Updated: Feb 22
They are practices that ensures the quality of product.
Quality control removes defective output at the end of the production process, right before it is shipped out to retailers or customers
Quality assurance test for defect at every stage of production process to ensure that quality standards are consistently met to minimize waste from defects in end product.
Total Quality Management
Total quality management focuses on ensuring zero defects at every stage of production process through continuous improvement at all aspect of production and service.
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