When you are preparing to interview for a Java programming job, it’s important to consider the questions you’ll be asked. These interview questions can vary based on many factors, including company type, role level, and how long the company you interview with has been in business. How can...
Inheritance in Java How to Reverse a String in Java- With Examples Serialization in Java (Examples & Methods) What is Socket Programming in Java? All You Need to Know HashMap in Java Top Java Frameworks: Introduction, Features, and Advantages Online Java Compiler Substring in Java: Examples, ...
JavaConcurrencyis a very wide topic. There are hundreds of tutorials and examples available for use to use. Some time back I’ve written few tutorials onRun Multiple Threads Concurrently in Javaand different types ofSynchronized Blocks. Kindly visit detailed tutorial for more explaination:htt...
Object-oriented programming or popularly known as OOPs is a programming model or approach where the programs are organized around objects rather than logic and functions. In other words, OOP mainly focuses on the objects that are required to be manipulated instead of logic. This approach is ideal...
Java - OOPs Concepts Java - Object & Classes Java - Class Attributes Java - Class Methods Java - Methods Java - Variables Scope Java - Constructors Java - Access Modifiers Java - Inheritance Java - Aggregation Java - Polymorphism Java - Overriding Java - Method Overloading Java - Dynamic Bin...
The post also explains how to use abstract class and interface to create a flexible design. I also recommend to readjava abstract classandinterface in javatutorials. 10.Why Java Doesn’t support multiple inheritance and Composition vs Inheritance ...
Interfaces facilitate multiple inheritance, abstraction and can cut down on the coupling between components. 20) What is the use of encapsulation? It hides the implementation detail and in fact the data, all through invocations restricted by getters, setters and so on. ...
Inheritance Encapsulation Polymorphism AbstractionPlatform independent: A single program works on different platforms without any modification. High Performance: JIT (Just In Time compiler) enables high performance in Java. JIT converts the bytecode into machine language and then JVM starts the execution....
3. Explain Java Exception Hierarchy? Java Exceptions are hierarchical andinheritanceis used to categorize different types of exceptions.Throwableis the parent class of Java Exceptions Hierarchy and it has two child objects –ErrorandException. Exceptions are further divided into checked exceptions and run...
Inheritance Polymorphism Portable: Java is portable because the bytecode generated on one machine can be taken to any platform for the execution. Platform Independent: The java compiler converts the source code to bytecode and then JVM executes the bytecode to produce the output. If you compile...