Zixi Soft Technologies Interview Questions and Answers

Q1. What is reaches and what are its key features.
Ans. 
React is a JavaScript library for building user interfaces.
• React allows developers to create reusable UI components.

• It uses a virtual DOM for efficient rendering.

• React supports server-side rendering for improved performance.

• React can be used with other libraries and frameworks like Redux.
Answered by AI
View 1 more answer
Q2. Explain the difference between class component functional component in gfjs when would you use on over the other
Ans. 
Class components are ES6 classes that extend from React.Component and have their own state, while functional components are simple functions that take props as arguments.
• Class components have lifecycle methods like componentDidMount, componentDidUpdate, etc., while functional components do not.

• Functional components are simpler and easier to read/write compared to class components.

• Functional components are preferred for...read more
Answered by AI
Add your answer
Q3. What are react hoop can you name a few build in hoops and explain their purpose
Ans. 
React hooks are functions that let you use state and other React features without writing a class.
• useState: allows functional components to have local state

• useEffect: performs side effects in function components

• useContext: allows you to subscribe to React context without introducing nesting

• useReducer: an alternative to useState for more complex state logic

• useMemo: memoizes the result of a function

• useRef: returns a muta...read more
Answered by AI
Add your answer
Q4. How would you optimise the performance of a react application discuss some techniques or best practice you would implement
Add your answer

Crude operations perform

Q1. Discuss with salary and joining date and why are you join my company .
Add your answer