Generally defined by their speed, in megahertz (MHz) or in gigahertz (GHz), and this relates to the number of operations they can perform per second.

Computer’s primary storage area. It stores the applications and programs that run on the PC, as well as any work created by users.

Standard on PCs and allow the information on a compact disc (either data or audio) to be read and written to by the PC.

Drives that can read both CDs and DVDs.

This card is installed inside a PC and responsible for determining the quality of the audio output by the computer.

An integrated graphics card with ________ of memory is recommended for general purpose PCs.

Allows a computer to be connected to a network.

A type of memory where the operating system (OS), application programs and data in current use are kept.

All of the following are the most important components that make up the performance of the computer EXCEPT: