Find error and correct it : public class ProgramLayout {    public static void main (String[] args)       { final double  PI    = 3.14159; double x; double sum = x+PI ;   System.out.println (sum);                 } // end class

Complete the isExact Reverse() method in Reverse.java as follows: The method takes two Strings x and y as parameters and returns a boolean. The method determines if the String x is the exact reverse of the String y. If x is the exact reverse of y, the method returns true, otherwise, the method returns false. Other than uncommenting the code, do not modify the main method in Reverse.java. Sample runs provided below. Argument String x "ba" "desserts" "apple" "regal" "war" "pal" Argument String y "stressed" "apple" "lager" "raw" "slap" Return Value false true false true true false

Fix all logic and syntax errors. Results Circle statistics area is 498.75924968391547 diameter is 25.2     // Some circle statistics public class DebugFour2 {    public static void main(String args[])    {       double radius = 12.6;       System.out.println("Circle statistics");       double area = java.Math.PI * radius * radius;       System.out.println("area is " + area);       double diameter = 2 - radius;       System.out.println("diameter is  + diameter);    } }

1 public class Main { 1234567 7 8 9 10 11 ENERGET 12 13 14 15 16 17 18} public static void main(String[] args) { String present = ""; double r = Math.random(); // between 0 and 1 if (r > >>

1. Insert the missing part of the code below to output the string. public class MyClass { public static void main(String[] args) { ("Hello, I am a Computer Engineer");

Fix all errors to make the code compile and complete. //MainValidatorA3 public class MainA3 { public static void main(String[] args) { System.out.println("Welcome to the Validation Tester application"); // Int Test System.out.println("Int Test"); ValidatorNumeric intValidator = new ValidatorNumeric("Enter an integer between -100 and 100: ", -100, 100); int num = intValidator.getIntWithinRange(); System.out.println("You entered: " + num + "\n"); // Double Test System.out.println("Double Test"); ValidatorNumeric doubleValidator = new ValidatorNumeric("Enter a double value: "); double dbl = doubleValidator.getDoubleWithinRange(); System.out.println("You entered: " + dbl + "\n"); // Required String Test System.out.println("Required String Test:"); ValidatorString stringValidator = new ValidatorString("Enter a required string: "); String requiredString =…

complete the missing code. public class Exercise09_04Extra { public static void main(String[] args) { SimpleTime time = new SimpleTime(); time.hour = 2; time.minute = 3; time.second = 4; System.out.println("Hour: " + time.hour + " Minute: " + time.minute + " Second: " + time.second); } } class SimpleTime { // Complete the code to declare the data fields hour, // minute, and second of the int type }

class Lab4Q1P3 { public static void main(String args[]) { int max = 10;while (max < 10) {System.out.println("count down: " + max);max--;}}} Do you know what is wrong with the program? I know that there is error on the 7th line but I don't know what to fix.

PROBLEM STATEMENT: Return the longest String! public class LongestString{public static String solution(String firstWord, String secondWord){// ↓↓↓↓ your code goes here ↓↓↓↓return null;}} Can you help me with this Java Question

public class main {    public static void main(String [] args)    {        Dog dog1=new Dog(“Spark”,2),dog2=new Dog(“Sammy”,3);        swap(dog1, dog2);        System.out.println(“dog1 is ”+ dog1);        System.out.println(“dog2 is ”+ dog2);    }     public static void swap(Dog a, Dog b)    {        String nameA = a.getName();        String nameB = b.getName();        a.setName(nameB);        b.setName(nameA);    }    What is the output of the main()?