Core Java Interview Questionsposting java interview questions
Java’s main method is public and static so that Java runtime can access it without initializing the class. The input parameter is an array of String through which we can pass runtime arguments to the java program. Check this post to learnhow to compile and run a java program. 18. What...
java interview questions and answers Which class is the superclass for every class. Why Java does not support pointers? What is object cloning? Is there any difference between nested classes and inner classes? Can a top level class be private or protec
Data structures and algorithms interview questions Java interview programs For beginners For experienced programmer Java Interview Questions Given below are about 100 Java Interview Questions, that questions you will see are among the common and top questions asked in interviews. These will also help you...
Hi Friends, In this article, we have shared 100+ java interview questions for both beginners and experienced folks. If you are a java beginner, I highly recommend you to checkout my java tutorial. Table of Contents Basic Questions OOPs interview Question
Being in IT industry for almost 15 years, I have come across some most important Core Java Interview questions, which are frequently asked in most of the interv
Core Java - Interview Questions and Answers for 'Arraylist' - 27 question(s) found - Order By Newest Very frequently asked. Favorite question in Walk in Drive of many Indian service companies. Q1. What is the difference between ArrayList and LinkedList ? Core Java Ans. Underlying data...
Top 25 Java Interview Questions : 1. Which two method you need to implement for key Object in HashMap ? In order to use any object as Key in HashMap, it must implements equals and hashcode method in Java. ReadHow HashMap works in Javafor detailed explanation on how equals and hashcode...
check here10 Interview questions on Singleton Pattern in Java 12. Can you write code for iterating over hashmap in Java 4 and Java 5 ? Tricky one but he managed to write using while and for loop. 13. When do you override hashcode and equals() ?
Another good Java interview question, I think answer is not sufficient but here it is “Substring creates new object out of source string by taking a portion of original string”. see my postHow SubString works in Javafor detailed answer of this Java question. ...