We also covered the program to implement the encapsulation in Java. Java MCQ set 1 . By the title of this blog, one can easily make out the topic of our discussion today. while Encapsulation means hiding the code and data into a single unit to protect the data from outside world. Faster than others Platform independent Not reusable Not scalable . Encapsulation Inheritance Polymorphism Abstraction . Study and learn Interview MCQ Questions and Answers on Java Method Overloading. Every Java programmer should know how to implement the concept of Encapsulation. a) Compile time polymorphism b) Execution time polymorphism c) Multiple polymorphism d) Multilevel polymorphism *** UNIT-2 INHERITANCE AND INTERFACES. MCQ 7: Which concept of Java is achieved by combining methods and attribute into a class? Four major fundamental concepts in Java are inheritance, polymorphism, encapsulation, and abstraction. The other three are inheritance, polymorphism, and abstraction. MCQ 6: Java programs are. A directory of Objective Type Questions covering all the Computer Science subjects. Coming to the end of this article, we discussed the detailed and conceptual description of Java Encapsulation with the real-world example, so that you can easily relate it with the real world analogy. Here Coding compiler sharing a list of 40 Java Objective Questions and Answers for freshers and experienced Java developers.We hope that these Java MCQ Questions will help you to crack your next Java interview.All the best for your future and happy Java learning. 2.Abstraction is used for hiding the unwanted data and giving relevant data. Encapsulation in Java is a mechanism of wrapping the data (variables) and code acting on the data (methods) together as a single unit. Encapsulation Abstraction Inheritance . Attend job interviews easily with these Multiple Choice Questions. 3. Data Types and Variables Declaration and Access Control Array Strings Operators Constructors and Methods Flow Control Overriding and Overloading Interfaces and Abstract Classes Inheritence Exceptions Threads Input Output . 100 Important Java MCQ (MCQs Online Test) Java MCQ – Java MCQ with Answers -All these are very important Java MCQ (Multiple choice) questions and answers for the students and professionals to get success in any written exam as well as interview exam which want to check the knowledge of Java. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview … You can print these Questions in default mode to conduct exams directly. Multiple choice questions on Object Oriented Programming topic OOPs Concept and Features. Java Multiple Choice, MCQs, Objective Type, Quiz, Gk, Online test, Mock test Questions for various Interview, Competitive Exams and Entrance Test. 32) Which of the following is not OOPS concept in Java? Practice these MCQ questions and answers for preparation of various competitive and entrance exams. The other three are inheritance, polymorphism, and abstraction. - 1 Java Program Practice Mcq Question and Answer. Core Java Multiple Choice Questions With Answers 2020. A Computer Science portal for geeks. Q 1. It describes the idea of bundling data and methods that work on that data within one unit, e.g., a class in Java. Core Java Multiple Choice Questions This concept is also often used to hide the internal representation, or state, of an object from the outside. Encapsulation is one of the four fundamental OOP concepts. 33) Which of the following is a type of polymorphism in Java? a) Inheritance b) Encapsulation c) Polymorphism d) Compilation. 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