1) If you use a byte to store the grayscale information of each pixel in a grayscale image, how many gray levels are possible for each pixel?
2) If you want to use hand signals to communicate only two possibilities - yes or no - to your friend, what is the minimum number of finger(s) you need? _______ We can call this hand-signal system _______-bit.
3) A pixel that can have only one of two possible color values requires _______ bit(s) to store the color information.
4)If you use a byte to store the grayscale information of each pixel in a grayscale image, how many gray levels are possible for each pixel?
5) You should avoid using lossy compression for any file that you want to keep as the start file for further editing because ______________________________________________.