Back before the days of 8 inch floppy disks, storing computer programs was much more primitive than even a stack of punch cards. The earliest general purpose computers used paper tape, a strip of ...

How does a typical printing machine work? Today's most common printing machines use a flexographic process. Flexography is a direct rotary printing method that uses a raised image surface to print on ...

Tape drives are slow compared to disk drives, but can back up large quantities of data. Today, it's normal to have a 20GB hard drive on a home computer, and hard drives of 160GB or more can be found ...