Starting out with Visual C# (4th Edition)
4th Edition
ISBN: 9780134382609
Author: Tony Gaddis
Publisher: PEARSON
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Textbook Question
Chapter 10, Problem 7TF
When an abstract property appears in a class, it must be overridden in any class that is derived from the class.
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True or False A statement that tries to use the new operator to instantiate an abstract class will not compile.
is the term used to describe the process of transforming a member of one class into a member of another.
In order to extend a class, the new class should have access to all the data and inner workings of the parent class.
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Chapter 10 Solutions
Starting out with Visual C# (4th Edition)
Ch. 10.1 - In this section, we discussed base classes and...Ch. 10.1 - Prob. 10.2CPCh. 10.1 - What does a derived class inherit from its base...Ch. 10.1 - Look at the following code, which is the first...Ch. 10.1 - Briefly summarize the constructor issues in...Ch. 10.2 - Look at the following class definitions: class...Ch. 10.2 - Does the is a relationship work in reverse? Why or...Ch. 10.3 - What is the purpose of an abstract class?Ch. 10.3 - If a class is abstract, what cannot be done with...Ch. 10.3 - If a class is derived from a base class that has...
Ch. 10.3 - What must be done with an abstract property before...Ch. 10.3 - How can you create an abstract read-only property?Ch. 10 - When one object is a specialized version of...Ch. 10 - In an inheritance relationship, the_______ is the...Ch. 10 - In an inheritance relationship, the___________ is...Ch. 10 - Base classes are sometimes called____________. a....Ch. 10 - Derived classes are sometimes called______________...Ch. 10 - The refers to the base class. a. friend keyword b....Ch. 10 - Prob. 7MCCh. 10 - When a derived class method has the same name as a...Ch. 10 - The declares that a derived class is allowed to...Ch. 10 - The declares that this method overrides a method...Ch. 10 - A class that is not intended to be instantiated,...Ch. 10 - To declare a class as abstract, you use the...Ch. 10 - A regular, nonabstract class is sometimes called a...Ch. 10 - A(n) __________ is a method that appears in a base...Ch. 10 - A(n) __________ is a property that appears in a...Ch. 10 - __________ allows a base class reference variable...Ch. 10 - The base class inherits fields, properties, and...Ch. 10 - Polymorphism allows a class variable of the base...Ch. 10 - Properties in a base class cannot be overridden in...Ch. 10 - A base class reference variable can reference an...Ch. 10 - A statement that tries to use the new operator to...Ch. 10 - A class that is not intended to be instantiated,...Ch. 10 - When an abstract property appears in a class, it...Ch. 10 - What does a derived class inherit from its base...Ch. 10 - Look at the following code, which is the first...Ch. 10 - Can methods in the derived class directly access...Ch. 10 - When you create an instance of a derived class,...Ch. 10 - In what kind of situation would you want to use an...Ch. 10 - What is primary difference between an abstract...Ch. 10 - Can abstract classes also contain abstract...Ch. 10 - Write the first line of the definition for a...Ch. 10 - Look at the following class declarations: class...Ch. 10 - Write a parameterized constructor for a base class...Ch. 10 - Prob. 4AWCh. 10 - Create an abstract class called Star. Include an...Ch. 10 - Employee and ProductionWorker Classes Create an...Ch. 10 - ShiftSupervisor Class In a particular factory, a...Ch. 10 - TeamLeader Class In a particular factory, a team...Ch. 10 - Person and Customer Classes Design a class named...Ch. 10 - PreferredCustomer Class A retail store has a...
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- A base class reference variable may be used to refer to an object of a derived class by using the operator.arrow_forwardTrue or False Polymorphism allows a class variable of the base class type to reference objects of either the base class or the derived class types.arrow_forwardThe base class constructors are called before derived class constructor so that the Derived class constructor can assume members of the base class object have already been initialized. answer choices True Falsearrow_forward
- True or False, An abstract class must have at least one abstract method.arrow_forwardThe ability to construct classes with more specific characteristics that share the properties and methods of existing classes is known as: Abstraction Polymorphism Inheritance of Typecastingarrow_forwardTrue or FalseA base class reference variable can reference an object of any class that is derived from the base class.arrow_forward
- A derived class’s constructor explicitly invokes its base class’s constructor,but a derived class’s destructor cannot invoke its base class’s destructor.Why does this apparent asymmetry make sense?arrow_forwardis the term used to describe the process of making an instance of one class a member of another.arrow_forwardA constructor is a special kind of member function. It is automatically called when an object of that class is declared.t or f?arrow_forward
- The ability to create classes that share the attributes and methods of existing classes but with more specific features is known as : Abstraction Polymorphism Typecasting Inheritancearrow_forwardA derived class uses a constructor from the base class to initialize all the data inherited from the base class. False Truearrow_forwardDescribe the processes involved in making a class's member variable static in programming terms.arrow_forward
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