Course Description

Quality Assurance (QA) – Techniques and Methodologies

Quality Assurance (QA) is a critical process in software development and other industries, ensuring that products and services meet defined quality standards. QA focuses on preventing defects through well-established techniques and methodologies, ultimately enhancing reliability, efficiency, and performance.

Common QA techniques include static testing, where code and design are reviewed before execution, and dynamic testing, which involves running the application to identify defects. Black-box testing examines system functionality without considering internal code structure, while white-box testing assesses the internal workings of an application. Automated testing uses scripts and tools to execute tests efficiently, while manual testing relies on human evaluation for usability and functionality.

QA methodologies vary based on development models. Waterfall QA follows a sequential testing process, while Agile QA integrates testing throughout iterative development cycles. Continuous Testing ensures defects are identified early in DevOps pipelines, and Shift-Left Testing emphasizes early-stage defect prevention.

By implementing robust QA techniques and methodologies, organizations can enhance product quality, minimize risks, and improve user satisfaction. A well-structured QA process ensures that software and services perform as expected, reducing costs associated with defects and rework.