Yellow Belt Proficiency Exam

Which waste is often considered the worst of the 8 Lean Wastes?

What is standardization?

How many defects do customers generally accept and sometimes even appreciate?

Which of the following is one of the first steps to driving improvement?

Which of the following tools of Jidoka involves manually stopping the process so that issues can be addressed before allowing them to be passed on to the next step?

What is the main objective of the PDCA Cycle in the context of Kaizen?

What should you do if problems frequently occur in an area where no standard exists?

Which of the following statements is true about the benefits of Lean and Six Sigma combined?

True or False: JIT is exclusively about managing inventory. It does not involve the efficiencies of operations or other aspects of business

How does Jidoka enable significant increases in productivity?

Which process innovation enabled Henry Ford’s continuous flow assembly line and mass production?

Jidoka is one of two pillars of the Toyota Production System, also known as the Lean System. Which is the other pillar?

Which of the following is a potential advantage of Kaizen?

True or False: Agility is a benefit of JIT business management

What are the 8 Lean Wastes (select all that apply)

What is Standard Work?

Inventory is a visual indication of which other form of waste?

True or False: Inspection is the best way to eliminate the Lean waste of Defects

True or False: Jidoka is also known as Autonomation

Which of the following is a resource that is consumed but not valued by the customer due to Over processing?

True or False: Kaizen encourages involvement from employees in making improvements, as they are often the most knowledgeable about their tasks and activities

What is the name of Six Sigma’s systematic approach to managing projects and getting results?

True or False: An andon is a Japanese term for “paper lantern”

Which of the following is a key element in the Standard Work sequence?

Standard Work enables work to go from ___________________ to process-dependent

Which of the following are examples of standards? (select all that apply)

Regarding the Lean waste of waiting, which resource is being consumed without providing any value?

True or False: The funding to start the Toyota Motor Company came from selling a patent that was based on an application of Jidoka

What is the name of the tool that signals an issue with the process and indicates the need for immediate corrective action?

Which General Electric CEO made Six Sigma a central component of his leadership strategy?

True or False: When creating control limits, all data should be collected under the exact same operating conditions

Which term best describes the kind of variation that is part of a stable process. These are variations that are natural to a system and are quantifiable and expected.

What does an Andon system visually signal in a production process?

When should you use the 5 Whys?

What is likely to happen to processes and systems when they are left alone and avoided by management?

True or False: The most important reason for gemba walks is so that leaders can make a visible presence where the work is being done, demonstrating leadership, knowledge, and engagement

What is the first step to conducting a 5 Whys meeting?

What do you call the line used to show the target condition of a process?

Which of the following are advantages of using Run Charts?

What is the purpose of Control Charts?

Who is the industrial engineer credited with introducing Poka-Yoke?

Which of the following is NOT a benefit of using Run Charts?

True or false. The Spaghetti Diagram helps you make changes to a process layout

What is the purpose of using PDCA?

What does the principle of prevention over detection emphasize?

Which of the following is a disadvantage of 5 Whys?

What are some best practices when it comes to creating Spaghetti Diagrams? (choose all that apply)

True or False: When performing gemba walks, managers should make a point to show employees what they are doing wrong and take immediate corrective action

How do you find the A2 value when calculating the Upper and Lower Control Limits on a X-bar Control Chart?

What is the purpose of the Sort Step in 5S?

Why should leaders approach gemba walks with humility?

True or False: A thorough root cause analysis should be conducted to eliminate common cause variation

Which of the following designs are also known as cellular designs? (select all that apply)

What is the primary purpose of Check Sheets in data collection?

What is the most effective way for managers and leaders in organizations to stay grounded in reality and continuously improve business systems?

What is the 5 Whys?

True or False: Once a Daily Activity Management Board has been implemented, it should never change

Which of the following aspects of business can be improved using PDCA?

What are the consequences of errors and defects?

True or False: By only including normal, inherent process variation in or rational subgroup, we ensure that our control limits are appropriately sensitive to special causes of variation

Which of the following is a source of errors?

What is the purpose of a Run Chart?

How does using the PDCA cycle differ from creating large-scale, detailed projects and task lists?

At what step in the PDCA process do you analyze the root cause of an issue?

What is a countermeasure?

At what step in the PDCA process do you collect data?

According to W Edward Deming, who’s job is it to design, build, and continuously improve work systems?

True or False: The first step in creating a Check Sheet is to identify the causes or conditions that need to be collected

True or False: Special cause variation is detected by datapoints that fall outside of the Control Limits

True or False: Check Sheets are most commonly used for collecting data from a production process

What are the Five Ss?

What does the Poka-Yoke methodology focus on?

Which of the following is a best practice for designing and using Daily Activity Management Boards?

If a problem has been resolved, why would you still apply the 5 Whys?

True or False: Daily Activity Management Boards are only useful for frontline operations

True or false. Spaghetti Diagram can help to find the root cause of delays, errors, or inefficiencies in a process

What is meant by the term “trival many”?

Which of the following items are part of the Act phase in PDCA?

What is the primary purpose of an Andon system?

What is the purpose of the Sustain step in 5S?

Which of the following is a best practice for designing and using Daily Activity Management Boards? (Select all that apply)

Which is a key responsibility of the 5 Whys session-leader?

Which of the following is a key outcome of Daily Activity Management board meeting?

Which of the following is true about Daily Activity Management Boards?

Which of the following is NOT one of the basic quality tools that Check Sheets are part of?

What is the purpose of the Set in Order step in 5S?

Which of the following are steps involved in the Pareto Analysis process? (Select all that apply)

At what step in the PDCA process do you implement and test a solution at a small scale?

How do checklists and visual cues contribute to error prevention?

Why is the Spaghetti Diagram Important?

What should you do if you observe a zig zag pattern in the data?

How does Visual Management help to increase productivity?

True or False: A rational subgroup is used to calculate Upper and Lower Control Limits

What information would you plot on the y-axis of a Run Chart?

Why was the 5 Whys technique created?

What is one of the benefits of implementing Poka-Yoke?

True or False, looking at processes from the customer’s perspective means to question whether or not each step is included for what’s in the customer’s best interest

Which chart should be monitored in order to detect special cause variation?

True or False: Pareto Analysis can only be used in a manufacturing setting

How does an Andon system contribute to the efficient movement of people?