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Under which key category do the page up and page down keys fall? page up and page down keys fall under the keys category.

In a word processing program, such as microsoft word, which feature to you choose the desired picture enhancement?

Which of the following statements is false? a. a class can directly inherit from class object. b. if the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. c. a class's instance variables are normally declared private to enforce good software engineering. d. it's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires.