fetch

Question 1

What does fetch() return?

Answer 1

It returns a promise

Question 2

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

Answer 2

GET requests

Question 3

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

Answer 3

Put in as a second argument and specify the method name.

fetch(url, {method: ‘POST’})

GET method doesn’t need to be there. Only methods that aren’t GET should be established.

Question 4

When does React call a component’s componentDidMount method?

Answer 4

immediately after a component is mounted

Question 5

Name three React.Component lifecycle methods.

Answer 5

constructor()
render()
componentDidMount()
componentDidUpdate()
componentWillUnmount()

Question 6

How do you pass data to a child component?

Answer 6

as props?