React JS Masterclass - Go From Zero To Job Ready - Custom Hook: useFetch / 070

React JS Masterclass - Go From Zero To Job Ready - Custom Hook: useFetch / 070

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

Created by

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The video tutorial covers the creation of a custom hook, useFetch, to streamline data fetching in React applications. It explains setting up state and useEffect, constructing dynamic API paths, and securing API keys using environment variables. The tutorial concludes with a preview of implementing search functionality.

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of creating a custom hook like useFetch?

To manage state and side effects in a reusable way

To handle CSS styling

To directly manipulate the DOM

To replace the need for React components

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which React hook is used to manage side effects in the useFetch hook?

useReducer

useContext

useEffect

useState

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it unnecessary to include the full URL in the useFetch hook?

Because the full URL is too long

Because the base URL and API key are common for all requests

Because URLs are automatically generated

Because URLs are not needed for API requests

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the benefit of defining API paths for each route?

It eliminates the need for API keys

It simplifies the code by using a single API path

It allows for dynamic URL construction based on the route

It reduces the number of API requests

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can environment variables help in managing API keys?

They automatically encrypt API keys

They eliminate the need for API keys

They enable secure storage and access of API keys

They allow API keys to be hardcoded in the source code

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the .env file in a React project?

To define CSS styles

To list all project dependencies

To store environment-specific variables securely

To configure the React router

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the 'React app' prefix in environment variables?

It is a convention for naming CSS classes

It is used to differentiate between development and production variables

It is required for all environment variables in React

It is used to define API endpoints

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