Quality verification functional inspection is a mouthful of words, but it simply means ensuring that a product or service meets certain standards. There are a few synonyms that can be used in place of this lengthy phrase. Quality assurance, quality control, and product testing are all similar in meaning. Other terms that can be used include performance testing, product evaluation, and reliability testing. Regardless of which term is used, they all refer to the process of checking and verifying that a product or service is of high quality and meets certain standards before it is released to the market.