Java Interview Questions for Freshers 1. Why is Java a platform independent language? Java language was developed so that it does not depend on any hardware or software because the compiler compiles the code and then converts it to platform-independent byte code which can be run on multiple ...
The best way we learn anything is by practice and exercise questions. Here you have the opportunity to practice the Java programming language concepts by solving the exercises starting from basic to more complex exercises. It is recommended to do these e
In this section, we’ll look at the top 30 interview questions on various Java OOPS concepts. Java is an Object-Oriented Programming language as it uses Objects that acquire certain properties with the help of functions and methods. Note that hiring managers askinterview questions on Java OOPSco...
Sometimes, we may face a situation where we need to get the input from the user in runtime. We use “Scanner” class to accept input from the user. Syntax: import java.util.Scanner; Scanner userInput = new Scanner(System.in); variable = userInput.next(); userInput.close(); User Inp...
Sample Input8Sample Output8 is power of 2An instance of class: Solution.Inner.Private has been createdResources to Improve Java KnowledgeHackerRank Java Practice QuestionsHackerRank Java CertificateHackerRank InterviewGet started with HackerRank Over 2,500 companies and 40% of developers worldwide use ...
Test your knowledge with a wide range of practice questions that simulate the actual certification exam format. Detailed explanations for each question to help you understand the reasoning behind the correct answers. Interactive Learning Experience: ...
These questions for Java interviews are prepared by the subject experts and can be practiced by the students and developers to practice, learn, and get selected by the top IT companies.We have categorized these questions into 3 sections. Let's practice the interview questions and answers on ...
Most frequently asked Core Java Interview Questions and answers with examples. Read and practice these core java questions covering basic and advanced questions for freshers and experienced professionals: In this tutorial, we have covered almost 50+ important Java interview questions with detailed answers...
publicclassStringPrograms{publicstaticvoidmain(String[]args){Stringstr="123";System.out.println(reverse(str));}publicstaticStringreverse(Stringin){if(in==null)thrownewIllegalArgumentException("Null is not valid input");StringBuilderout=newStringBuilder();char[]chars=in.toCharArray();for(inti=chars....
In this article, we present the top advanced Java interview questions and answers. We also share some commonly asked interview questions on topics such as multithreading, and OOPs. Top Advanced Java Interview Questions and Answers Q1. What is the Function of the intern() Method in Java? The ...