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Media and Embeds
1. How can we embed audio in HTML?
Level: Expert | Frequency: High
2. How can we embed video in HTML?
Level: Expert | Frequency: High
3. What tags are used to embed videos and audios?
Level: Expert | Frequency: High
4. What is the controls attribute?
Level: Expert | Frequency: High
5. What is the <source> tag used for?
Level: Expert | Frequency: High
6. How do you make media fallback for unsupported browsers?
Level: Expert | Frequency: High
7. <iframe>, <embed>, <object>?
Level: Expert | Frequency: High
8. Responsive images: srcset, picture?
Level: Expert | Frequency: High
9. What is an <iframe> used for?
Level: Expert | Frequency: High
10. What are the security concerns with <iframe>?
Level: Expert | Frequency: High
11. Difference between <iframe> and <embed>?
Level: Expert | Frequency: High
12. What does the sandbox attribute do?
Level: Expert | Frequency: High
All Topics
Basics
Common Tags
Attributes and Elements
Lists
Text tags and Formatting
Input and Forms
Block and Inline Elements
Box model
Semantic Tags
Links and Images
Media and Embeds
Tables
HTML entities
HTML and CSS
Performance
SEO
Security
Progressive Enhancement
HTML5
Custom Elements & Web Components
HTML5 APIs
SPAs
WCAG
Security
Best Practices