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Interview Questions and Answers for 'Dxc technology' - 2 question(s) found - Order By Newest

Q1. Explain OOPs

or

Explain OOPs Principles

or

Explain OOPs Concepts

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Explain OOPs features

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Tell me something about OOPs

^{2017-06-13 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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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

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Which of the OOP's features facilitate dependency injection ?

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Which of the polymorphism type - static or runtime - is more important ?

Which of the OOP's feature is most important ?

Q2. What are the 7 OSI LAYERS ?

^{2018-11-19 14:21:40}

Ans. Layer 7 - Application
Layer 6 - Presentation
Layer 5 - Session
Layer 4 - Transport
Layer 3 - Network
Layer 2 - Data Link
Layer 1 - Physical

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or

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