i joined today so i dont know much
Just presume they aren't if their rating isn't 2000+.
also what is meant by cheating? like using what?
Also presume they are not cheating if their rating is above 2000.
All such discussion goes here:
http://www.chess.com/groups/forum/cheating-forum
Using chess programs to play their moves. They will input your moves against a strong program and play against you whatever move the computer plays.
But if they are doing this, their rating will likely be high. I don't believe I've ever played someone who is cheating here.
i joined today so i dont know much