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OTI - TX HHSC - Lean Six Sigma > Quiz Items From PPTS > Flashcards

Quiz Items From PPTS Flashcards

1
Q

Six sigma practitioners use a data-driven problem-solving methodology called:
A. FMEA
B. 5S
C. DMAIC
D. VSM
E. PDCA

A

C. DMAIC

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2
Q

During which phase of DMAIC are measurements used to establish the process improvement baseline?
A. Define
B. Improve
C. Measure
D. Control
E. Analyze

A

C. Measure

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3
Q

During which phase of DMAIC is root cause analysis performed?
A. Define
B. Improve
C. Measure
D. Control
E. Analyze

A

E. Analyze

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4
Q

During which phase of DMAIC is the VOC and business value determined?

A. Define
B. Improve
C. Measure
D. Control
E. Analyze

A

A. Define

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5
Q

During which phase of DMAIC does the implementation take place?

A. Define
B. Improve
C. Measure
D. Control
E. Analyze

A

B. Improve

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6
Q

Which result can be expected when an organization implements 5S?

A. Less waste
B. A culture of continuous improvement
C. A better understanding of what to find value for the customer
D. Just in time production

A

A. Less waste

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7
Q

5S is one of the typical aspects of Lean that only applies in a factory.

A. True
B. False

A

B. False

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8
Q

What is the most likely result from performing Seiso (Shine)?

A. Equipment and workplace are in ready to go condition
B. Equipment and workplace are visual and easy to understand
C. Equipment and workplace are free from clutter and obstacles
D. Equipment in workplace are laid out in a U-shape

A

A. Equipment in workplace are in ready to go condition

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9
Q

In deploying 5S, “red tagging” is an activity performed to identify “non-value-add” items. This is an activity carried out in which step of 5S?
A. Seiri / Sort
B. Seiton / Set in Order
C. Seiso / Shine
D. Seiketsu / Standardize
E. Shitsuke / Sustain

A

A. Seiri / Sort

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10
Q

If an item is “red tagged” during a 5S practice, it ______.
A. Can be discarded immediately
B. Must be kept in definitely
C. Requires painting
D. Is to be moved to an interim storage area until a decision is made about what to do with it

A

D. Is to be moved to an interim storage area until a decision is made about what to do with it

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11
Q

“Stop the line” is a principle of which of these methodologies?

A. Flow
B. Kanban
C. Jidoka
D. Just-In-Time

A

C. Jidoka

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12
Q

The concept of building quality into a process, yet not having to inspect it, is part of which methodology?

A. Jidoka
B. Just-In-Time
C. Andon
D. Flow

A

A. Jitdoka

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13
Q

Which of the following is not a step in Jidoka?

A. Detecting occurrence of any deviation
B. Corrections or repair work
C. Investigating the “root cause of the defect”
D. Don’t stop the production

A

D. Don’t stop the production

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14
Q

Autonomation is a Lean methodology word for automation.

A. True
B. False

A

B. False

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15
Q

Where can you find the bottleneck of a process?

A. The first process step
B. The process step that takes the longest
C. The process step with the most inventory
D. The first process step exceeding “Takt time”

A

D. The first process step exceeding “Takt time”

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16
Q

Which term most closely describes a “bottleneck”?

A. Inventory
B. Defect
C. Constraint
D. Jidoka

A

C. Constraint

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17
Q

Various tools could be used in order to identify the bottleneck of a process. Which of the following is most appropriate?

A. Spaghetti diagram
B. Yamazumi / Line-Balancing Diagram
C. Time and motion studies (measured observations of workers’ activities)
D. Instant observations (on a representative sample) of the operational statistics of a workstation

A

B. Yamazumi / Line Balancing Diagram

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18
Q

How can you see the “bottleneck” of a process?

A. The step with the most inventory
B. The earliest step where WIP inventory gathers
C. The step with a steady amount of inventory
D. The step with no inventory

A

B. The earliest step where WIP inventory gathers

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19
Q

Which statement best describes Kaizen?

A. A concept referring to “just-in-time” production
B. A strategy to identify & reduce waste
C. A process to achieve zero defects
D. A concept referring to continuous improvement

A

D. A concept referring to continuous improvement

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20
Q

______ refers to activities that continuously improve all functions and involve all employees from the CEO to the assembly line workers, while ______ is a focused, short-term project to improve a particular process.

A. Kaizen & Kaizen Event
B.
Kaizen Blitz & Kaizen Event
C. Kaizen event
& Kaizen
D. Kaizen blitz & Kaizen

A

A. Kaizen & Kaizen Event

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21
Q

Kaizen is used when the problem needs to have ______ focus and be solved in a ______ time span.
A. Broad, short
B. Narrow, short
C. Broad, long
D. Narrow, long

A

B. Narrow, Short

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22
Q

Kaizen ideas should be generated by:

A. The people doing the work
B. Anyone within or outside the organization
C. Unhappy customers
D. Each of these is correct

A

D. Each of these is correct = All of the above

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23
Q

The swim lane diagram is a tool to be used:
A. To describe the flow of products in components of an operational process
B. Only when several stakeholders are involved
C. Only for very complex processes segmenting along parallel branches
D. When associating systematically the duration of each step

A

B. Only when several stakeholders are involved

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24
Q

Hey correct description of a swim lane diagram is:
A. A SIPOC Diagram showing suppliers, inputs, processes, outputs, and customers in parallel lanes.
B. A solution section diagram showing selection criteria in parallel lanes
C. A flowchart that shows a sequence of activities for each participant in separate parallel lanes
D. A diagram used for Root Cause Analysis that shows categories of Root Causes in parallel lanes

A

C. A flowchart that shows a sequence of activities for each participant in separate parallel lanes

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25
Q

Which 3 of the following describes the benefit of the use of a SIPOC?
1. Gives if you prior to the detail process flow diagram
2. Creates a visual representation of all the stakeholders
3. Identifies the potential input and output variables to investigate
4. Represents a common understanding of the problem

Answer options:
A. 2-3-4
B. 1-2-4
C. 1-3-4
D. 1-2-3

A

C. 1-3-4

26
Q

In a SIPOC:

A. The customers and suppliers are people or organizations
B. The inputs and outputs are people or organizations
C. It is best to do the process steps first
D. A supplier cannot be a customer

A

A. The customers and suppliers are people or organizations

27
Q

The most important reason to use a Spaghetti Diagram is:

A. Captures important flows and most important process statistics

B. Improves the physical layout of the space
C. Helps the team and sponsor limit the scope of the project
D. Identifies different people and functions in a process

A

B. Improves the physical layout of the space

28
Q

Which of the following is a tool that helps to reduce the waste of transportation, motion & waiting time?

A. Cause and Effect Diagram
B. Pareto chart
C. Force Field Analysis
D. Spaghetti Diagram

A

D. Spaghetti Diagram

29
Q

What is the correct example of a spaghetti diagram?

A. A diagram which visualizes the complexity of a decision-making process
B. A visualization of the relation between Root Causes to defects in the production process (??? Incorrect wording?)
C. A diagram of various activities in a hospital with lines representing the inputs and outputs

D. A floor plan of a warehouse with a visualization of the movement of order pickers

A

D. A floor plan of a warehouse with a visualization of the movement of order pickers

30
Q

According to the Toyota executive Taiichi Ohno, Lean Leaders should make it a habit to go to the Gemba in order to:
A. Instruction & support the workplace (???)
B. Lead by example
C. Go see, ask why, and respect people
D. Find solutions for problems in the value stream

A

C. Go see, ask why, and respect people

31
Q

Why do we walk the Gemba?

A. To provide solutions to employees
B. To get to know the people in the company
C. To collect data that describes the process

D. To observe the process with our own eyes.

A

D. To observe the process with our own eyes.

32
Q

The “P” of KPI stands for:

A. Practical
B. Protection
C. Performance
D. Plan

A

C. Performance

33
Q

Each of the following represents the importance of indicators in problem-solving except:

A. Measuring the effectiveness of solutions
B. Quantification of the extent of the problem
C. Establishing a baseline for Root Cause analytics

D. Performing risk assessment such as FMEA

A

D. Performing risk assessment such as FMEA

34
Q

Which of the following is true regarding KPIs?

A. Must be related to cost saving
B. Only monitored by managers
C. Are visible to the workforce
D. Budgeted

A

C. Are visible to the workforce

35
Q

What is the acronym for the Lean approach used to create more successful goals?

A. JIT
B. SMART
C. TPM
D. TPS

A

B. SMART

36
Q

When creating KPIs, which of the following should you avoid?

A. Including your team members in the goal setting process
B. Using a measure to ensure the KPI is related to the strategic goal of the process improvement
C. Using a target numeric value or quantifiable data point to measure impact of the measure (???)
D. Allowing vague goal setting habits

A

D. Allowing vague goal setting habits

37
Q

What is the Median of the set of data given here:
2, 5, 6, 9, 8, 5, 7

A. 6
B. 7
C. 2
D. 9

A

A. 6

38
Q

When calculating the yield of your process with consideration of the amount of rework that was needed, you would use:

A. DPMO
B. FTY
C. DPU
D. RTY

A

D. RTY

39
Q

All the following are Risk Response strategies, except:

A. Avoid
B. Escalate
C. Transfer
D. Manage
E. Mitigate
F. Accept

A

D. Manage

40
Q

You are leading a process improvement initiative. During implementation, the project is put on hold due to legislative requirements. This risk had been identified during initial planning and placed on the risk register. What should you do next?

A. Analyze the impact of the risk on the project objectives
B. Implement the associated risk response plan
C. Interview stakeholders to assess their level of risk tolerance
D. Terminate the project since another priority has appeared

A

B. Implement the associated risk response plan

41
Q

Which of the following is not true regarding Kanban?

A. It aims to manage work by balancing demands with available capacity
B. It automatically prevents an operator from making an error
C. It uses (a) Card or other Device that communicates demand for work or materials from the preceding station
D. It is a Japanese word for sign board or billboard

A

B. It automatically prevents an operator from making an error.

42
Q

Which technique best improves the visibility of problems in a process?

A. 5-Why
B. Quality Control
C. 5S
D. Kanban

A

D. Kanban

43
Q

What is another name for Poka-yoke?

A. Baka yoke
B. Mistake proofing
C. Quality control
D. Pre-inspection

A

B. Mistake-proofing

44
Q

What are the main sources of errors?

A. Common sources and special (???) cause sources
B. Incorrect processes and processes not being followed
C. Accidental (sic) and sabotage
D. Administrative and shop floor

A

B. Incorrect processes and processes not being followed

45
Q

Poka-Yoke is attempting to make certain the activity is:

A. Well-documented
B. Highly visible
C. Removed from the line
D. Mistake- proofed

A

D. Mistake-proofed

46
Q

When an inprovement team implements an improvement that is automated, thus requiring no particular understanding for use, they have adopted which lean tool?
(Confusing wording 2nd clause—???)

A. 5S
B. Mistake-proofing
C. None of these is correct
D. Kaizen event

A

B. Mistake-proofing

47
Q

What is the benefit of using Poka-yoke?

A. Reduces waiting time and inventory
B. Increases health and safety
C. Creates a clean and orderly workplace
D. Prevents mistakes from being made

A

D. Prevents mistakes from being made

This is a common theme in the test

48
Q

A 3-pronged electrical outlet is an example of which Lean tool?

A. Poka-yoke
B. Just-in-time
C. Visual management
D. A3

A

A. Poka-yoke

49
Q

Standardization helps ensure that:

A. New work methods or processes are implemented consistently over time
B. That a process map can be converted from a Level 1 to a Level 2 process map
C. The process improvement initiative has a champion
D. No break in the process will ever exist.

A

A. New work methods or processes are implemented consistently over time

50
Q

Ensuring gains are maintained beyond the life of a project describes what?

A. Spread
B. Jidoka
C. Sustainability
D. Poka-Yoke

A

C. Sustainability

51
Q

The “Diffusion of Innovations”model describes ______ as social leaders, popular, and educated.

A.  Innovators
B. Early adopters
C. Late majority
D. Laggards

A

B. Early adopters

52
Q

Standardization helps ensure that:
A) new work methods or processes are implemented consistently over time
B) that’s a process map can be converted from a level 1 to a level 2 process map
C) the process improvement initiative has a champion
D) no break in the process will ever exist

A

A) new work methods or processes are implemented consistently over time

53
Q

Ensuring gains are maintained beyond the life of the project describes what?

A) spread
B) jidoka
C) sustainability
D) Poka-yoke

A

C) Sustainability

54
Q

The diffusion of innovations model describes ______ as social leaders, popular, and educated.

A) innovators
B) early adopters
C) early majority
D) late majority
E) laggards

A

B) Early Adopters

55
Q

Data storytelling:

A) is a communication method for presenting your information to stakeholders
B) is a way to verify if your data is correct by your audience (???)
C) is the least important aspect of your data analysis
D) should be very general for any type of audience

A

A) is a communication method for presenting your information to stakeholders.

56
Q

Data speaks for itself and needs no explanation

A)’True
B) False

A

B) False

57
Q

Similar to a traditional story, what are the elements that should be considered for a data presentation? (Select all that apply.)

A) plot
B) Takeaways
C) Settings
D) characters
E) Twist/reveal
F) All of the above

A

F) All of the above

58
Q

Which of the following statements is NOT true?

Ways to simplify your data are:
A) strip your data presentation down to simple digestible graphics.
Be use minimal colors and distractions.
See highlight data, proportionately and accurately.
D dryer audiences attention to the least important results first

A

D) draw your audiences attention to the least important results first.

59
Q

The “a-ha” moment of your presentation is the point at which your audience realizes the value of the insights you are presenting.

A) true
B) be false.

A

A) True

60
Q

Can complex decisions be automated?
Yes/No and how?

A

Yes; to automate complex processes, break decisions into MECE (mutually exclusive, comprehensively exhaustive) criteria

61
Q

Can a state of “true automation” ever be reached?
Yes/No

A

No—true automation can NEVER be reached due to 1) changing processes 2) possible errors/defects (sans humans

OTI - TX HHSC - Lean Six Sigma (3 decks)

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