Day 3: Lifecycle Methods and Hooks

QUESTION 1:
Create a class component that logs messages to the console when the component mounts, updates, and unmounts. Use componentDidMount, componentDidUpdate, and componentWillUnmount.

QUESTION 2:
Write a functional component that uses the useEffect hook to:

Log a message when the component renders for the first time.
Clean up by logging a message when the component unmounts.

QUESTION 3:
Create a timer component using useState and useEffect that starts at 0 and increments by 1 every second.

QUESTION 4:
Write a component to fetch data from a public API (e.g., JSONPlaceholder) using the useEffect hook and display it in a list.

QUESTION 5:
Build a component that updates its background color randomly every 2 seconds using the useEffect hook.