Software Testing is a process that involves executing software applications or systems with the intent of finding defects, errors, or bugs in the software. The goal of software testing is to verify that the software application or system performs as intended, meets the requirements, and is free from defects.

Quality Assurance is a set of activities designed to ensure that the software development process is performed in a standardized and systematic manner. The objective of Quality Assurance is to provide confidence that the software product meets the required quality standards and that the development process is executed consistently.

Together, Software Testing and Quality Assurance play a critical role in ensuring that software products are reliable, meet customer expectations, and perform their intended functions with high quality.