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AP Computer Science A - Exam Review questions with answers
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AP Computer Science A - Exam Review questions with answers Inheritance defines a relationship between _______ that share characteristics -Correct Answer-objects Inheritance is when a new class (_______) is created from an existing class (_______) -Correct Answer-subclass, superclass The subc...

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  • August 16, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • inheritance defines a relationship between
  • inheritance is when a new class is creat
  • when methods of superclasses are overwritten by su

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  • AP Computer Science
  • AP Computer Science

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AP Computer Science A - Exam
Review questions with answers
Inheritance defines a relationship between _______ that share characteristics -Correct Answer-objects



Inheritance is when a new class (_______) is created from an existing class (_______) -Correct Answer-
subclass, superclass



The subclass _______ characteristics of its superclass -Correct Answer-inherits



When methods of superclasses are overwritten by subclasses -Correct Answer-Method overriding



If part of the original method implementation from the superclass is retained, the rewrite is referred to
as _______ -Correct Answer-Partial overriding



To specify the inheritance relationship between a subclass and a superclass, in the declaration of the
subclass, use the keyword _______ -Correct Answer-extends



ex: public class Subclass _______ Superclass {} -Correct Answer-extends



Are private instance variables of a superclass directly accessible to its subclasses? -Correct Answer-No



Can subclasses directly invoke the public accessor and mutator methods of the superclass? -Correct
Answer-Yes



A method in a superclass is overriden in a subclass by defining a method with same _______ -Correct
Answer-return type and signature (name and parameter types)



_______ are never inherited -Correct Answer-Constructors



A superclass must have a default, zero-parameter _______ -Correct Answer-Constructor

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