Modern JavaScript from the Beginning - Second Edition - Async and Await

Modern JavaScript from the Beginning - Second Edition - Async and Await

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial introduces promises in JavaScript, focusing on consuming them using dot then and async/await syntax. It explains the benefits of async/await for cleaner, more readable code. The tutorial covers creating promises, handling them with async functions, and using the fetch API. It compares async/await with dot then, highlighting the advantages of async/await. The video also demonstrates using async/await with arrow functions, emphasizing the importance of understanding both syntaxes for effective JavaScript development.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the main difference between using 'then' and 'async/await' for handling promises?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain how error handling is approached differently in 'async/await' compared to 'then'.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process of consuming a promise using 'async/await'.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the advantages of using 'async/await' over the traditional promise handling methods?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you create an asynchronous function using 'async/await'?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of the 'await' keyword in an asynchronous function?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

In what scenarios might a developer prefer to use 'then' instead of 'async/await'?

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