how do i copy files from windows using knoppix wich is run off a cd?

i heard something about mounting it and crap but its all new to me and i really need some specific instructinos. i havent even ran knoppix yet i still need to burn it to a cd

question 2: can knoppix be used to copy files from an os like windows wich are proteced by the os? something like, the sam file on windows xp.

thank you.