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Java Interview Question

 Java is a popular programming language used for developing various applications, ranging from web-based to desktop and mobile applications. Therefore, it's essential to prepare adequately for a Java job interview. Below are some Java interview questions for freshers that you should be aware of: What is Java, and why is it popular? Answer: Java is a high-level, object-oriented programming language developed by James Gosling and his team at Sun Microsystems (now owned by Oracle Corporation). Java is popular due to its simplicity, portability, and security features. Java code can run on multiple platforms (Windows, Mac, Linux) without any modifications, making it an ideal choice for cross-platform development. What is the difference between JDK, JRE, and JVM? Answer: JDK (Java Development Kit) is a software development environment used for creating Java applications. JRE (Java Runtime Environment) is an environment used to execute Java applications. JVM (Java Virtual Machine) is a pl...
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write a java program of friendly number

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A friendly number is a positive integer that is equal to the sum of its proper divisors (excluding itself). In other words, a friendly number is a number that is the sum of its factors, except for the number itself. java programming beginner guide For example, the number 6 is a friendly number because its proper divisors are 1, 2, and 3, and 1 + 2 + 3 = 6. Another example is the number 28, which has proper divisors 1, 2, 4, 7, and 14, and 1 + 2 + 4 + 7 + 14 = 28. Friendly numbers are a type of integer sequence that have been studied in mathematics for centuries, and they have many interesting properties and applications in various fields, including number theory, cryptography, and computer science. import java.util.Scanner; public class FriendlyNumber {     public static void main(String[] args) {         // Create a scanner object to read user input         Scanner scanner = new Scanner(System.in);          ...
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Java Programming Language: A Beginner's Guide

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 Java is a popular object-oriented programming language that is widely used for developing desktop, web, and mobile applications. It was originally developed by Sun Microsystems and released in 1995. Java is known for its platform independence, meaning that Java applications can run on any operating system with a Java Virtual Machine (JVM) installed. In this blog post, we will explore the key features of Java and why it is a valuable language for developers. Simple and Easy to Learn Java has a simple and intuitive syntax that is easy to read and write. This makes it a great language for beginners who are just starting to learn to program. Additionally, Java has a large and active community of developers who provide plenty of resources, tutorials, and support for learning the language. READ MORE :  Friendly Numbers  program Object-Oriented Programming Java is an object-oriented programming language, meaning that it allows you to create and manipulate objects with propertie...
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