Question: C++ type hierarchies could be used to define device drivers by encoding standard operations for all devices in a base class and then refining the

C++ type hierarchies could be used to define device drivers by encoding standard operations for all devices in a base class and then refining the behavior for various devices with derived classes. Describe a type hierarchy, including member functions and data, for a keyboard, display, mouse, serial line printer, floppy disk, and hard disk. Do not include details of the functions.

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