Inheritance and Object Methods Summary

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StatelyJasmine
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18 Questions

Which concept ensures that the base class's integrity is maintained in object-oriented programming?

Inheritance

In object-oriented programming, which class do all classes inherit from directly or indirectly?

Object

Which concept allows a class to acquire methods from another class either directly or through a chain of inheritance?

Inheritance

In the context of object-oriented programming, what is the purpose of Figure-12 mentioned in the text?

Summarizing methods inherited by all classes

What type of relationship is established between two classes when one class inherits from another?

Parent-Child

What is the main benefit of using inheritance in object-oriented programming?

Promotes software reusability

Which access modifier is typically used to give derived classes access to base-class members?

Protected

What is the purpose of using 'base' in derived classes in C#?

To access base-class members

Which relationship does inheritance represent in object-oriented programming?

Is-a relationship

In object-oriented programming, what does a derived class do in relation to a base class?

Add its own fields and methods to specialize

How are objects treated in relation to their inheritance hierarchy?

Derived-class objects are treated as objects of their base class

Which keyword declares that a derived-class method overrides a virtual or abstract base-class method?

override

What happens when a method is overridden with a more restrictive access modifier?

It breaks the is-a relationship

Which class represents an employee that receives a base salary in addition to a commission?

BasePlusCommissionEmployee

What can copying and pasting code from one class to another lead to?

Errors and duplicated code

Why must a derived-class constructor call its base-class constructor?

To ensure proper initialization of inherited instance variables

What does the virtual keyword allow in a base-class method?

Enables overriding in derived classes

Inheritance enables a derived class to access which type of members of its base class?

Protected members via public properties

This quiz covers the topic of inheritance in object-oriented programming, highlighting how all classes inherit directly or indirectly from the object class. The quiz also discusses the preservation of the base class integrity and provides a summary of object methods inherited by all classes.

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