50+ OOPs Interview Questions and Answers What is OOPS? OOPS stands for Object-Oriented Programming. It’s a way of writing computer…
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SQL Interview Questions and Answers in 2023 What Exactly is SQL? At its core, SQL stands for Structured Query Language.…
What is Vector Java? The vector is synchronized. Vector is a dynamic array like ArrayList. Vector is similar to ArrayList…
A collection is a container that holds a group of objects. The collection provides a way to manage objects easily.…
One of the key characteristics of object-oriented languages is inheritance. Getting traits from other people is the process of inheriting.…
Interfaces in Java have the following features All the methods defined in interfaces are implicitly abstract even though the abstract…
The explanation of different types of wrapper classes in Java Primitive Wrapper Class boolean Boolean int Integer float Float char…
Member inner classes are non-static classes defined within an enclosing class. At the class member level, a member’s inner class…
Unlike object-level variables, thread-local variables are variables exclusive to a thread. In a class, the ThreadLocal object is declared as…
Thread Groups are collections of other thread groups and threads. It is a method of organizing threads such that actions…
