In microservices, DRY stands for "don't repeat yourself," which means that we do not want to duplicate code but rather reuse itthrough a common libraryor a command so we don't repeat the business and we want to keep consistency, so you also avoid maintenance efforts. 55)What is Spring ...
However, writing correct multithreaded code that is safe from deadlocks and race conditions is notoriously difficult. That’s why this question is one of the java interview questions for experienced professionals.Java offers many primitives to help with this, but it takes experience to select the ...
The questions you were exposed to in this Java Interview Questions blog remain the most commonly asked questions by recruiters in the industry. We are certain that these sets of Java Interview Questions will be of great help to you if you are preparing for interviews. If you'd like to read...
Basic Java Interview QuestionsBelow are five examples of basic java problems. These questions are simple in nature, testing only one concept. They are meant to be solved in a collaborative integrated development environment (IDE). You can access the sample inputs, sample outputs, and base code ...
Waiting/Blocked:In this state, a thread is not running but still alive, or it is waiting for the other thread to finish. Dead/Terminated:A thread is in terminated or dead state when the run() method exits. Differentiate between the Thread class and Runnable interface for creating a Thread...
11.Java Programming Interview Questions Some tricky questions to test your programming skills. Also, check outjava tricky code snippets. 12.Java 7 Catch Block Java 7 has improved catch block to catch multiple exceptions in a single block. It’s a good improvement for making our catch block cod...
Core Java Interview Questions and Answers I have already written a lot aboutjava interview questionsfor specific topics such as String, Collections, and Multithreading. Java String Interview Questions Java Thread Interview Questions Java Collections Interview Questions ...
This core Java question is followup of previous question and expecting candidate to write Java singleton using double checked locking. Remember to use volatile variable to make Singleton thread-safe. check 10 Interview questions on Singleton Pattern in Java for more details and questions answers ...
In this article, we discuss interview questions for a Java developer and offer sample answers to help you create effective responses in your interview.
More Testable and Maintainable Code What is Lambda Expression? Lambda Expression is an anonymous function which accepts a set of input parameters and returns results. Lambda Expression is a block of code without any name, with or without parameters and with or without results. This block of code...