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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. (B)</p>

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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. (B)</p>

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Flashcards

ReactDom render method

A React function that places a React component into a specific part of the webpage.

React component

Part of a React application, defining UI elements on the page.

DOM element

A specific part of a webpage that React can change.

render method argument

The component and the DOM spot identified by an ID.

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Root element ID

A unique identifier to target a part of the webpage (DOM).