PHP OOPs Interviewfragen und Antworten
Frage 1. What is Object-Oriented Programming (OOP)?
OOP is a programming paradigm that uses objects, which are instances of classes, to organize and structure code.
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Frage 2. Explain the four pillars of OOP.
The four pillars of OOP are encapsulation, inheritance, polymorphism, and abstraction.
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Frage 3. What is encapsulation?
Encapsulation is the bundling of data and methods that operate on the data into a single unit, i.e., a class.
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Frage 4. How does inheritance work in PHP?
Inheritance allows a class to inherit properties and methods from another class. It promotes code reusability.
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Frage 5. What is polymorphism?
Polymorphism allows objects of different classes to be treated as objects of a common base class. It includes method overloading and overriding.
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Am hilfreichsten laut Nutzern:
- What is Object-Oriented Programming (OOP)?
- Explain the four pillars of OOP.
- How does inheritance work in PHP?