1. Java provides one interface to sort objects of user defined types. What is the name of this interface type. Use an example to describe how to implement this interface. (You answer must be within 5 lines)

Q: Java provides one interface to sort objects of user defined types. What is the name of this…

A: Java Provides Comparator interface to sort objects of user defined types. and this interface…

Q: 1. Java provides one interface to sort objects of user defined types. What is the name of this…

A: 1) Java Comparator interface is used to order the objects of the user-defined types. This interface…

Q: i need netbean java ide code Q: Write a java program in which you will declare two interface sum…

A: interface Sum{    void sum();}//sum interface it will contain a method sum interface Add{    void…

Q: (Remember that in Java every object is accessed through a pointer and that methods are virtual by…

A: In Java, inheritance is a technique that allows one object to inherit all of the characteristics and…

Q: a) Can a class implement more than one interface in java? Give an example of interface.

A:

Q: Please use java 8 and JavaDoc:   - Create a generic interface. Create an abstract class that…

A: interface bartleby {        void learnCoding();        void learnProgrammingLanguage();        void…

Q: In Java 1. Can a derived class have two base classes? Can it implement two interfaces? 2.Can an…

A: You can derive a category from any variety of base categories. explanation category|a category} from…

Q: only in java not in java c++ 1. Define an interface named Shape with a single method named…

A: Given : 1. Define an interface named Shape with a single method named area that calculates the area…

Q: OEvery class in Java implements zero or more interfaces.

A: A class implements multiple interfaces. And this is known as multiple inheritance.

Q: Can a class implement more than one interface in java? Give an example of interface.

A: interface Walk                 // first interface Walk {     void walk(); } interface Run…

Q: only in java not in java c++   Create an interface EnhancedShape that extends Shape and also…

A: Below is the required Java program.  Program Approach:   Define an interface as EnhancedShape.…

Q: Could you please provide me with unique for the following question?   Why do you need to implement…

A: Look in Java when we implement an interface using class. It is used for data abstraction. The…

Q: 1. A Java interface can contain only constants and abstract methods. 2. A class that implements an…

A: Java is a programming language. It contains extensive libraries (package). It can be used to create…

Q: PLZ help with the following IN JAVA Any constant variables defined in an interface must be defined…

A: Access modifier defines limit of variables and methods for accessing. Like public, private,…

Q: An interface in Java is created by using the following keyword a. abstract O b. extends O c.…

A: 1) In java we use keyword interface to declare an interface 2) Interface is used to provide total…

Q: To inherit an interface in Java which keyword is used O a. abstract O b. extends c. new O d.…

A: In java, we can extend class with the help of extends keyword.

Q: Write an interface class in C++ (just a .h file) for a Vehicle. Vehicles have the following…

A: file should be saved with ".h" extension.

Q: Write a Java interface called Priority that includes two methods: setPriority and getPriority. The…

A: The answer given as below:

Q: Assume that a group of four programmers are working on different classes of a Java program. Use an…

A: By using classes one cannot create multiple inheritances in all languages. For an Example  : java…

Q: Please give a detailed answer for the below three questions along with code examples. Difference…

A: public, private and protected are the access specifiers which are used in knowing whether a method…

Q: in java  We want to present the animal world. In the Java programming language, implement the…

A: public class Main{ public static void main(String[] args)  {  Bird b=new Bird();          //create…

Q: Can two interfaces mutually extend each other? Why or why not?

A: Ans:-  Yes. One interface can inherit another by use of the keyword extends. The syntax is the same…

Q: Discuss about Java's interfaces. Provide an example that the usage of inheritance and interfaces…

A: Interface in Java is blueprint of the class. It can have both methods and variables. However the…

Q: 2. What is the output of the following code? Can the class implement multiple interfaces?

A: A class can implement any number of interfaces and we have to implement all the abstract methods in…

Q: Solve the programming exercise P8.2 on Page 449 on the book. Implement a class Quiz that implements…

A: Measureable.java public interface Measurable {     double getMeasure(); } Quiz.java public class…

Q: Create a program in Java that implements Polymorphism and asks the users input to compute the wages…

A: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 import java.util.Scanner; class…

Q: Select ALL the correct Java statements for the following hierarchical diagram. Assume C1 and C2 are…

A: An interface in Java is a blueprint of a class. It has static constants and abstract methods but it…

Q: Give examples showing how "super" and "this" are useful with inheritance in Java. Include examples…

A: class A { int i;  A(int a) {  this.i = a; }}class B extends A { int i;  B(int a, int b) {  super(a);…

Q: Define a Java interface named NumTrackerInterface. A class that implements this interface must keep…

A: Java program to create an interface NumTrackerInterface and two classes Tracker1 & Tracker2 is…

Q: Write a C++ program to define a class for calculator with data members as number1 and number2 (both…

A: Program code:   //including necessary header files #include <iostream>…

Q: Java, polymorphism refers to the fact that you can have __________ a. multiple class with the same…

A: In Java, polymorphism refers to the fact that you can have __________ a. multiple class with the…

Q: 1. Write Java code to do the following with one or more Primitive Wrapper Classes: A. Declare a…

A: public class WrapperClasses {  public static void main(String[] args) {  // using wrapper classes…

Q: 1. Based on the UML class diagram and the specification given below, write a complete Java program…

A: public class Person{    //declaring instance variables    private String Name;    private String…

Q: Please dont copy and paste and give proper explanation. Suppose that a Java implementer is required…

A: // the parent class class Person {   // general member variables   String firstname;   String…

Q: Create a program in java that implements Polymorphism to compute the wages of regular and…

A: Polymorphism is a property of implementing the method in various ways in various classes

Q: Mention the two ways of implementing the abstract methods declared in the interface when developing…

A: Abstract classes are similar to interfaces. You cannot instantiate them, and they may contain a mix…

Q: In Java, what is the difference between the Comparable interface and the Comparator interface?

A: Answer: 3. Implementing Comparable allows the implementing class to compare instances of itself to…

Q: Abstraction is the basis for good Object-Oriented design that is modular, reusable, and…

A: ANS: - Interface: - An interface is a contract, which simply states the behavior of some component.…

Q: Abstraction is the basis for good Object-Oriented design that is modular, reusable, and…

A: Interface: Interfaces may look like incomplete versions of abstract classes but they provide a…

Q: Describe a benefit from requiring class to implement an interface.

A: It is used to achieve total abstraction

Q: I. What is the difference between an interface and abstract class? J. OOPS, Web Related? K.…

A: GIVEN: I. Differentiate interface and abstract class? J. OOPs, web related? K. Classical top k…

Q: PLZ help with the following in java TRUE OR FALSE An interface can contain defined constants as…

A: Java interfaces are of simulating multiple inheritance, so they can contain defined constants as…

Q: a. How Java compensated for the absence of multiple inheritance? b. A class that contains any…

A: As Java doesn't support multiple inheritance, it is generally compensated by the  concept of…

Q: Implement the “missing” front and rear operations in JAVA using constructor and Also write output:

A: For implementing queue, we need to keep track of two indices, front and rear. We enqueue an item at…

Q: 1(c). what is the problem with the code below? Write two different ways to fix the problem.…

A: To Do: To tell the ways to fix the given codes.

Q: Why is it necessary to put in additional effort and code in Java programming (or object-oriented…

A: Here Is The Answer

Q: Draw an inheritance hierarchy of AbstractList and all its (direct and indirect) subclasses as they…

A: The Answer is

Q: Explain what are the various access specifiers in java ?

A: Access Specifiers: The access specifiers in Java specifies the accessibility or scope of a field,…

Q: Explain what are the various access specifiers in java ?

A: Access Specifiers in Java: Access modifiers and non-access modifiers are the two types of modifiers…

Q: Explain what are the various access specifiers in java ?

A: Various access specifier in java :- Definition : Access to Java classes, fields, and methods is…