| A | B |
| Expansion Bus | The pathway of wires that connect athe cpu and the expansion boards. |
| Firmware | A program that is embedded in a silicon chip rather than stored on a floppy. |
| Chipset | The specialized IC's on the motherboard that allows the cpu, t work with memory or the expansion boards, also known as northbridge and southbridge. |
| Data Bus | The pathway of wires connecting the cpu and memory. |
| Form Factor | Specification and size of a motherboard or powersupply. |
| ISA | Industry Standard Architecture |
| EEPROM | Electrically Erasable Read-Only Memory - a type of ROM |
| AMR | Audio Modern Riser small expansion card that can have audio modern or networking cabpabilities. |
| CMOS Battery | Battery that holds the data entered in the configuration program. |