These Java interview questions are based-on Core and advanced Java programming topics such as Core Java Concepts, Object-Oriented Programming (OOP), Java Collections Framework, Multithreading, Java I/O, Exception Handling, Java Memory Management, Java Annotations, Java Design Patterns, Java Streams ...
Java is not completely object-oriented language as it provides the use of primitive datatypes (like `int`, `char`) which are not objects. 60) Explain singleton class in java. How can we make a classsingleton? A singleton class makes sure there is onlyone instance. Example: public class S...
Private methods in Interfaces Reactive Streams GC (Garbage Collector) Improvements You will find more details about them atJava 9 Features. 7. What are the important features of the Java 8 release? Java 8 has been released in March 2014, so it’s one of the hot topics in java interview q...
java collections java8 streams-api Updated Mar 27, 2025 Java learning-zone / java-basics Star 1.7k Code Issues Pull requests Discussions Java Basics ( Java-8 ) java design-pattern jsp jdbc multithreading hibernate collections servlet java8 java-programs Updated Sep 29, 2024 Java in28...
Coding Interview Challenge Practice: Learn How to Approach The Gilded Rose and Other Katas to Read and Improve Code Preparing for coding interviews?Emily Bache‘s course on the Gilded Rose kata is a must-try. It’s all about handling those tricky take-home challenges where you have to work ...
25+ Frequently Asked Java String Interview Programs 50+ Java String Interview Questions 60+ Java Strings Quiz Questions Java New String Methods – From Java 8 To Java 17 Java Arrays Introduction To Arrays How Are the Arrays stored in the memory? Copying An Array In Java Array Of Objects In ...
Interfaces In Java language, aninterfacecan be defined as a contract between objects on how to communicate with each other. Interfaces play a vital role when it comes to the concept of inheritance. An interface defines the methods, a deriving class (subclass) should use. But the implementation...
Knowledge of more advanced concepts, like generic types, lambda expressions, and Java streams, can help a developer write modern, clean code that can be easily understood by other software engineers on your team. The higher the code quality, the lower the chance of introducing a bug when an ...
2.Java 8 Interview Questions Java 8 was a major release with many new features. Some of them are Lambdas, Functional interfaces, Streams, and Date Time API. This article will help you in preparing for the interview related to these APIs. I recently wrote another article aspart-2 of java ...
An In-depth Look at C++ vs. Java ByTimothy Mensch Top Java Developers Are in High Demand. Start Hiring