Deloitte Full Stack Software Developer Interview Questions and Answers

ES6 introduces new features like arrow functions, classes, template literals, let and const declarations, and more.

• Arrow functions provide a more concise syntax for writing functions.

• Classes allow for easier object-oriented programming in JavaScript.

• Template literals enable easier string interpolation and multiline strings.

• let and const declarations provide block-scoped variables.

• ES6 also introduces features like destr...read more

Lazy loading is a technique used to defer loading of non-essential resources until they are actually needed, while Redux is a state management library for React applications.

• Lazy loading in React involves dynamically importing components or modules only when they are required, improving performance by reducing initial load times.

• Redux is used in React applications to manage the state of the application in a predictable...read more

Optimizing API and rendering in React involves reducing unnecessary API calls, using memoization, lazy loading, and code splitting.

• Reduce unnecessary API calls by batching requests or using GraphQL to fetch only required data.

• Use memoization techniques like useMemo and useCallback to prevent unnecessary re-renders.

• Implement lazy loading for components that are not immediately needed, improving initial load time.

• Utilize...read more