Faithe Wempen Faithe Wempen, M.A., CompTIA A+, has been teaching PC hardware and software architecture and A+ certification prep at Purdue University for nearly two decades, and has written over 150 retail, trade, and academic books. She is also a MicrosoftOffice Master Instructor, and her online courses for corporate clients, such as CNET, Sony, and HP, have educated more than a quarter of a million students. Read More Read Less
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