function components

Question 1

What is a React component?

Answer 1

components are like JavaScript functions that accept inputs called props or properties, and returns a react element describing what should appear. Allows to reuse components easier

Question 2

How do you define a function component in React?

Answer 2

by writing a JavaScript function that returns a react element;
function name has to start with capital letter
any function that returns jsx

Question 3

How do you mount a component to the DOM?

Answer 3

be using the root.render method and passing the component as an argument