Ключевые слова: approval, approved, background, best, business, businessman, certificate, certification, certified, check, checkbox, checkmark, choice, client, communication, company, computer, concept, contract, control, corporate, customer, document, evaluation, exam, global, guarantee, icon, improvement, industry, information, international, iso, management, manager, network, organisation, performance, product, quality, regulation, requirement, satisfaction, security, service, standard, standardization, success, symbol, system,