Basic JQuery Interview Questions

If you put jQuery in your CV, then beware, you should be able to answer following questions. Better you read on, and test yourself how much you can score.1. What is jQuery & its significance? Why it is so popular? 2. What is jQuery UI?3. What are various jQuery Features?4. What do Dollar ($) sign significance in jQuery?5. Does document.ready() function similar to onload()? (Or)Explain the