What is semantic HTML? 2. Why do we use semantic elements instead of and ? 3. Can you list the 13 semantic tags introduced in HTML5? 4. What is the difference between and ? 5. How does semantic HTML improve SEO and accessibility? 6. What is the role of in a webpage? 7. Can you use multiple or tags on a page? What is the difference between and ? 9. When would you use in a layout? 10. How is different from a normal containing links? 11. What is the difference between and ? 12. When should you use and ? 13. How does help with accessibility and SEO? 14. What’s the purpose of tag? 15. You’re building a blog. Which semantic tags would you use for: Blog post content Comments Author info 16. How would you structure a page with header, sidebar, main content, and footer using semantic tags? 17. If you remove all CSS, how does semantic HTML still help the user? 18. In a webpage, would you put inside or outside? Why? 19. If you have multiple elements, how should they be differentiated semantically? 20. How do screen readers benefit from semantic tags? 21. What happens if you use instead of — any difference for SEO or accessibility? 22. Are semantic tags only for structure, or do they have styling by default? 23. Can you nest inside or vice versa? When would that make sense? 24. Explain how , , , , , and work together in a typical website layout.