Fetch

Question 1

What does fetch( ) return?

Answer 1

returns a promise that’s fulfilled once a response is available, the response object is a representation of the entire HTTP response which you have to extract the JSON body content using the json( ) method

Question 2

What is the default request method used by fetch( )?

Answer 2

get

Question 3

How do you specify the request method (GET, POST, etc.) when calling fetch?

Answer 3

init object, { method: ‘GET’ }

Question 4

When does React call a component’s componentDidMount method?

Answer 4

when a component is inserted into the tree, after constructor( ) and render( )

Question 5

Name three React.Component lifecycle methods.

Answer 5

componentDidMount, componentDidUpdate, componentWillUnmount, render, constructor

Question 6

How do you pass data to a child component?

Answer 6

through props