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Lean Six Sigma Yellow Belt Practice Exam Questions, Practice Tests | SPOTO

The Lean Six Sigma Yellow Belt certification is an entry-level credential that introduces professionals to foundational concepts in Lean Six Sigma methodologies and quality improvement processes. Designed for team members and entry-level professionals, it validates understanding of key principles like DMAIC, data analysis, and Lean tools. SPOTO offers comprehensive Lean Six Sigma Yellow Belt practice exam questions and practice tests to help candidates prepare effectively. These practice materials simulate real exam scenarios, giving users the confidence to tackle the certification exam with ease. SPOTO’s resources include mock tests, practice questions, and expert explanations tailored to the latest exam standards. With these tools, candidates can strengthen weak areas, enhance problem-solving skills, and approach the Lean Six Sigma Yellow Belt exam with confidence and preparation.
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Question #1
One of the primary objectives of constructing an X-Y Diagram is to separate the vital few X’s from the trivial many X’s.
A. True
B. False
View answer
Correct Answer: A
Question #2
During the Process Discovery activity of the Measure Phase our team uses a ___________________ to brainstorm concerning all the potential things that could impact the output of the process we are investigating.
A. Pareto Chart
B. Shewhart Analytical
C. Fishbone Diagram
D. None
View answer
Correct Answer: C
Question #3
Voice of the Business is a Lean Six Sigma technique to determine the needs and wants of the _____________of the business.
A. Owners
B. Managers
C. Debt holders
D. Staff
View answer
Correct Answer: A
Question #4
An important factor in a viable Control Plan is to determine who, when and to what level various personnel must be ____________to maintain the improvements made to a process.
A. Transferred
B. Promoted
C. Trained
D. Dismissed
View answer
Correct Answer: C
Question #5
Training cost is $3,000 and a project required an initial investment of $12,000. If the project yields monthly savings of $1,800 beginning after 3 months, what is the payback period in months (before money costs and taxes)?
A. 4
B. 8
C. 11
D. 28
View answer
Correct Answer: C
Question #6
The following Business Case is constructed properly.“During 2009 the commercial loan division experienced a 2.7% default rate versus a target of less than .5%. This costs the bank in excess of $250,000 quarterly.”
A. True
B. False
View answer
Correct Answer: A
Question #7
Which of the following is a method of expressing the concept that the outputs of a process are a function of all the inputs to the process?
A. Y = f(Xn)
B. RTY > 90%
C. Yield = Effort
D. Flow = Demand
View answer
Correct Answer: A
Question #8
The temperature of a liquid is being measured by a line operator. Which is least likely to be influenced by the instrument?
A. Recording the measurement
B. Actual temperature of the liquid
C. Calibration of the instrument
D. Reading of the instrument
View answer
Correct Answer: A
Question #9
Al bought a handheld GPS from his local electronics store. When he entered an address it would not function. For the manufacturer of the GPS this would be categorized as what type of cost?
A. Internal Failure Cost
B. Prevention Cost
C. External Failure Cost
D. Appraisal Cost
View answer
Correct Answer: C
Question #10
The following Business Case is constructed properly.“During most of 2008 Division 16 experienced a 4.2% product return rate versus a target of nearly no returns. This costs the company a whole bunch of money.
A. True
B. False
View answer
Correct Answer: B
Question #11
When a process has proven itself to function at a Six Sigma level this means there are less than 3.4 defects per ____________opportunities.
A. Hundred
B. Thousand
C. Million
D. Billion
View answer
Correct Answer: C
Question #12
The essence of Lean is to concentrate effort on _____________ while improving process flow to achieve speed and agility at lower cost.
A. Defect removal
B. Removing waste
C. Overtime reduction
D. Rework reduction
View answer
Correct Answer: B
Question #13
Which of the following would likely be a CTQ (Critical-to-Quality) for the purchase of a service?
A. Documentation is clear
B. Was timely in delivery
C. Required no redo
D. All of these answers are correct
View answer
Correct Answer: D
Question #14
The DMAIC approach to problem solving stands for Define, ____________, Analyze, Improve and Control.
A. Manage
B. Measure
C. Memorize
D. Manipulate
View answer
Correct Answer: B
Question #15
Training cost $2,500 and a project required an initial investment of $23,500. If the project yields monthly savings of $2,500 beginning after 4 months, what is the payback period in months (before money costs and taxes)?
A. 7
B. 10
C. 14
D. 28
View answer
Correct Answer: C
Question #16
Systems and structures are the basis for allowing people to change their behaviors permanently and are accomplished through which of the following?
A. Documented performance objectives
B. Defined procedures
C. Accurate job descriptions
D. Incentive compensation
E. All of these answers are correct
View answer
Correct Answer: E
Question #17
Which of the following would likely be a CTQ (Critical-to-Quality) for the purchase of a service?Please choose the correct answer.
A. Documentation is clear
B. Was timely in delivery
C. Required no redo
D. All of these answers are correct
View answer
Correct Answer: D
Question #18
Voice of the Customer is a Lean Six Sigma technique to determine the ____________attributes of a product or service.
A. Desirable
B. Beneficial
C. Critical-to-Quality
D. Preferred
View answer
Correct Answer: C
Question #19
The RPN or Risk Priority Number is used to rank the various Failure Modes as to their impact on the output of the subject process.
A. True
B. False
View answer
Correct Answer: A
Question #20
Upon completion of a project a Belt must complete the _____________ then transfer responsibility for this to the Process Owner.
A. Final Process Map
B. Project Timesheet
C. Team Briefing Paper
D. Documentation Plan
View answer
Correct Answer: D
Question #21
The Pareto Chart is a tool that displays data that typically follows what ratio?
A. 70:30
B. 80:20
C. 90:10
D. 95:5
View answer
Correct Answer: B
Question #22
A Monitoring Plan put into place at the conclusion of a project will provide for adequate systems with key metric readouts indicating out-of-spec conditions.
A. True
B. False
View answer
Correct Answer: A
Question #23
As we begin to describe the things occurring with our process through a Process Map we begin to see some steps that are NVA which stands for _____________.
A. Non-value add
B. No violation allowed
C. Non-value actions
D. Next vehicle action
View answer
Correct Answer: A
Question #24
Y, the output of a process, is the ___________variable while Xn, the various inputs to a process, are the ____________variables.
A. Independent, dependent
B. Individual, multiple
C. Sole, multiple
D. Dependent, independent
View answer
Correct Answer: D
Question #25
A Lean Principle that states the process of eliminating waste is a continual process requiring one to always be on the lookout for ways to reduce the seven elements of waste is known as ___________.
A. Kaizen
B. Ishikawa
C. Kanban
D. Muda
View answer
Correct Answer: A
Question #26
Which of the following would likely not be a CTQ (Critical-to-Quality) for the purchase of a product?
A. Functionality
B. Durability
C. Dependability
D. None
View answer
Correct Answer: D
Question #27
Inputs that may affect your process to some degree but are not critical, are difficult to quantify and are random in nature are referred to as ____________.
A. Nuisance
B. Noise
C. Pests
D. Elusive
View answer
Correct Answer: B
Question #28
A tool we use to identify possible failures (defects) in our process and the impact they may have is the _____________.
A. Shewhart Analysis
B. Juran Journey
C. FMEA
D. SIPOC
View answer
Correct Answer: C
Question #29
The purpose of ___________ is to analyze data and present it in a way we can make informed decisions as to what is happening in our process.
A. Data Sampling
B. Basic Statistics
C. Calculating Standard Deviation
D. Measurement System Analysis
View answer
Correct Answer: B
Question #30
A Belt has determined that the loan application does not need to be reviewed by accounting thereby improving the number of applications a loan processer can handle. According to Cost of Poor Quality (COPQ) definitions RTY improvement would be considered ___________.
A. Downsizing savings
B. Hard savings
C. Soft savings
D. Median savings
View answer
Correct Answer: B
Question #31
To minimize waste through the application of Lean Principles we do which of the following?
A. Organize tools and raw materials
B. Keep the work area clean and organized
C. Maintain a proper volume of inventory at hand
D. All of these answers are correct
View answer
Correct Answer: D

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