I know the correct answer. Could you explain in detail why it is the correct answer? I would also appreciate if you could tell me what subject I should study for such questions. The name of the course is microprocessors.

If the final value of vartable y is 0x99 how many different values can question mark have? What are the final values of variables X and Y ? (Soru iareli yere kac karki say konabilir?) byte ,Y ? x=2ix=6+x20ix=y+5 tnex,y; x=0x y=x+7; What is the value of X after below commands? byte x; x=107x=x>227