Q1]

import java.sql.*;

public class DatabaseInfo {

    static final String JDBC_URL = "jdbc:mysql://localhost:3306/your_database_name";
    static final String USER = "your_username";
    static final String PASSWORD = "your_password";

    public static void main(String[] args) {
        try (Connection conn = DriverManager.getConnection(JDBC_URL, USER, PASSWORD)) {
            DatabaseMetaData metaData = conn.getMetaData();

       
            System.out.println("Database Product Name: " + metaData.getDatabaseProductName());
            System.out.println("Database Product Version: " + metaData.getDatabaseProductVersion());
            System.out.println("Driver Name: " + metaData.getDriverName());
            System.out.println("Driver Version: " + metaData.getDriverVersion());

      
            ResultSet rs = metaData.getTables(null, null, "%", new String[] { "TABLE" });
            System.out.println("\nTables in the database:");
            while (rs.next()) {
                String tableName = rs.getString("TABLE_NAME");
                System.out.println(tableName);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}


Q2]

import java.util.Random;

public class ThreadLifecycleDemo extends Thread {
    private String threadName;

    public ThreadLifecycleDemo(String name) {
        this.threadName = name;
    }

    public void run() {
        System.out.println("Thread " + threadName + " is created.");
        Random random = new Random();

        try {
            int sleepTime = random.nextInt(5000); // Random sleep time between 0 to 4999 milliseconds
            System.out.println("Thread " + threadName + " will sleep for " + sleepTime + " milliseconds.");
            Thread.sleep(sleepTime);
        } catch (InterruptedException e) {
            System.out.println("Thread " + threadName + " is interrupted.");
        }

        System.out.println("Thread " + threadName + " is dead.");
    }

    public static void main(String[] args) {
        ThreadLifecycleDemo thread1 = new ThreadLifecycleDemo("Thread1");
        ThreadLifecycleDemo thread2 = new ThreadLifecycleDemo("Thread2");

        thread1.start();
        thread2.start(); 
    }
}