React Removal Exam

React Removal Exam

University

20 Qs

quiz-placeholder

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React Removal Exam

React Removal Exam

Assessment

Quiz

Instructional Technology

University

Practice Problem

Medium

Created by

ELVIN SAAVEDRA

Used 1+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of useState in React?

To fetch data from an API

To manage state in functional components

To navigate between pages

To style React components

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the useEffect hook allow you to do?

Directly change the DOM

Perform side effects like fetching data

Declare variables

Update component props

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which command initializes a new React app using Vite?

npx create-react-app app-name

vite build

npm create vite@latest

npx react-vite

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In JSX, how do you insert a JavaScript variable inside HTML?

[variable]

{{ variable }}

<%= variable %>

{variable}

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct way to pass a prop from parent to child component?

childComponent={value}

<Child value ={value}/>

<Child.prop=value>

useProps(value)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What keyword is used to define a functional React component?

class

new

function

component

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following can trigger a component re-render?

Changing a constant variable

Changing the page title

Updating a state with setState

Using console.log

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