Scientech Easy welcomes you in the Java tutorial category. We have designed this tutorial series for beginners, students, and professional developers who want to learn Java programming from basic to advanced levels. Here, you will find easy-to-understand Java tutorials, practical example programs, interview questions, and quizzes.
So, let’s start to understand Java concepts one by one with these tutorials.
Here, we have listed the best collection of 40 Java abstract class interview questions with answers. These abstract class interview questions can be asked in any technical tests and interviews in different companies. We have also covered interview programming exercise…
Here, we have listed the most important tricky OOPs interview questions in Java with the best possible answers for 2026. These real-time OOPs interview questions in Java is often asked in the technical interviews, whether you are freshers and experienced…
Here, we have listed the top 50 Java inheritance interview questions with answers to help you prepare for technical tests and interviews. These questions cover important inheritance concepts commonly asked of freshers and experienced Java developers. By preparing these questions…
GregorianCalendar in Java is a concrete subclass of an abstract class Calender. In other words, it is an implementation of a Calendar class in Java API. It is the most commonly used calendar. A calendar in Java is an abstract…
Long class in Java is a wrapper class that wraps (converts) a value of primitive data type “long” in an object. In simple words, an Integer is a wrapper around a long. An object of Long class contains a single…
