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

Hard

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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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