TECH 101: ALU (Arithmetic-Logic Unit)
An arithmetic-logic unit (ALU) is the part of a computer processor (CPU) that carries out arithmetic and logic operations on the operands in computer instruction words.
TECH 101: VGA (Video Graphics Array)
The VGA standard was originally developed by IBM in 1987 and allowed for a display resolution of 640×480 pixels. Since then, many revisions of the standard have been introduced.