Leap Finance React Js Frontend Developer Interview Questions and Answers

Create an Observer class

• Observer class is used to notify changes to multiple objects

• It maintains a list of objects that need to be notified

• It has methods to add, remove and notify observers

• Example: Weather station notifying multiple displays

Create a pagination component similar to mui component.

• Use React to create a reusable pagination component

• Include props for total number of pages, current page, and page size

• Use Material UI styles for consistent look and feel

• Add event handlers for page changes

• Test component thoroughly