Lean principles

Lean traditionally classifies waste into seven specific operational categories: transport, inventory, motion, waiting, overprocessing, overproduction, and defects. Option B is incorrect because it lists standard project management constraints and resource areas rather than the classic categories of Lean waste.

The 5S methodology is a systematic framework for workplace organization and waste reduction consisting of Sort, Set in order, Shine, Standardize, and Sustain. Distractors like option B represent the McKinsey 7S framework, which is a business management model rather than a Lean workplace organization tool.

Lean traditionally classifies waste into seven specific operational categories: transport, inventory, motion, waiting, overprocessing, overproduction, and defects. A diagram for this topic isn't available yet — the worked example below walks the same reasoning step by step.

• !Option B is incorrect because it lists standard project management constraints and resource areas rather than the classic categories of Lean waste.

Answer each from memory — you'll see instantly whether you're right and why.

Run a focused 10-question mini-mock on Lean principles and see it stick.