Random numbers

Question

I know a computer can't roll a dice everytime it is asked to generate a random number, so how do they do that?

Answer 1

There exists algorithms to create a pseudorandom number. Real randomness is not possible but you can simulate it.
https://en.m.wikipedia.org/wiki/Pseudorandom_number_generator

Answer 2

https://www.howtogeek.com/183051/htg-explains-how-computers-generate-random-numbers/amp/

Answer 3

Thank you! Denise Roßberg

Answer 4

Thank you! D'Lite