Quality Assurance (QA) in software testing is a crucial process to ensure that software products meet the highest quality requirements for flawless performance and customer satisfaction. It involves planning, executing, and monitoring testing operations to identify bugs, minimize risks, and optimize overall program quality. Learn what QA stands for in software testing and how it differs from quality control and software testing. Find out the best practices, functions, certifications and models for QA. What does QA abbreviation stand for? Explore the list of 257 best QA meaning forms based on popularity. Most common QA abbreviation full forms updated in January 2025. Quality Assurance (QA) and Quality control (QC) are both important methods in software engineering to get high-quality software. Quality Assurance (QA) prevents software defects or minimizes the number of defects in software before delivery by making sure that proper methods and processes are followed during the software development process.