Java 8 has been released in March 2014, so it’s one of the hot topics in java interview questions. If you answer this question clearly, it will show that you like to keep yourself up-to-date with the latest te
Java 8 has been released in March 2014, so it’s one of the hot topics in java interview questions. If you answer this question clearly, it will show that you like to keep yourself up-to-date with the latest technologies. Java 8 has been one of the biggest releases after Java 5 anno...
By excluding pointers from Java, a certain amount of abstraction is achieved. Java has automatic Garbage Collectors, the use of pointers can slow down the garbage collection process. This advanced Java interview question deals with the intricacies of the language and answering it can help set you...
React Js is a very secure framework as it provides a unique data abstraction layer which prevents unnecessary code exposures to the users. HOC in React Js refers to Higher-Order Components which is a type of advanced method used by the developers for reusing the logic of a component’s funct...
In this post, I have explained encapsulation and differentiated it with abstraction. A must-read interview question before moving forward. 1.10.Difference between Interfaces and Abstract Classes? There has been obvious separationabstract classesandinterfacesin Java since the language was born. But a lot...
19. What is the difference between abstraction and encapsulation in object-oriented programming? Two primary concepts in object-oriented programming are abstraction and encapsulation. Abstraction is the process of reducing complex real-world entities down to their fundamental characteristics and simply presen...
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. ...
Please refer earlier question for these rules. - If a class field is not used in equals(), you should not use it in hashCode() method. - Best practice for user defined key class is to make it immutable, so that hashCode() value can be cached for fast performance. Also immutable ...
Refer to first question in above list. 2. Have you faced out of memory error? If yes how you fixed ? Tell different scenarios why it comes? http://stackoverflow.com/questions/37335/how-to-deal-with-java-lang-outofmemoryerror-java-heap-space-error-64mb-heap ...
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...