What is Unsupervised Learning?

What is Unsupervised Learning?
https://www.theiotacademy.co/blog/what-is-unsupervised-learning

C- 56/11, Ground Floor, C Block, Phase 2, Industrial Area, Sector 62, Noida, Uttar Pradesh 201309, India
C- 56/11, Ground Floor, C Block, Phase 2, Industrial Area, Sector 62, Noida, Uttar Pradesh 201309, India