> UNDER CONSTRUCTION: This is still a WIP, feel free to add questions. As soon as there are enough we can open it up to students.
# Review
Test yourself with this review quiz to make sure you've learned the most important concepts from this module
---
## What is JavaScript
Which of these is true?
1. JavaScript is Java, but for browsers
1. Node.js is a popular browser
1. JavaScript can be used to make websites interactive
answer
3 is the correct answer: JavaScript works with HTML & CSS to create interactive websites:
- HTML defines how the site is structured
- CSS defines how the website looks
- JavaScript defines what the site does
---
## basic syntax
### loops
How do you write a for loop to log the numbers from 0 to 9?
answer
```js
for (let i = 0; i < 10; i++) {
console.log(i);
}
```
---