Quarks Technosoft interview question

1. Write javascript code to reverse a string without using inbuilt methods. 2. What is ReactJS 3. Virtual DOM 4, React Fiber 5. Life Cycle Method for class-based component 6. useRef, and createRef 7. useCallback and useMemo with example 8. call, apply and bind with an example 9. useState and useReducer 10, High order function