Explanation:

A line printer prints one entire line of text before advancing to another line. Most early line printers were impact printers. Line printers are mostly associated with unit record equipment and the early days of digital computing, but the technology is still in use.
Drum printer - Computer Definition. (1) A wide-format inkjet printer. The paper is taped onto a drum for precise alignment to the nozzles.
(2) An old line printer technology that used formed character images around a cylindrical drum as its printing mechanism.