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Input and Forms
1. What are different form elements in HTML ?
Level: Expert | Frequency: High
2. What is the role of the <label> tag in forms ?
Level: Expert | Frequency: High
3. What does name attribute do in an input field ?
Level: Expert | Frequency: High
4. Explain method="GET" vs method="POST" in forms ?
Level: Expert | Frequency: High
5. What is the purpose of action in form?
Level: Expert | Frequency: High
6. What is native form validation in HTML?
Level: Expert | Frequency: High
7. How do you make an input field required?
Level: Expert | Frequency: High
8. How do you limit input length in a form?
Level: Expert | Frequency: High
9. How to restrict a field to accept only numbers?
Level: Expert | Frequency: High
10. What does the pattern attribute do?
Level: Expert | Frequency: High
11. What is the placeholder attribute?
Level: Expert | Frequency: High
12. What is the use of autocomplete?
Level: Expert | Frequency: High
13. How do you build a multi-step form with native HTML?
Level: Expert | Frequency: High
14. How can you capture file uploads with HTML?
Level: Expert | Frequency: High
15. What are fieldsets and legends in forms?
Level: Expert | Frequency: High
16. How do you associate multiple labels with one input?
Level: Expert | Frequency: High
17. What is the difference between disabled and readonly?
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