Total 20 question (100 marks)
- 1. What is Babel?
- 2. Select the main rival of Gulp
- 3. What type of element will be rendered from the following code? function Hello() { return <h1>Hello reactjs</h1>; } ReactDOM.render(<Hello />, document.getElementById('root'));
- 4. React supports all the syntax of _________________.
- 5. What is not a benefit of unidirectional data flow?
- 6. How can you optimze performance for a function component that always renders the same way?
- 7. The RouterHandler object is listed in which React library.
- 8. Select the programming language NOT used within the ESLintrc file.
- 9. Which input tag attribute should be set in a React reusable text input component, and is passed for
- 10. What will happen if you render an input element with disabled = {false}?
- 11. What does the "webpack" command do?
- 12. What is the smallest building block of ReactJS?
- 13. which directory React Components are saved?
- 14. What if added to a component's style, determines the primary axis of its layout, and if using the
- 15. Which component lifecycle method, prepopulate a form in a React form component?
- 16. Which function call will create a React component from the React API?
- 17. How do you write an inline style specifying the font-size:12px and color:red; in JSX
- 18. How many elements does a react component return?
- 19. React component names must begin with an uppercase letter.
- 20. What is the correct syntax to import a Component from React?