Plese solve this with Java program concept only. Plese answers according to the questions carefully. Thank you in advance

Q: Please explain the three ways to compile Java code?

A: To Do: Ways to compile java code.

Q: A detachment of n soldiers must cross a wide and deep river with no bridge in sight. They notice two…

A: Algorithm: 1. Start 1. Initialize n to 10, boys to 2, boatSize to 1, and crossings to 0. 2. While n…

Q: Select the best code to utilize generics so that the class implements the Comparable interface…

A: Answer :

Q: Computer science  JAVA programming language

A: We need to write Java functions for the given scenario.

Q: public class Person • public void eat() public class Student extends Person • public void study ()…

A: Solution:   Given,

Q: Code in Java. Instructions attached

A: the answer to the following question:-

Q: There are n ≥ 2 married couples who need to cross a river. They have a boat that can hold no more…

A: Set the number of couples (n) to 2. Set the boat's starting bank (boatBank) to 1. Set the starting…

Q: Write an unchecked exception that passes the String message "Exception 404: Feelings not found" into…

A: Solution:   Implementing Exception with given message:   class YourNameException extends…

Q: Given the following code, what is the value of b? String s1 = "clownshoes"; String s2 =…

A: Java function toUpperCase() method returns the string in uppercase letter. It converts all…

Q: Concept Questions: a. Can interfaces be used to exhibit polymorphism. Explain with a coded example.

A: a) Can interface be used to exhibit polymorphism======> => Remember that interface cannot…

Q: For the given parent class, write a child class that satisfies the following requirements: • child…

A: Inheritance: It is OOP concept where one class inherits all the methods and properties of another…

Q: Match the literals to their respective data types: char "A" String 'hi' float 1.331f

A: Answer :

Q: For the given code below, which lines are valid (will compile and run)? Assume each line is run…

A: The problem is based on the basics of static and non-static functions in java programming language.

Q: Which of the following statements are correct?

A: The correct statements are: I: try (PrintWriter output = new PrintWriter("output.txt");) {…

Q: Create a program that will ask the user to enter a string Your task is replace the elements in the…

A: As given create a program that will ask the user to enter a string and replace the following…

Q: Write a program that keeps prompting the user to enter the first character of his favorite car; and…

A: The user enters the first alphabet of the car and his/her car’s name get displayed.

Q: Given the following class hierarchy, identify whether the method foo is overloaded, overridden, or…

A: Answer :

Q: Problem 2 Assume you implement a Queue using a circular array of size 4. Show the content of the…

A: Now first understand what is circular array .  The circular array is something into which after the…

Q: Write a Java program to perform the following task: First define an Employee class which includes…

A: The answer is given below:-

Q: First Array In this lab you will be creating your first integer array, populate it and update each…

A: In the given program, First, we create an array named myIntArr of integer type and assign 5 values…

Q: 3 7 8 20 1 4 10 25 49 12 57 8 63 29 25 31 38 olo

A: Below i have drawn min-heap:

Q: Explain how this Java Program executes, As much as possible explain per line in a detailed manner.

A: Algorithm: 1. Start2. Declare a Scanner sc and take input from the user.3. Take a character as input…

Q: Draw an evergreen tree using three overlapping triangles and a rectangle. Remember that the order…

A: It is defined as a programming language and a platform. Java is a high level, robust,…

Q: Complete the following code. Make sure to complete the code in such a way that doesn't invalidate…

A: The answer is given below.

Q: 2. Implement the class Toy. The constructor takes as parameters the receiver's name, the price, the…

A: class Gift{        private String receiver;        private double price;        public Gift(r,p){…

Q: Given the code below, what will be the value returned from the method invocation shown? public…

A: 15

Q: 3. A program that prints the power table for integers from 1 to 5. The table must include the…

A: public class Main{ public static void main(String[] args)  {  System.out.print("\t\t\t\t\tPower…

Q: Given a long integer representing a 10-digit phone number, output the area code, prefix, and line…

A: Java Code is provided below:

Q: A method called getStatistics that takes an array of integers and an integer, and returns a double…

A: Use an if-else statements to check for the second parameter and then perform specified operation in…

Q: Fill in the most appropriate code in the blanks in the Myint class? public class Mylnt implements .{…

A: The code defines a class named MyInt that implements the Comparable interface, which allows…

Q: Match the sorting algorithms with their corresponding computational complexity. bubble sort O(n^2)…

A: Algorithm Time complexity Table: sorting\ Time  worst time average time best time bubble sort…

Q: What are the values of the elements in the array numbers after the following code is executed? int[]…

A: List[9] value after the index in the number array are completed

Q: What is the order of the following data after 3 iterations (i.e. passes) of an descending (i.e.…

A: The answer is given below.

Q: Which of the following can be used to replace YYYYYYYY in the following code? public class WildCard…

A: the answer of this question is below Explanation:

Q: In this section you need to provide a method which will transform a node x to have a different…

A: below is the code:

Q: Given the following code and Fileln.txt, what will be the contents of FileOut.txt, if any? Assume…

A: In  step 2,  I have  provided   answer  with  screenshot  of  FileOut.txt---------------- In further…

Q: Write a code segment to add two matrices A and B, and store the results in matrix C. C = A+B, that…

A: Dear Student, As only code segment is asked in question instead of whole program, I am just…

Q: Describe a nonrecursive algorithm for enumer bers {1,2,...,n} using an explicit stack.

A: permutation(A[], p)                 if (p =1)                                 print A[]…

Q: 1. Design a UML diagram to represent class called damConstruction, to implement the properties of a…

A: Summary:In this question, we need to design a UML diagram to represent a class called dam…

Q: Implement the following class methods: isRecovered() method returns true if the old pcr result is…

A: The required problem can be addressed with the help of Java language. With the help of this…

Q: Given the following class hierarchy, identify whether the method foo is overloaded, overridden, or…

A: Answer :

Q: Write a checked exception that passes the String message "Exception 403: Forbidden" into the parent…

A: Solution:   Exception class Implementation:   class YourNameException extends RuntimeException{…

Q: For the class hierarchy and declarations above, correctly indicate whether each of the following…

A: Avatar a1 = new Earth();  Avatar a2 = new Fire();   Earth e = new Earth();  Fire f = new Fire();  //…

Q: Implement an interface named Spreadable that defines the following contract: • Method named spread…

A: An interface in Java is a blueprint of a class. Following are the properties of an interface: We…

Q: public class Animal{ public Animal() { System.out.println("ANIMAL"); } } public class Horse extends…

A: super(): So super is used to call the parent class constructor so if any class inherit to any other…