Integrating Async-Await

The video tutorial covers the use of async await in JavaScript to improve the syntax of route handlers in an Express application. It begins with an introduction to async await, followed by a step-by-step refactoring of user-related routes. The tutorial includes testing these routes using Postman. A challenge is presented to refactor task-related routes, which is then demonstrated. The video concludes with testing the refactored task routes.

What is the purpose of using async await in JavaScript?

How do you mark a function as asynchronous in JavaScript?

What happens when you add the async keyword to a function?

Explain the difference between using promises and async await.

What is the role of try-catch in async functions?

How can you handle errors in async await syntax?

What is the significance of the await keyword?

Describe how to convert a callback function to use async await.

What are the benefits of using async await over traditional promise chaining?

In what scenarios would you prefer to use async await?