Quality Assurance vs Quality Control: What’s the Difference?

In many job descriptions I could see two terms “quality assurance” and “quality control” which are often used as the same meaning or are replaced in referring to ways of ensuring the quality of a service or product. How is it in reality?
Exploring Hoshin Planning

Hoshin Planning, also known as Hoshin Kanri, is a strategic management method that ensures every part of an organization is aligned with its long-term vision. Rooted in the principles of continuous improvement and the PDCA (Plan–Do–Check–Act) cycle, this approach helps organizations set clear goals, break them down into actionable sub-goals, and align them across departments. The result is a focused, transparent, and agile path from strategy to execution—where everyone, from leadership to frontline employees, knows their role in achieving success.