It is useful to override the parent class members when the superclass data fields and methods are not completely appropriate for the subclass objects.
Answer the following statement true (T) or false (F)
True
Computer Science & Information Technology
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Abstract classes are classes which may not be:
a) inherited b) accessed by derived-classes c) instantiated d) None of the above.
Computer Science & Information Technology
To stop a movie during a presentation, simply click the movie ____________________.
Fill in the blank(s) with the appropriate word(s).
Computer Science & Information Technology
Which of the following statements are true?
1. A hash map can store null as a value 2. A hash map can use null as a key 3. A hash map can’t store null as a value 4. A hash map can’t use null as a key a. 1 and 2 b. 1 and 4 c. 3 and 4 d. 2 and 3
Computer Science & Information Technology
A ________ describes the data associated with a text box
A) Label control B) Text control C) Design control D) Form control
Computer Science & Information Technology