Correct Answer: The element that should be created
Explanation:
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More React.js MCQ Questions
When using a portal, what is the first argument? ReactDOM.createPortal(x, y);
What is setCount? const [count, setCount] = useState(0);
Describe what is happening in this code? const { name: firstName } = person;
When using a portal, what is the second argument?ReactDOM.createPortal(x, y);
What is this pattern called? const [count, setCount] = useState(0);
Which of the following statements is/are correct about the eslint-plugin-jsx-aiiy plugin?
i) It is used for providing AST tinting feedback regarding accessibility issues in the JSX.
ii) This plugin is provided by the Create React App with a subset of activated rules.
While using React, keys help in the identification of which of the following options?
i) New added items.
ii) Removed items.
iii) Updated items.
iv) Total number of items.
In relation to ReactJS Flux function, how many and which of the following parameters are passed to the reducer function?
title: 'React new Example'
}
Suppose the this.setState(nextState) method is called and the current state is updated to the following:
{
isHidden: false
Which of the following is the correct way in which React will merge these two states?
Consider the current state as following:
isHidden: true,
Which of the following statements are correct about ReactJS forms?