Which of the following is true of abstract classes? a.An abstract class cannot have child classes b.An abstract class is a parent class with more than one child class. c.An abstract class cannot be instantiated. d.An abstract class is another name for a base class. Which of the following is true of abstract methods? Select one: a.An abstract method is a method of the child class which overrides a parent method. b.An abstract method is a method without a body which is declared using the keyword abstract. c.An abstract method is any method of an abstract class d.An abstract method is a method which cannot be inherited. Can an abstract class define both abstract and non abstract methods. a.No. All methods must be one or the other. b.No. All methods must be abstract. c.Yes, but the child classes do not inherit the abstract methods. d.Yes. The child classes inherit both.
Which of the following is true of abstract classes? a.An abstract class cannot have child classes b.An abstract class is a parent class with more than one child class. c.An abstract class cannot be instantiated. d.An abstract class is another name for a base class. Which of the following is true of abstract methods? Select one: a.An abstract method is a method of the child class which overrides a parent method. b.An abstract method is a method without a body which is declared using the keyword abstract. c.An abstract method is any method of an abstract class d.An abstract method is a method which cannot be inherited. Can an abstract class define both abstract and non abstract methods. a.No. All methods must be one or the other. b.No. All methods must be abstract. c.Yes, but the child classes do not inherit the abstract methods. d.Yes. The child classes inherit both.
Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter11: More Object-oriented Programming Concepts
Section: Chapter Questions
Problem 15RQ
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Which of the following is true of abstract classes?
a.An abstract class cannot have child classes
b.An abstract class is a parent class with more than one child class.
c.An abstract class cannot be instantiated.
d.An abstract class is another name for a base class.
Which of the following is true of abstract methods?
Select one:
a.An abstract method is a method of the child class which overrides a parent method.
b.An abstract method is a method without a body which is declared using the keyword abstract.
c.An abstract method is any method of an abstract class
d.An abstract method is a method which cannot be inherited.
Can an abstract class define both abstract and non abstract methods.
a.No. All methods must be one or the other.
b.No. All methods must be abstract.
c.Yes, but the child classes do not inherit the abstract methods.
d.Yes. The child classes inherit both.
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