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| Core java - Interview Questions and Answers for 'Blue coat' - 2 question(s) found - Order By Newest | ||||
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| Ans. OOPs or Object Oriented Programming is a Programming model which is organized around Objects instead of processes. Instead of a process calling series of processes, this model stresses on communication between objects. Objects that all self sustained, provide security by encapsulating it's members and providing abstracted interfaces over the functions it performs. OOP's facilitate the following features 1. Inheritance for Code Reuse 2. Abstraction for modularity, maintenance and agility 3. Encapsulation for security and protection 4. Polymorphism for flexibility and interfacing | ||||
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 Can you give a real world example of Encapsulation and Abstraction ? | ||||
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| Define encapsulation in Java ? | ||||
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| Which of the OOP's features facilitate dependency injection ? | ||||
| Which of the OOP's feature - encapsulation or abstraction - is more important ? | ||||
| Which of the polymorphism type - static or runtime - is more important ? | ||||
| Which of the OOP's feature is most important ? | ||||
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| Ans. 1. Stack Segment - Contains primitives, Class / Interface names and references. 2. Heap Segment - Contains all created objects in runtime, objects only plus their object attributes (instance variables), Static variables are also stored in heap. 3. Code Segment - The segment where the actual compiled Java bytecodes resides when loaded | ||||
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| Discuss Correct / Improve java memory memory management stack memory heap memory code segment memory advanced Asked in 9 Companies expert frequent | ||||
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