| AI | Artificial Intelligence |
| DRM | Digital Rights management, Divisional Railway Manager |
| Email | Electronics Mail |
| Gmail | Google Mail |
| ICT | Information and communications technology |
| IT | Information Technology |
| OTP | One Time Password |
| PPP | Public Private Partnership, Power Point Presentation, Purchasing Power Parity |
| QR Code | Quick Response Code |
| SAP | System Application & Products in Data Analysis |
| SIM | subscriber identity module |
| TCS | Tata Consultancy Services, Tax Collected at Source |
| TLD | Top Level Domain, Thermoluminescent dosimeter |
| WFH | Work From Home |
| YAHOO | Yet Another Hierarchy of Officious Oracle / Yet Another Hierarchically Organized Oracle |
