The Complete React Developer Course (with Hooks and Redux) - Events and Attributes

The Complete React Developer Course (with Hooks and Redux) - Events and Attributes

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

This video tutorial focuses on building a simple counter app using React. It begins with setting up the environment and making changes to App.js. The tutorial covers creating a counter app with buttons to increment and decrement a count, and explains JSX attributes, highlighting differences from HTML. It also delves into setting up event handlers for user interaction. The video concludes with a challenge to create additional buttons and functions, reinforcing the concepts learned.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in preparing the App.js file for modifications?

Installing new packages

Creating a new folder

Removing all ES6 files

Adding new ES6 files

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial value of the counter in the app?

Five

Ten

Zero

One

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which attribute is used in JSX instead of 'class' in HTML?

classValue

classID

classType

className

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does JSX get converted into during the React rendering process?

CSS styles

HTML elements

React.createElement calls

JavaScript functions

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't the 'class' attribute be used directly in JSX?

It is deprecated

It is a reserved word in JavaScript

It is not supported by browsers

It causes performance issues

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the 'add 1' function in the counter app?

To decrease the count

To reset the count

To increase the count

To log the count

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be done to set up an event listener for a button in React?

Use the 'onClick' attribute

Use the 'onHover' attribute

Use the 'onPress' attribute

Use the 'onSubmit' attribute

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