| Abbreviation | Full form |
| OCR | Optical Character Recognition |
| COBOL | Common business oriented language |
| ISP | Internet service provider |
| FORTRAN | Formula Translation |
| MOODLE | Modular Object-Oriented Dynamic Learning Environment |
| OMR | Optical Mark Reader |
| CPS | Cyber Physical System |
| CDMA | Code division multiple access |
| GUI | Graphical user interface |
| USB | Universal serial bus |
| DNS | Domain name system |
| PDF | Portable document format |
| SITE | Satellite Instructional Television Education |
| URL | Uniform resource locator |
| HTML | Hypertext Markup language |
| PCI | Peripheral component interconnect |
| FTP | File Transfer protocol |
| SIM | Subscriber identity module |
| HTTP | Hypertext transfer protocol |
| DVD | Digital versatile disc |
| IRC | Internet Relay Chat |
| RAM | Random access memory |
| ROM | Read only memory |
| DBMS | Data base management system |
| DOS | Disk Operating System |
| CD ROM | Compact Disk Read Only Memory |
| BCD | Binary Coded Decimal |
| BIOS | Basic Input Output System |
| CPU | Central Processing Unit |
| HDD | Hard Disk Drive |
| SSD | Solid State Drive |
| VGA | Video Graphics Array |
| ALU | Arithmetic Logic Unit |
| VPN | Virtual Private Network |
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