RESERVA, computadoras reparacion, MANTENIMIENTO, Linux, CompTIA, Maintenance, Repair & Upgrading, PCs, LAN, Macintosh, Windows 10, Operating Systems. Sistemas operativos. Certificación técnico computadoras examen, Guia de estudio, microcomputadoras, Computing Technology Industry Association 

"Written by the leading authority on CompTIA A+ certification and training, this four-color guide will help you pass CompTIA A+ exams 220-1001 and 220-1002 and become a certified IT professional with proven expertise in hardware and software. Mike Meyers' CompTIA A+ Guide to Managing and Troubleshooting PCs, Sixth Edition offers complete coverage of the latest exam objectives. You'll get on-the-job tips, end-of-chapter review questions, and hundreds of photographs and illustrations"-- |c Provided by publisher. 

Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product.140+ Hands-On, Step-by-Step Labs, Fully Updated for the Core 1 and Core 2 ExamsThis practical workbook contains more than 140 labs that challenge you to solve real-world problems by applying key concepts. Thoroughly revised for the 220-1001 and 200-1002 exam objectives, this book maps directly to Mike Meyers’ CompTIA A+® Guide to Managing and Troubleshooting PCs, Sixth Edition. You will get complete materials lists, setup instructions, and start-to-finish lab scenarios. “Hint” and “Warning” icons guide you through tricky situations, and post-lab questions measure your knowledge. This manual covers: Hardware and OS Troubleshooting Professional Behavior Windows 7/8.1/10 Configuration and Maintenance macOS and Linux Configuration and Maintenance CPUs and RAM BIOS and UEFI Firmware Motherboards, Expansion Cards, and Ports Power Supplies and Mass Storage PC Assembly and Configuration Users, Groups, and Permissions Display Technologies Local Area and Wi-Fi NetworkingThe Internet, Computer Security, and more - from Amzon