HOW RAND ,SRAND , Randomize function works

Question

pls help i am a board exam student

Answer 1

like so: https://en.m.wikipedia.org/wiki/Linear_congruential_generator

*for rand

Answer 2

https://code.sololearn.com/cMUCJqFL1X65/?ref=app

Answer 3

rand makes random values but there is a seed value that rand uses,every time you compile there will be same values.
srand changes seed value every time you compile so there will be different values than previous compilation.