Modern JavaScript from the Beginning - Second Edition - Fetch Basics

The video tutorial introduces the Fetch API as a modern alternative to XMLHDP for making HTTP requests. It explains how Fetch returns a promise and how to handle responses, including JSON and text data. The tutorial also covers using public APIs like GitHub and introduces Axios as an alternative library. A project using a random user API is mentioned for practical application.

What is a key advantage of using the Fetch API over traditional XMLHDP requests?

• It does not require internet connectivity.

• It is compatible with all browsers.

• It returns a promise, making it easier to handle asynchronous operations.

• It is faster than XMLHDP requests.

When using the Fetch API, what is the first object returned by a promise?

• Data object

• Response object

• Error object

• Request object

How can you simplify Fetch API code when handling promises?

• By using synchronous code

• By using implicit returns

• By using XMLHDP requests

• By using nested promises

Which library is mentioned as an alternative to Fetch API for making HTTP requests?

• jQuery

• Axios

• React

• Vue

What is a common use case for Fetch API as demonstrated with the GitHub API?

• Fetching local files

• Accessing public APIs without authentication

• Sending emails

• Creating databases

What is necessary when working with APIs that require authentication?

• Disabling browser security

• Obtaining a token or key

• Using a different programming language

• Using a VPN

What type of requests are made by default if not specified in Fetch API?

• DELETE

• POST

• GET

• PUT