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Object-Oriented Programming (OOP) — Page 2

Practice Object-Oriented Programming (OOP) MCQs for Pakistan exams (CSS, FPSC, PPSC, NTS) — 50 practice questions with answers and explanations.

Identify the correct definition of Super keyword.
What term describes the following? a design guideline suggesting that building complex behavior by combining objects is often preferable to relying solely on class inheritance.
In computer science, Composition over inheritance refers to which of the following?
Select the correct name for: the practice of restricting direct access to an object's internal data to protect it from unintended interference.
A design pattern that restricts the instantiation of a class to a single shared object. What is this concept called?
Which term refers to a blueprint that defines the properties and behaviors that objects created from it will have?
What does Class refer to?
What is the name for an instance of a class that contains actual values for the properties defined by the class?
Which of the following best describes Object?
Identify the correct concept described as: an OOP mechanism that allows a class to acquire properties and behaviors from another class.
Inheritance is best defined as which of the following?
An OOP concept that allows objects of different classes to be treated through a common interface. What is this concept called?
Choose the correct description of Polymorphism.
Which of the following best names the concept in which an OOP principle that bundles data and methods together while restricting direct access to some components?
What is the function or purpose of Encapsulation?
The concept in which an OOP principle that hides complex implementation details and exposes only essential features is best known as which of these terms?
Identify the correct definition of Abstraction.
What term describes the following? a special method automatically called when an object of a class is created, used to initialize it.
In computer science, Constructor refers to which of the following?
Select the correct name for: the ability to define multiple methods with the same name but different parameters in a class.

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