Tips, Tricks, and Techniques for Node.js Development 3.5: Async Await Now

Tips, Tricks, and Techniques for Node.js Development 3.5: Async Await Now

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial introduces async/await in JavaScript, explaining how these keywords can make asynchronous code look synchronous. It covers the transition from generator functions to async/await, detailing the necessary code changes. The tutorial also explains how to transform functions to return promises and demonstrates implementing async/await in file reading operations. The session concludes with a summary and a preview of the next topic, unit testing.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain how the 'await' keyword can be used with promises.

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What changes need to be made to convert a generator function to use 'async' and 'await'?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of the 'await' keyword in asynchronous functions?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process of transforming a function to return a promise.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the benefits of using synchronous code in JavaScript?

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