Core Lean Principles Flashcards
7 cards from real Lean Six Sigma Green Belt Certification practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Core Lean Principles flashcards as text
Which of the eight wastes in Lean refers to producing more than the customer currently needs?
Answer: Overproduction
Overproduction is considered the worst waste because it generates many of the other wastes, such as excess inventory and unnecessary transport.
A Lean practitioner observes that workers are idle between process steps due to upstream delays. Which waste does this represent?
Answer: Waiting
Waiting waste occurs when people, materials, or equipment are idle while waiting for the next step in a process.
What does the Lean principle of 'Respect for People' primarily emphasize?
Answer: Engaging employees in problem-solving and continuous improvement
Respect for People means engaging employees at all levels in identifying problems and developing solutions, leveraging their knowledge and creativity.
In Lean, what is the primary purpose of standardized work?
Answer: To establish a repeatable baseline for continuous improvement
Standardized work captures the current best-known method as a stable baseline from which improvements can be measured and sustained.
Which concept describes the rate at which the customer demands a product or service, used to pace production?
Answer: Takt time
Takt time is calculated by dividing available production time by customer demand, setting the heartbeat for the entire value stream.
A company redesigns its factory floor so that each workstation is positioned immediately next to the next step in production. Which Lean concept is being applied?
Answer: Flow
Flow means arranging steps so that products move continuously through the value stream without stoppages, queues, or batching.
Which waste category encompasses unnecessary movement of people within a workplace, such as walking to retrieve tools stored far away?
Answer: Motion
Motion waste refers to unnecessary physical movement of people, distinct from transportation waste which involves moving materials or products.