What is the difference between class composition and class inheritance?
A. Composition allows creating new classes
B. Inheritance allows creating new classes
C. Composition involves using existing classes
D. Inheritance involves using existing classes
Answer: Option C
Solution (By Examveda Team)
Class composition involves using existing classes to build more complex ones, while inheritance involves creating new classes based on existing ones.This Question Belongs to Python Program >> Advanced OOP Concepts
What is encapsulation in object-oriented programming (OOP)?
A. Exposing internal details of an object
B. Grouping data and methods into a single unit
C. Hiding data and methods within an object
D. Inheriting from multiple classes
What is the main benefit of encapsulation?
A. Improved code readability
B. Faster execution
C. Enhanced security
D. Better memory management
A. Creating new objects from existing ones
B. Allowing objects to share attributes and methods
C. Restricting access to object attributes
D. Converting classes into objects
What is an abstract class in OOP?
A. A class that cannot be instantiated
B. A class with no attributes
C. A class with only attributes
D. A class that cannot have methods
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