That's absurd. Everything in a masters degree is "beginner" when you've worked 10 years in a field. When I took my MSc in computer science, there hardly was any

That's absurd. Everything in a masters degree is "beginner" when you've worked 10 years in a field. When I took my MSc in computer science, there hardly was any "big data" and deep learning around. That you actually would fail me for taking a course in this field is utterly beyond me.