An RGB monitor, relieved of those burdens, is capable of higher sharpness and purer colors. The computer inside PostScript laser printers that convert the graphics instructions into high-resolution bit maps before the printing engine places those bitmaps on the page. When a non-PostScript printer has to print a Type 1 PostScript font, ATM software rasterizes the font inside the Mac. The goal is that one CPU instruction can be performed every clock cycle. The instructions and data built into the chips of your computer that cannot be changed.
Every computer has some kind of ROM, at least to tell it what to do when the power first comes on.
Even your microwave oven has a ROM chip. Maybe your washing machine, too. Routers are used when the amount of information being transferred over the network it too large to be easily carried to all parts of the network. A standard for communication between computers and peripheral devices. The types of connector over which RS-whatever travels can vary substantially.