What is the radix parameter in Java, and how does it work?

Question

I understand that radix for the function Integer.parseInt() is the base to convert the string into. Shouldn\'t 11 base 10 converted with a radix/base 16 be a

Answer 1

It's actually taking 11 in hex and converting it to decimal. So for example if you had the same code but with "A" in the string, it would output 10.