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Interview Questions and Answers for 'Gruppo Banca Sella' - 2 question(s) found - Order By Newest

  Q1. Explain OOPs

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Explain OOPs Principles

or

Explain OOPs Concepts

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Explain OOPs features

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Tell me something about OOPs
Core Java2017-06-13 08:25:45

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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   Like         Discuss         Correct / Improve     oops  oops features     Asked in 237 Companies      basic        frequent


Related Questions

 Can you give a real world example of Encapsulation and Abstraction ?
 Which of the following Java feature promotes access protection or Hiding ?

a. Inheritance
b. Encapsulation
c. Abstraction
d. Composition
 Define encapsulation in Java ?
 Give an example of how Object Oriented Programming Concepts can be implemented.
 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 ?


  Q2. What is reflection ?
Anonymous
Ans. It is the process of examining / modifying the behaviour of an object at runtime.

  Sample Code for reflection

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   Like         Discuss         Correct / Improve     java   reflection   reflection api   ebay   mindtree     Asked in 29 Companies      basic        frequent


Related Questions

  How can we test methods individually which are not visible or declared private ?
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 Can you tell us a use case of reflection in java that you have applied ?



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