Basic HTML

1. What is HTML?
2. How do you structure a basic HTML document?
3. What is the purpose of the doctype declaration?
4. How do you add a comment in HTML?
5. What are the differences between inline, block, and inline-block elements?
6. How do you create a hyperlink?
7. What is the purpose of the alt attribute for images?
8. How do you create a list in HTML?
9. What are HTML entities? Give an example.
10. How do you insert a video into an HTML document?

Intermediate HTML

1. What are semantic HTML elements? Give examples.
2. How do you create a table in HTML?
3. What are forms, and how do you create them in HTML?
4. What is the difference between GET and POST methods in form submission?
5. How do you use the input element, and what types of input can you create?
6. What is the purpose of the <label> element?
7. How do you embed an iframe in your HTML document?
8. What are WebSockets, and how would you implement them in HTML?