Includes index.

Safety and Professionalism -- The Visible Computer -- CPUs -- RAM -- Firmware -- Motherboards -- Power Supplies -- Mass Storage Technologies -- Implementing Mass Storage -- Essential Peripherals -- Building a PC -- Windows Under the Hood -- Users, Groups, and Permissions -- Maintaining and Optimizing Operating Systems -- Working with the Command-Line Interface -- Troubleshooting Operating Systems -- Display Technologies -- Essentials of Networking -- Local Area Networking -- Wireless Networking -- The Internet -- Virtualization --Portable Computing -- Understanding Mobile Devices -- Care and Feeding of Mobile Devices -- Printers and Multifunction Devices -- Securing Computers -- Operational Procedures.