1965, Intel Corporation cofounder Gordon Moore predicted that that the number of transistors on a microprocessor would double every two years, greatly increasing computer power over time. That prediction has basically been true and became known as Moore’s Law. MP3: A popular audio file that is compressed, making it easier to share and download music files. operating system (OS): The essential program in a computer that maintains disk files, runs applications, and handles devices such as the mouse and printer. PC: A personal computer. The first personal computer was a kit called the Altair.

