Crash Course

Question 1

What is React?

Answer 1

It is a JavaScript library that is used for building user interfaces

Question 2

TRUE OR FALSE: React runs in the browser

Answer 2

TRUE

Question 3

Is React referred to a front-end or back-end framework

Answer 3

Front-end

Question 4

Why would you want to use React?

Answer 4

-Structure the “view” layer of your application. If you tried to build a large dynamic interface with vanilla JavaScript, it can get really messy.
-Reusable components with their own state
-JSX - Dynamic markup
-Interactive UIs with Virtual DOM
-Performance & testing
-Very popular in the industry

Question 5

What is “state”?

Answer 5

It is an object that determines how a component renders and behaves

Question 6

What is a React hook?

Answer 6

Functions that let us hook into the React state and lifecycle features from function components

Question 7

What is JSX?

Answer 7

It’s a syntax extension to JavaScript. It’s just a shortcut for the React.createElement() API. It helps us generate the stuff that eventually spits out HTML. It’s like EJS