Access Modifiers In Java
Access Modifier as name implies is used to show how and where to access the classes and methods in a program. Mostly Programming language have three access modifiers, but java…
Inheritance In Java with example
Inheritance is the most popular feature of object oriented programming(OOPs).It means reusability of code.In Software engeneering , reusability is the use of existing code in some form within the software product development…
Polymorphism In Java with example
Polymorphism is a concept by which we can perform a single action by different ways thats why it is also called as one name many forms. Polymorphism is derived from…
Java, Microservices, Spring Boot and Cloud Interview questions for MNCs
1. Tell some HTTP response codes. HTTP status codes has five classes defined by the IANA standard: 1xx- Informational 2xx- Success 3xx- Redirection 4xx- Client error 5xx- Server error List…
Java Program to take input and print elements of array
In this tutorial, we are going to see the very first and basic program of the array in Java. Here we will learn to take the input of array elements…
Java program to add two numbers
In this tutorial we will learn writing Java programs to perform the addition of the two numbers. Or we can also say the sum of two numbers. We will see…
Swapping of two numbers in java
In this program, you'll learn writing the Swapping of two numbers in java. We will see different techniques to swap two numbers in Java. First approach of swapping will be…
Leap year program in Java with Explanation
In this tutorial, you'll learn how to write program in check if the given year is a leap year or not. Or We can say leap year program in Java.…
Java Program to find the Common factor of two number
Finding common factor of two number is also know as finding the GCD or HCF. GCD is a mathematical term stands for greatest common divisor (GCD). GCD is a largest non-zero positive…
Java program to generate a deck of cards
In this Java Program tutorial, we will learn writing program to print a deck of cards. We all know that there are 52 cards in the deck. And Each of…
Java Enhanced For Loop Explanation
Java Enhanced For Loop was introduced in Java 5. It is also know as for each loop. It is a simpler way to iterate through all the elements of a…
What is core java? Explain it
Core Java is the simplest part of Java that contains libraries. It is used to develop a desktop-based application, not a web application. In Sun microsystem terms, core java is…
Why String is immutable in java?
String is immutable in java because we can't modify or change it once it is created. Basically Immutable itself means unmodifiable or unchangeable. In Java Once we created string object…
A real-time example of multithreading in java
In this article we will focus on to know what is the real time example of multithreading in Java. Real time example means we will see where multithreading concept is…
Throw and throws in Java with example
throw and throws in Java are very important concept of exception handling. It is very useful to handle the both type of exceptions checked and unchecked. As we know that…
Advantages and disadvantages of oops in java
In java, oops have a very wide level of advantage. Because of this wide level of advantages in today's world oops is now become the first choice for all the…
Application of oops(Object Oriented Programming Language)?
There are various application of Object Oriented Programming Language (OOPs). Applications of OOPs 1. Client-Server Systems Object-oriented Programming is used widely in the design of Client-Server Systems. This Client-Server System…
Call by Value and Call by Reference in java with real-world examples
Hello Readers, Welcome back again with this new tutorial in Java. In this tutorial, we will learn Call by Value and Call by reference in depth with good programs and…
3 simple ways to reverse String in Java
There are many possible ways to reverse String in Java. We can use a StringBuffer, StringBuilder, and iteration, etc. In this tutorial we will learn writing the Reverse String Program…
Upcasting and Downcasting In Java with examples
Casting : Casting means assigning the object of one type to reference variable of another type. Upcasting In an upcasting child class object is assigned to the parent class reference…