Q1]
public class TextPrinterThread extends Thread {
private String text;
private int times;
public TextPrinterThread(String text, int times) {
this.text = text;
this.times = times;
}
public void run() {
for (int i = 0; i < times; i++) {
System.out.println(text);
}
}
public static void main(String[] args) {
TextPrinterThread thread1 = new TextPrinterThread("COVID19", 10);
TextPrinterThread thread2 = new TextPrinterThread("LOCKDOWN2020", 20);
TextPrinterThread thread3 = new TextPrinterThread("VACCINATED2021", 30);
thread1.start();
thread2.start();
thread3.start();
}
}
Q2]
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
Prime Number Checker
Prime Number Checker
<%!
boolean isPrime(int number) {
if (number <= 1) {
return false;
}
for (int i = 2; i <= Math.sqrt(number); i++) {
if (number % i == 0) {
return false;
}
}
return true;
}
%>
<%
String numberStr = request.getParameter("number");
if (numberStr != null && !numberStr.isEmpty()) {
int number = Integer.parseInt(numberStr);
boolean prime = isPrime(number);
%>
<%
if (prime) {
%>
<%= number %> is a prime number.
<%
} else {
%>
<%= number %> is not a prime number.
<%
}
%>
<% } %>