Complete A+ Guide to IT Hardware and Software
Complete A+ Guide to IT Hardware and Software
A CompTIA A+ Core 1 (220-1001) & CompTIA A+ Core 2 (220-1002) Textbook
EIGHTH EDITION
CHERYL A. SCHMIDT
FLORIDA STATE COLLEGE AT JACKSONVILLE
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Complete A+ Guide to IT Hardware and Software, Eighth Edition
Complete A+ Guide to IT Hardware and Software, Eighth Edition
Copyright ? 2020 by Pearson Education, Inc.
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ISBN-13: 978-0-7897-6050-0 ISBN-10: 0-7897-6050-9 Library of Congress Control Number: 2019930917 ScoutAutomatedPrintCode
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Editor-in-Chief Mark Taub
Executive Editor Mary Beth Ray
Senior Editor James Manly
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Art Production Justin Ache Katherine Martin Marc Durrence Amanda McIntosh KC Frick Vived Graphics
Photographers Raina Durrence George Nichols
Contents at a Glance
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Contents at a Glance
Introduction ...................................................................................................... xxiv Features of this Book ...............................................................................xxvi Chapter 1: Introduction to the World of IT ............................................................1 Chapter 2: Connectivity .......................................................................................33 Chapter 3: On the Motherboard ...........................................................................71 Chapter 4: Introduction to Configuration ........................................................... 115 Chapter 5: Disassembly and Power .................................................................... 161 Chapter 6: Memory ............................................................................................ 211 Chapter 7: Storage Devices ................................................................................251 Chapter 8: Multimedia Devices.......................................................................... 313 Chapter 9: Printers .............................................................................................359 Chapter 10: Mobile Devices............................................................................... 419 Chapter 11: Computer Design and Troubleshooting Review..............................527 Chapter 12: Internet Connectivity, Virtualization, and Cloud Technologies .....573 Chapter 13: Networking ..................................................................................... 619 Chapter 14: Introduction to Operating Systems .................................................723 Chapter 15: Introduction to Scripting.................................................................769 Chapter 16: Advanced Windows ........................................................................ 831 Chapter 17: macOS and Linux Operating Systems............................................ 917 Chapter 18: Computer and Network Security ....................................................959 Chapter 19: Operational Procedures ................................................................ 1039 Appendix A: Subnetting Basics .......................................................................1085 Appendix B: Certification Exam Objectives (Online) Glossary ...........................................................................................................1089 Index................................................................................................................. 1153
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Complete A+ Guide to IT Hardware and Software, Eighth Edition
Contents
Introduction ........................................................................................................................ xxiv
Features of this Book ................................................................................................................................................................... xxvi
Chapter 1: Introduction to the World of IT ................................................................................... 1 Who Needs This Book?.........................................................................................................................................2 Technician Qualities ..............................................................................................................................................2 Breaking into IT with the CompTIA A+ Certification .........................................................................................5 Basic Skills for This Course..................................................................................................................................6 Types of Computers...............................................................................................................................................9 Basic Computer Hardware ....................................................................................................................................9 Mice and Keyboards............................................................................................................................................16 Common Peripherals ...........................................................................................................................................18 1s and 0s ..............................................................................................................................................................21 Safety Notes ........................................................................................................................................................25 Chapter Summary................................................................................................................................................25 Key Terms............................................................................................................................................................26 Review Questions ................................................................................................................................................27 Exercises ..............................................................................................................................................................29 Exercise 1.1 Identifying Tower Computer Parts ...................................................................................29 Exercise 1.2 Identifying Computer Parts ..............................................................................................30 Activities ..............................................................................................................................................................30 Internet Discovery .................................................................................................................................30 Soft Skills ..............................................................................................................................................31 Critical Thinking Skills .........................................................................................................................31
Chapter 2: Connectivity ...........................................................................................................33 Introduction to Connectivity ...............................................................................................................................34 External Connectivity ..........................................................................................................................................34 Mouse and Keyboard Ports .................................................................................................................................34 Video Ports ..........................................................................................................................................................35 Audio Ports..........................................................................................................................................................50 eSATA Ports ........................................................................................................................................................51 Network Ports ......................................................................................................................................................51 Modem and Serial Ports ......................................................................................................................................52 Network Cabling .................................................................................................................................................54 Integrated Motherboard Ports..............................................................................................................................57 Getting to Know Ports .........................................................................................................................................58 Wireless Connectivity for Input Devices ............................................................................................................59 Chapter Summary................................................................................................................................................61 Key Terms............................................................................................................................................................62 Review Questions ................................................................................................................................................64 Exercises ..............................................................................................................................................................65 Exercise 2.1 Identifying Computer Ports..............................................................................................65 Exercise 2.2 Identifying More Computer Ports ................................................................................66 Exercise 2.3 Identifying Display Ports .............................................................................................66 Exercise 2.4 Identifying Cables ............................................................................................................67
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