67. A laser printer does NOT use? A.A photo-conductive drum B.A print head C.A laser beam D.None of these
Option B Solution: A print head is the part of a printer that assembles and maintains the characters to print. It is also the component of an ink jet printer that systematically sprays ink on paper by creating images and text. It is the counterpart of the photoconductive unit or drum unit of the laser printer.
