The mouse is a pencil.
The mouse is a pen.
The mouse is a brush.
The mouse is an airbrush.
Software is a pallet.
Pixels are canvas.
Art can be created on a computer using software. The finished piece is a computer file. The file can be printed on special ink jet printers that have large formats - 60 inches and more. Printing is done on clay coated archival paper that's mat, semigloss or gloss. Files can be also be printed on canvas.
Traditional prints are made by inking a wood cut, lino block, an etched copper plate or squeegeeing paint through a pattern on a screen. and pressing the color on to paper. Many successive layers make the up the completed print. Many prints are made at the same time. To go through the process for one image, clean up and do everything again for the next image is impossibly time consuming. Prints made all at once are called an edition.
The real art is the digital file. The printed file is sold