FREE Building React App Questions and Answers

0%

We can integrate reactJS in any of the existing web app

Correct! Wrong!

ReactJS does not need HTML or any of the HTML preprocessor to make UI elements

Correct! Wrong!

What is the result of the expression

const [add, setSum] = useState(0)
setSum(add + 4)
setSum(adding - (1x2))



Correct! Wrong!

About hooks it is incorrect to say:

Correct! Wrong!

Is the use of JSX mandatory to develop with React?

Correct! Wrong!

Props can be modified in child component directly like state

Correct! Wrong!

About lists in React, why should we use "keys"?

Correct! Wrong!

Premium Tests $49/mo
FREE July-2024