jQuery quiz

Test your jQuery knowledge with a free interactive quiz — 22 questions with answers and explanations. No signup needed to play.

How do you add a CSS class to elements?

1. How do you add a CSS class to elements?
2. What does the $ symbol represent in jQuery?
3. What does $(document).ready() do?
4. What is method chaining in jQuery?
5. How do you select all elements with class "item" in jQuery?
6. What is jQuery primarily known for solving historically?
7. How do you hide an element with jQuery?
8. How do you handle a click event in jQuery?
9. How do you change the text content of an element in jQuery?
10. What is jQuery?

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