| Acronym | Meaning |
| SD | Secure Digital |
| PCB | Printed Circuit Board |
| SEM | Search Engine Marketing |
| PRAM | Parameter Random Access Memory |
| ATA | Advanced Technology Attachment |
| LUN | Logical Unit Number |
| IMAP | Internet Message Access Protocol |
| ARP | Address Resolution Protocol |
| ADSL | Asymmetric Digital Subscriber Line |
| ADF | Automatic Document Feeder |