QUESTION 22 Which of these keywords is used to refer to a member of a base class from a subclass? O power super this upper QUESTION 23 Which of the following is true about abstract classes? Note that...

QUESTION 22<br>Which of these keywords is used to refer to a member of a base class from a subclass?<br>O power<br>super<br>this<br>upper<br>QUESTION 23<br>Which of the following is true about abstract classes?<br>Note that if a class can be sub-classed, this simply means that it can be derived from.<br>O Abstract classes can only contain abstract methods. They cannot be sub-classed.<br>Abstract classes cannot be instantiated, but they can be sub-classed.<br>Abstract classes can only contain abstract methods. They can be sub-classed.<br>Abstract classes can be instantiated, but they cannot be sub-classed.<br>

Extracted text: QUESTION 22 Which of these keywords is used to refer to a member of a base class from a subclass? O power super this upper QUESTION 23 Which of the following is true about abstract classes? Note that if a class can be sub-classed, this simply means that it can be derived from. O Abstract classes can only contain abstract methods. They cannot be sub-classed. Abstract classes cannot be instantiated, but they can be sub-classed. Abstract classes can only contain abstract methods. They can be sub-classed. Abstract classes can be instantiated, but they cannot be sub-classed.

Jun 07, 2022

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QUESTION 22 Which of these keywords is used to refer to a member of a base class from a subclass? O power super this upper QUESTION 23 Which of the following is true about abstract classes? Note that...

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