Software Quality Control (SQC, or QC) is a set of activities for ensuring the quality of software products. It is a process governed by QA and its main goal is to identify defects in the actual product produced, be it bugs, glitches, or differences from specifications (Kryshtanovych, 2021).
Quality control is primarily concerned about detection of bugs and validation of requirements. By nature it happens after the fact. Preventing faulty products to be shipped. Advantages of quality control are:
Kryshtanovych, R. (2021, June 25). Quality Control vs Quality Assurance: Differences. Edvantis. https://www.edvantis.com/blog/qa-vs-qc/