultaneously reduce costs.
b) to be able to compete better with Japan and the world’s markets.
c) to improve their product image.
d) All of the above
The __________ phase of DMAIC focuses on why defects, errors, or excessive variation occurs.
When benchmarking, it is not enough to understand the processes; they must be completely:
One of the roles of management in benchmarking is:
a) establishing relationships.
c) data collection.
d) action planning.
Which of the following is NOT a measure in TOC?
a) Establishing the goal
b) Making the investment
c) Operating expenses
Six Sigma can only be achieved through:
a) hiring new staff.
b) process improvement.
c) creating a new mission statement.
d) cutting costs.
The __________ is used to chart the number of defects in samples of varying size as a percentage or fraction. Example: anywhere defects can be counted.
Which of the following behaviors best describe the concept of benchmarking?
c) Industrial espionage
d) None of the above
One of the three phases of benchmarking is:
In which phase of the DMAIC process might FMEA be used?
Several benchmarking considerations require management’s approval before the process can start: commitment to change, funding, personnel, disclosure, and:
d) Direct supervision.
Six Sigma process performance:
a) represents a major advance in capability over the typical.
b) has yet to be achieved in actual practice.
c) predicts 1 nonconformance in 500 million opportunities.
d) is useful only in large scale manufacturing.
The JIT/LEAN/Lean “pull” system ensures that:
a) costs are minimized through “economy of scale.”
b) the production line will never stop because of a problem.
c) buffer stocks are on hand to prevent line stoppage when a critical machine fails.
d) the internal supplier process does not build product unless told to do so by the internal customer process.
To continually improve a process, all people involved in its operation must be using the same:
a) documentation methods.
b) analysis techniques.
c) problem-solving tools.
Lean is based on the manufacturing system that was developed by:
_________ approaches improvement projects in three successive phases, applying TOC, Lean, and then Six Sigma tools.
a) The iTLS model