Java Interview Questions for 2 to 5 Years Experience

In this post, we are going to cover the most frequently asked Java interview questions for a 2 to 5 years experienced Java developer. It contains interview questions not only from common Java topics like arrays, strings, threads, and OOPs but also from Java 8, NIO, Spring Boot, Design Patterns, etc. 

This list contains interview questions suitable for both beginners in Java programming and experienced developers with years of experience.

Java Program to Perform All Arithmetic Operations

In the world of programming, learning basic tasks like adding, mutiplying, deviding two numbers is a starting point for every beginner. So, in this post, we are going to explore how to perform all arithmetic operations using two numbers in Java, with a step-by-step explanation of the program. But before delving into that, you need to understand what the Arithmetic Operators in Java are.

There are total five arithmetic operators in Java as shown in below image:

Java Program to Check Given Number is Even or Odd

In this post, we are going to see two ways to print whether a given number is even or odd in Java. First one is using if-else statements, and another one without using if-else statements, using the ternary operator in Java. So, let's dive into the discussion of how to check whether a given number is even or odd.

Step by Step logic of the given Program:

1. First Create a Scanner class object to accept input from user.
2. Accept input from user and store that in variable called num.