The number of bits used to represent each pixel determines how many colors or shades of grey can be displayed. For example, in 8-bit color mode the color monitor uses 8 bits for each pixel, making it possible to display 2 to the 8th power (256) colors/shades of grey.
Answer:
Like ordinary random access memory (RAM), it can be repeatedly read, written to, and erased. Intended mostly for removable computer storage, DVD-RAM provides the capabilities of Rewriteable CD (CD-RW) - users can run programs from the discs, copy files to them and rewrite or delete them.
