Common full forms frequently asked in competitive exams, grouped by area. This is a starter reference — keep adding the ones relevant to your exam.
| Abbr. | Full Form |
|---|---|
| RBI | Reserve Bank of India |
| SBI | State Bank of India |
| NEFT | National Electronic Funds Transfer |
| RTGS | Real Time Gross Settlement |
| IMPS | Immediate Payment Service |
| UPI | Unified Payments Interface |
| IFSC | Indian Financial System Code |
| MICR | Magnetic Ink Character Recognition |
| KYC | Know Your Customer |
| NPA | Non-Performing Asset |
| CRR | Cash Reserve Ratio |
| SLR | Statutory Liquidity Ratio |
| GST | Goods and Services Tax |
| PAN | Permanent Account Number |
| ATM | Automated Teller Machine |
| EMI | Equated Monthly Installment |
| NABARD | National Bank for Agriculture and Rural Development |
| SEBI | Securities and Exchange Board of India |
| IRDAI | Insurance Regulatory and Development Authority of India |
| Abbr. | Full Form |
|---|---|
| UNO | United Nations Organization |
| UNESCO | United Nations Educational, Scientific and Cultural Organization |
| UNICEF | United Nations Children's Fund |
| WHO | World Health Organization |
| IMF | International Monetary Fund |
| WTO | World Trade Organization |
| NATO | North Atlantic Treaty Organization |
| SAARC | South Asian Association for Regional Cooperation |
| ASEAN | Association of Southeast Asian Nations |
| OPEC | Organization of the Petroleum Exporting Countries |
| ISRO | Indian Space Research Organisation |
| DRDO | Defence Research and Development Organisation |
| NASA | National Aeronautics and Space Administration |
| BARC | Bhabha Atomic Research Centre |
| CBI | Central Bureau of Investigation |
| NIA | National Investigation Agency |
| Abbr. | Full Form |
|---|---|
| CPU | Central Processing Unit |
| RAM | Random Access Memory |
| ROM | Read Only Memory |
| HTTP | HyperText Transfer Protocol |
| HTML | HyperText Markup Language |
| URL | Uniform Resource Locator |
| USB | Universal Serial Bus |
| Portable Document Format | |
| GPS | Global Positioning System |
| SIM | Subscriber Identity Module |
| LED | Light Emitting Diode |
| Wi-Fi | Wireless Fidelity |
| AI | Artificial Intelligence |
| IoT | Internet of Things |
| Abbr. | Full Form |
|---|---|
| UPSC | Union Public Service Commission |
| APPSC | Andhra Pradesh Public Service Commission |
| TGPSC | Telangana Public Service Commission |
| SSC | Staff Selection Commission |
| IBPS | Institute of Banking Personnel Selection |
| RRB | Railway Recruitment Board |
| GDP | Gross Domestic Product |
| GNP | Gross National Product |
| RTI | Right to Information |
| PIL | Public Interest Litigation |
| FIR | First Information Report |
| IPC | Indian Penal Code |
| CrPC | Code of Criminal Procedure |
| PSU | Public Sector Undertaking |