Firmware traditionally used to initialize PC hardware.

Shared electrical pathway for communicating data.

Board providing shared connections for multiple modules.

Memory chip storing BIOS firmware.

Hardware controlling communication over a bus.

Bus connecting processor components outside the main front bus.

Nonvolatile memory containing BIOS firmware.

Hardware extending a bus beyond its normal reach.

Battery maintaining selected hardware settings or clocks.

Smallest binary data unit, either 0 or 1.