# jQuery FAQs

### What is jQuery?

jQuery is a library of the JavaScript functions that you're most likely to need as you develop websites.

### Why use jQuery?

Three reasons:

- It's free.
- It lets you get more done in less time.
- It's cross-browser compatible.

### Which is harder to learn: jQuery or JavaScript?

For many things, jQuery is easier to learn than JavaScript. But remember that jQuery is JavaScript.