This bestselling on-the-job reference and test preparation guide has been fully revised for new 2022 exam objectivesThis fully revised and updated resource offers complete coverage of the latest release of CompTIA A+ exams 220-1101 & 220-1102. You’ll find learning objectives at the beginning of each chapter, exam tips, practice exam questions, and in-depth explanations.Designed to help you pass the CompTIA A+ exams with ease, this definitive guide also serves as an essential on-the-job IT reference.Covers all exam topics, including how to:Work with CPUs, RAM, BIOS, motherboards, power supplies, and other personal computer componentsInstall, configure, and maintain hard drivesManage input devices and removable mediaSet up, upgrade, and maintain Microsoft WindowsTroubleshoot and fix computer problemsInstall printers and other peripheralsConfigure and secure mobile devices>Connect to the InternetSet up wired and wireless networksProtect your personal computer and your networkImplement vir