fetch

Question 1

What does fetch() return?

Answer 1

A Promise that resolves to a Response object

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

fetch(‘url’, {
method: ‘POST’
}

Question 4

When does React call a component’s componentDidMount method?

Answer 4

immediately after a component is inserted into the DOM tree, once after a successful 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

prop={this.state.data}