| A | B |
| DPI | Resolution measurement |
| NLQ | Impact printer resolution |
| PPM | Laser speed measurement |
| EPP | Allows bi-directional printing |
| USB | Transfer rate of 480 Mbps |
| i.Link | Transfer rate of 400 Mbps |
| IEEE 1284 | parallel standard |
| 50 feet | max. length of serial cable |
| Centronics | parallel cable connection |
| FAQ | frequently asked questions |
| OCR | scanner capability to edit text |
| IEEE 1394 | Firewire |
| Wi-Fi | IEEE 802.11 |
| SCSI | 50 or 68 pin connector |
| Average laser speed | 8 - 200 ppm |
| Average inkjet speed | 2 - 10 ppm |