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IT Terminology Dictionary: Letter E
| Abbreviation | Decoding | Description | Group | Note | Related terms |
|---|---|---|---|---|---|
| EBNF | Extended Backus-Naur Form | Syntax for describing syntax. | Development | So the compiler understands what you wrote. A real-world analogy — you can only figure it out with a half-liter of vodka. That's what it's about. | BNF |
| ECC | Elliptic Curve Cryptography | An asymmetric encryption algorithm with short keys. | Security | Shorter than RSA, but more secure. | RSA |
| ECMP | Equal-Cost Multi-Path | Routing with equal-cost paths. | Network & Infrastructure | Distributes traffic across multiple routes. Like getting home — you can take a taxi, or take the metro and walk for half an hour. | |
| EDA | Event-Driven Architecture | A system that works by events, not requests. | Architecture | Like mail: you don't know when a letter will arrive, but you're waiting for it. | |
| EEPROM | Electrically Erasable Programmable Read-Only Memory | A chip that stores data even after power is off. | General | Like a notebook that doesn't disappear when you close it. | |
| EIGRP | Enhanced Interior Gateway Routing Protocol | A routing protocol for large networks. | Network & Infrastructure | Like GPS for network packets. | |
| EJB | Enterprise JavaBeans | A component architecture for Java EE. | Development | Almost obsolete now, but legacy systems are still alive. | |
| ES | Elasticsearch | A search engine based on Lucene. | Data | Used for fast searching across large data volumes. | |
| ETL | Extract, Transform, Load | A process of moving data from sources to a warehouse. | Data | Extract, transform, load. | |
| EWMA | Exponentially Weighted Moving Average | Smooths data with exponentially decreasing weights. | Data | Used in quality control and finance. |
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