ReactJs: Component
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Total 20 question (100 marks)
1. Which of the following will block a button in a React form and cancel the event, from form
2. What is keyword helps call a component in another component?
3. Which method call in a React component, of the 'Router.Navigation' mixin will move the user to next, after
4. Which input tag attribute should be set in a React reusable text input component, and is passed for
5. Which function call will create a React component from the React API?
6. The RouterHandler object is listed in which React library.
7. Which item is needed for simple routing between React component but without a React Router?
8. Which function in React, will show child components of a provided component?
9. Which component lifecycle method, prepopulate a form in a React form component?
10. which directory React Components are saved?
11. What is the correct syntax to import a Component from React?
12. Which operator can be used to conditionally render a React component?
13. Which code statement will set the value of a text box in the child component input field in
14. What if added to a component's style, determines the primary axis of its layout, and if using the
15. What props will be available to the following component? <Hello {...props} />
16. React component names must begin with an uppercase letter.
17. Which method in a React Component should you override to stop the component from updating?
18. In React what is used to pass data to a component from outside?
19. Select the component used by React for the structure of HTML elements.
20. How many elements does a react component return?
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