Anish
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*50 Must-Know Web Development Concepts for Interviews* ππΌ
π *HTML Basics*
1. What is HTML?
2. Semantic tags (article, section, nav)
3. Forms and input types
4. HTML5 features
5. SEO-friendly structure
π *CSS Fundamentals*
6. CSS selectors & specificity
7. Box model
8. Flexbox
9. Grid layout
10. Media queries for responsive design
π *JavaScript Essentials*
11. let vs const vs var
12. Data types & type coercion
13. DOM Manipulation
14. Event handling
15. Arrow functions
π *Advanced JavaScript*
16. Closures
17. Hoisting
18. Callbacks vs Promises
19. async/await
20. ES6+ features
π *Frontend Frameworks*
21. React: props, state, hooks
22. Vue: directives, computed properties
23. Angular: components, services
24. Component lifecycle
25. Conditional rendering
π *Backend Basics*
26. Node.js fundamentals
27. Express.js routing
28. Middleware functions
29. REST API creation
30. Error handling
π *Databases*
31. SQL vs NoSQL
32. MongoDB basics
33. CRUD operations
34. Indexes & performance
35. Data relationships
π *Authentication & Security*
36. Cookies vs LocalStorage
37. JWT (JSON Web Token)
38. HTTPS & SSL
39. CORS
40. XSS & CSRF protection
π *APIs & Web Services*
41. REST vs GraphQL
42. Fetch API
43. Axios basics
44. Status codes
45. JSON handling
π *DevOps & Tools*
46. Git basics & GitHub
47. CI/CD pipelines
48. Docker (basics)
49. Deployment (Netlify, Vercel, Heroku)
50. Environment variables (.env)
π¬ *Tap β€οΈ for more!*
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