ReactDOM Rendering Basics
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Questions and Answers

What is the primary purpose of the ReactDom variable in a React application?

  • To render React components into the DOM. (correct)
  • To provide routing capabilities in the application.
  • To define the structure of the React components.
  • To handle state management within React components.
  • In the context of the render method, which statement is true regarding its parameters?

  • Both parameters must be strings.
  • The first parameter is the component and the second is the DOM element. (correct)
  • The parameters can be of any data type.
  • The first parameter is the DOM element and the second is the component.
  • What role does the ID of the root element play when calling the render method?

  • It is passed as the first argument to the render method.
  • It is passed as the second argument to specify where to render the component. (correct)
  • It determines the layout of the React component.
  • It is irrelevant to the rendering process.
  • Which statement about the render method is incorrect?

    <p>It can render multiple components in the same call.</p> Signup and view all the answers

    Which of the following best describes how React interacts with the DOM?

    <p>React uses ReactDom to render components into the DOM without direct manipulation.</p> Signup and view all the answers

    Study Notes

    ReactDOM and Rendering

    • ReactDOM is a global variable for rendering React components to the DOM.
    • ReactDOM.render() method takes two arguments:
      • The React component to render.
      • The DOM element (identified by ID) to render the component into.

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    Description

    This quiz covers the essentials of using ReactDOM for rendering React components into the DOM. You will learn about the ReactDOM.render() method and the parameters it requires. Test your knowledge of these core concepts in React development.

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