Tech Alphabet Guide
Three unique sets of tech terms from A to Z
Complete Tech Alphabet Collection
COMPUTER ALPHABET SET-1
| Letter | Term | Definition |
|---|---|---|
| A | Algorithm | Step-by-step procedure |
| B | Binary | Base-2 number system |
| C | Compiler | Code translation program |
| D | Database | Structured data collection |
| E | Encryption | Data security method |
| F | Firewall | Network security system |
| G | Git | Version control system |
| H | HTML | Web markup language |
| I | IP Address | Network identifier |
| J | JSON | Data interchange format |
| K | Kernel | OS core component |
| L | Linux | Open-source OS |
| M | Machine Learning | AI training method |
| N | Node.js | JavaScript runtime |
| O | Open Source | Publicly available code |
| P | Python | Programming language |
| Q | Query | Database request |
| R | RAM | Temporary memory |
| S | SSL | Encryption protocol |
| T | TCP/IP | Internet protocol suite |
| U | URL | Web address |
| V | VPN | Secure network connection |
| W | Wi-Fi | Wireless networking |
| X | XML | Markup language |
| Y | YAML | Data serialization |
| Z | Zip | File compression |
COMPUTER ALPHABET SET-2
| Letter | Term | Definition |
|---|---|---|
| A | API | Application interface |
| B | Bandwidth | Data transfer capacity |
| C | CSS | Web styling language |
| D | DNS | Domain name system |
| E | Ethernet | Networking technology |
| F | Firefox | Web browser |
| G | GUI | Graphical user interface |
| H | HTTP | Web protocol |
| I | IDE | Development environment |
| J | Java | Programming language |
| K | Kubernetes | Container orchestration |
| L | Latency | Network delay time |
| M | Malware | Harmful software |
| N | Nginx | Web server software |
| O | OOP | Object-oriented programming |
| P | PHP | Server-side language |
| Q | Quantum Computing | Advanced computing method |
| R | React | JavaScript library |
| S | SQL | Database language |
| T | TypeScript | Typed JavaScript |
| U | UI | User interface |
| V | Virtual Machine | Software computer |
| W | WebAssembly | Binary instruction format |
| X | XSS | Web security vulnerability |
| Y | Yarn | Package manager |
| Z | Zero-Day | Security vulnerability |
COMPUTER ALPHABET SET-3
| Letter | Term | Definition |
|---|---|---|
| A | AJAX | Asynchronous web tech |
| B | Big Data | Large datasets |
| C | Cloudflare | Web infrastructure |
| D | Docker | Container platform |
| E | Elasticsearch | Search engine |
| F | Firebase | App development platform |
| G | GraphQL | Query language |
| H | HTTPS | Secure web protocol |
| I | IoT | Internet of Things |
| J | JWT | Authentication token |
| K | Kafka | Event streaming |
| L | Load Balancer | Traffic distribution |
| M | MongoDB | NoSQL database |
| N | NPM | Node package manager |
| O | OAuth | Authorization protocol |
| P | PostgreSQL | Database system |
| Q | Query String | URL parameters |
| R | Redis | In-memory database |
| S | SaaS | Software as a Service |
| T | TensorFlow | Machine learning library |
| U | UX | User experience |
| V | Vue.js | JavaScript framework |
| W | Webpack | Module bundler |
| X | Xcode | Apple IDE |
| Y | YUI | Yahoo UI library |
| Z | Zsh | Unix shell |
Computer Alphabet Set 2
Set 2 shows three full A–Z computer alphabets in table form — great for comparing basic, intermediate, and advanced words side by side.
How to use this page
Study one column per week; play definition-matching games; use for spelling practice.
Classroom tip: highlight five words per column to research together with adult supervision.