Ans -Abstraction is the concept of hiding the complex implementation details and showing only the essential features of an object. Encapsulation is the mechanism of wrapping the data (variables) and code (methods) together as a single unit. For example, a car’s dashboard is an abstraction tha...
Abstractionis a concept of showing only important information and hiding its implementation.This is one of the most asked Oops interview questions as it checks basic oops concepts for java programmers. For example: When you see a car, you know it is running but how it running internally, you ...
Multithreading is an important concept that helps to solve present-day coding and design problems. Hence, you can expectJava Multithreading interview questionsin systems design interviews at FAANG+ companies. Get Ready For Your Upcoming Technical Interview If you’re getting ready for your upcoming Jav...
In that case, JVM will throw an error. To solve this problem, concept of Interface was introduced. In Java, multiple interface is allowed but multiple inheritance is not allowed.Hybrid Inheritance Hybrid Inheritance is the combination of two or more than two types of inheritance. Like multiple ...
This set of Java Multiple Choice Questions & Answers (MCQs) focuses on “OOPs”. 1. Which of the following is not OOPS concept in Java? a) Inheritance b) Encapsulation c) Polymorphism d) Compilation View Answer 2. Which of the following is a type of polymorphism in Java?
Checkout:[SAP BI ABAP Interview Questions] Q43) What is a destructor? Ans:Destructor is an operation that frees the state of an object and/or destroys the object itself. In Java, there is no concept of destructors. It's taken care of by the JVM. ...
Next we can go through the concept of inheritence which has the same as the word meaning as u all aware. Human | ___|___ | | / / Men Women Here Human is general class and Man and Women are sub classes of general thing.That is Human class contains all features general and Human...
If you are a Gentle Soul the concept of such callousness seems impossible. Sadly, not only is it possible, but we’re seeing increasing evidence of the selfish and the stupid inflicting all kinds of societal damage without a care in the world. You will often hear the selfish and the stup...
Instead of writing simple code, the concept of inheritance should be used, as it has many advantages over normal code. But we should also take care of the security of our code while implementing the inheritance concept in PHP. For this purpose, we have access specifiers, which we have alrea...
Answer:A concept of using an object in Java programming language benefits by the use of object-oriented concepts like encapsulation for binding together the state and behavior of an object, secures data access with access specifiers, features like abstraction in information hiding, inheritance to exte...