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Advanced Oop Concepts MCQs

Practice Advanced Oop Concepts MCQs for competitive exams.

Advanced Oop Concepts MCQs

Practice questions from this topic.

What is the purpose of the super() function in advanced OOP?

  1. A. To call the base class constructor
  2. B. To create a new instance of a class
  3. C. To override base class methods
  4. D. To define class attributes
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How can you implement method overloading in Python?

  1. A. By defining multiple methods with the same name but different parameters
  2. B. By using the @overload decorator
  3. C. By using the @methodoverload decorator
  4. D. By defining methods with different names
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What is the role of the @abstractmethod decorator in advanced OOP?

  1. A. To create abstract classes
  2. B. To prevent method overriding
  3. C. To indicate that a method must be overridden in subclasses
  4. D. To define a method as static
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What is the diamond problem in multiple inheritance?

  1. A. A problem with defining diamond shapes
  2. B. A problem with multiple inheritance in shapes
  3. C. A problem with ambiguous method resolution
  4. D. A problem with creating classes in diamond shapes
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What is the purpose of the __eq__() method in Python classes?

  1. A. To create an instance of a class
  2. B. To compare two instances for equality
  3. C. To modify object attributes
  4. D. To convert an object to a string
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What is the difference between class composition and class inheritance?

  1. A. Composition allows creating new classes
  2. B. Inheritance allows creating new classes
  3. C. Composition involves using existing classes
  4. D. Inheritance involves using existing classes
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How is polymorphism achieved in Python?

  1. A. By using only class inheritance
  2. B. By using only class composition
  3. C. By using both class inheritance and composition
  4. D. By using multiple inheritance only
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What is the purpose of the __str__() method in Python classes?

  1. A. To convert an object to a string
  2. B. To define the string representation of an object
  3. C. To create a copy of an object
  4. D. To initialize object attributes
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How does operator overloading work in Python classes?

  1. A. By creating new operators
  2. B. By using built-in operators on class objects
  3. C. By adding new methods to built-in operators
  4. D. By modifying built-in operators
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What is the purpose of the @property decorator in advanced OOP?

  1. A. To define a setter method for a class attribute
  2. B. To define a getter method for a class attribute
  3. C. To add properties to classes
  4. D. To define methods for instance attributes
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What is the difference between a shallow copy and a deep copy in Python?

  1. A. Shallow copies copy nested objects
  2. B. Deep copies copy only the outer object
  3. C. Shallow copies copy references to nested objects
  4. D. Deep copies copy nested objects
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What is the purpose of the @staticmethod decorator in advanced OOP?

  1. A. To define methods that operate on instances
  2. B. To define methods that operate on classes
  3. C. To define methods that can be overridden
  4. D. To define methods that require arguments
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