What is the difference among regression testing, confirmation testing and retest?

Today we answer this typical job interview question. If this topic is interesting for you, in the video description I you will find other related links. 

Frequently asked questions

What is the difference between regression, confirmation and re-testing?

Confirmation testing (or re-testing) verifies that a defect was fixed; regression testing verifies that changes didn't break something that already worked.

Is it a common interview question?

Yes, it's a typical job interview question.

Keep reading: Why does sentence coverage not include branch coverage? and Masking defects.. If you want to go deeper, I recommend the course Foundation Level (CTFL) certification preparation.