| A | B |
| adapter card | allow you to add capabilities to your computer such as sound and video or graphics |
| NIC (acronym) | Network Interface Card |
| Wireless NIC | connects a computer to network using radio frequencies |
| sound adapter | provides audio capability |
| video adapter | provides graphic capability |
| modem adapter | connects a computer to the Internet using a phone line |
| SCSI adapter | connects SCSI devices such as hard drives or tap drives to a computer |
| SCSI (acronym) | Small Computer Systems Interface |
| RAID (acronym) | Redundant Array of Inexpensive Disks |
| Raid Adapter | connectes multiple hard drives to a computer to provide redundancy and improve performance |
| USB port (acronym) | Universal Serial Bus Port |
| Parallel port | connects a computer to peripheral devices |
| Serial port | connects a computer to peripheral devices |
| ISA (acronym) | Industry Standard Architecture |
| 8-bit or 16-bit expansion slot | ISA |
| EISA (acronym) | Extended Industry Standard Architecture |
| 32-bit expansion slot | EISA |
| MCA (acronym) | Microchannel Architecture |
| PCI (acronym) | Peripheral Component Interconnect |
| a 32-bit or 64-bit expansion slot that is the standard slot used in most computers today | PCI |