Hibernate is the best Java-based ORM tool in the market. It’s used a lot in most of the enterprise applications to overcome the shortcomings of JDBC. Hibernate provides flexible configuration using XML, JPA annotations as well as through code. So it’s always a plus point to have Hibernate...
What are the worse outcome from client/bank point-of-view? What changes could be made to make this code thread safe?Why this interview question?For better or worse, a lot of high-performance Java code will need to be multithreaded. However, writing correct multithreaded code that is safe ...
the value of the variable can't be written to the stream instead when the class is retrieved from the ObjectStream the value of the variable becomes null.
Interfaces are good for starting point to define Type and create top level hierarchy in our code. Since a java class can implements multiple interfaces, it’s better to use interfaces as super class in most of the cases. Read more atjava interface. 32. What is an abstract class? Abstract ...
Another useful interview strategy is to review potential Java interview questions in advance. Let’s check out examples of some of the top Java interview questions. Also, each question includes some information that can help refresh your memory. ...
If you are not well versed in writing multi-threading code then this is real tricky question for you. This Java question can be tricky even for experienced and senior programmer, who are not really exposed to deadlock and race conditions. Key point here is order, if you acquire resources ...
Looking forward to appear in Java Interview, here are the key 100+ Java Interview Questions with Answers only for you including some of the tricky questions with answers.Table of ContentsSr.No.Question 1 What are new Java8 Features? 2 Difference between GET & POST METHODS? 3 Difference betwee...
that a chat application allows you to send messages to your friend. It's a point-to-point ...
27、【javatpoint 】说实在的，我觉得这个网站对新手小白极其友好，真的是那种边学边练，强烈推荐， ...
29. Why Iterator doesn’t have add() Method? The sole purpose of anIteratoris to enumerate through a collection. All collections contain theadd()method to serve the purpose. There would be no point in adding to an Iterator because the Collection may or may not be ordered. AndIterator.add...