1. Questions on OOP Core Concepts 1.1. What are the four major pillars of OOP? The major pillars on which OOP relies areEncapsulation,Inheritance,Polymorphism, and Abstraction. Encapsulationprovides security to our application; it consists ofprivatevariable declarations (data hiding) and accessor metho...
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 ...
Object-oriented programming: Object-oriented programming (OOP) is a programming paradigm based on the concept of "objects", which can contain data and code. The data is in the form of fields (often known as attributes or properties), and the code is in the form of procedures (often known ...
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...
OOP is a programming paradigmthat assumes centrality in Java because it allows for codes that are modular, reusable, maintainable, or easy to develop. The most characteristic features that it uses include classes and objects, encapsulation, inheritance, polymorphism, and abstraction. ...
In practice this means that an object of a child class is also an object of the parent class. In some cases a child class can redefine a method of parent class of the same name, this is calledoverriding. In this situation whenever this method is called the actual method executed is the...
No compatible source was found for this media. Java Message Service API. JDBC API. Java Persistence API. Java Naming and Directory Interface. NetBeans IDE. 8. Which is the best place to learn Java? You can use our simple and the best Java tutorial to learn Java and Advanced Java. We ...
Java Programming MCQ (Multiple Choice Questions) Here are 1000 MCQs on Java Programming (Chapterwise). 1. Who invented Java Programming? a) Guido van Rossum b) James Gosling c) Dennis Ritchie d) Bjarne Stroustrup View Answer 2. Which statement is true about Java?
1. What is method overloading in OOP or Java? (answer) It's one of the oldest OOPS concept questions, I have seen it 10 years ago and still see it now. When we have multiple methods with the same name but different functionality then it's called method overloading. For example. Sy...
Practice with Tool OOP's Q & A Video series Download Interview assesment What is the problem with Functional Programming? Can you define OOP and the 4 principles of OOP? What are Classes and Objects? What is Inheritance? What is Polymorphism, overloading, overriding and virtual?