What is constructor chaining and how is it achieved in Java? A child object constructor always first needs to construct its parent. In Java it is done via an implicit call to the no-args constructor as the first statement. Can a double value be cast to a byte? Yes, a double value can...
How to get the current time in milliseconds? You can get the current time in milliseconds in Java using System.currentTimeMillis() method. It returns the current time in milliseconds since January 1, 1970 (UNIX epoch time). Difference between a static and a non-static inner class? A ...
The @Repository annotation is used to define a Data Access Object (DAO) in Spring. It marks the class as a repository that handles database operations and allows Spring to configure AOP (Aspect-Oriented Programming) to manage exceptions. Specifically, it enables the translation of database-relate...
Here is a resource that provides a collection of commonly asked questions in Java job interviews. The page includes questions on a wide range of Java topics, including core Java concepts, object-oriented programming, collections, multithreading, exception handling, and more. The questions are ...
9.Scala Interview Questions Scala is famous programming language that provides functional programming in Java. I have written three successive posts that you can go though for scala interview. Scala intermediate interview questions Scala intermediate and advanced interview questions ...
7. What are the main concepts of OOPs in Java? Object-Oriented Programming or OOPs is a programming style that is associated with concepts like: Inheritance: Inheritance is a process where one class acquires the properties of another.
It is a programming concept that allows running multiple tasks within one single program in a concurrent manner. 4) When and by whom was Java developed? Java was developed in 1995 by James Gosling. Top Java Interview Questions and Answers – Set 2 1) What do JVM, JRE, and JDK stand for...
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...
Prepare for your Java interviews with these essential Java interview questions and answers. Boost your confidence and ace your next job interview.
In this post, we will some important interview questions specifically on Java 8. Java has changed a lot over years and Java 8 has introduced many new features which you need to know when you are preparing for Java interview. Here is a list of most asked Java 8 interview questions....