Introduction xxvii Assessment Test lxxxii Part I 220-1101 1 Chapter 1 Motherboards, Processors, and Memory 3 Understanding Motherboards 7 Understanding Processors 42 Understanding Memory 49 Understanding Cooling Systems 63 Summary 71 Exam Essentials 71 Review Questions 73 Performance-Based Question 1 77 Performance-Based Question 2 78 Chapter 2 Expansion Cards, Storage Devices, and Power Supplies 79 Installing and Configuring Expansion Cards 81 Understanding Storage Devices 89 Understanding Power Supplies 118 Summary 131 Exam Essentials 131 Review Questions 133 Performance-Based Question 137 Chapter 3 Peripherals, Cables, and Connectors 139 Understanding Cables and Connectors 140 Understanding Cables and Connectors 160 Summary 184 Exam Essentials 185 Review Questions 186 Performance-Based Question 190 Chapter 4 Printers and Multifunction Devices 191 Understanding Print Technologies and Imaging Processes 193 Summary 262 Exam Essentials 262 Review Questions 264 Performance-Based Question 268 Chapter 5 Networking Fundamentals 269 Understanding Networking Principles 271 Identifying Common Network Hardware 295 Summary 324 Exam Essentials 324 Review Questions 327 Performance-Based Question 331 Chapter 6 Introduction to TCP/IP 333 Understanding TCP/IP 335 Understanding Virtual Networks 368 Virtual Local Area Networks 368 Virtual Private Networks 370 Summary 372 Exam Essentials 372 Review Questions 374 Performance-Based Question 378 Chapter 7 Wireless and SOHO Networks 379 Understanding Wireless Networking Technologies 381 Installing and Configuring SOHO Networks 402 Summary 449 Exam Essentials 449 Review Questions 451 Performance-Based Question 455 Chapter 8 Network Services, Virtualization, and Cloud Computing 457 Understanding Network Services 459 Understanding Virtualization and Cloud Computing 487 Summary 515 Exam Essentials 516 Review Questions 518 Performance-Based Question 522 Chapter 9 Laptop and Mobile Device Hardware 523 Working with Laptop and Mobile Device Hardware 526 Summary 584 Exam Essentials 585 Review Questions 586 Performance-Based Question 590 Chapter 10 Mobile Connectivity and Application Support 591 Understanding Mobile Connectivity 593 Summary 668 Exam Essentials 668 Review Questions 670 Performance-Based Question 674 Chapter 11 Troubleshooting Methodology and Resolving Core Hardware Problems 675 Using the Troubleshooting Best Practice Methodology 678 Troubleshooting Motherboards, CPUs, RAM, and Power Problems 690 Summary 708 Exam Essentials 709 Review Questions 711 Performance-Based Question 715 Chapter 12 Hardware and Network Troubleshooting 717 Troubleshooting Storage Drives and RAID Arrays 721 Troubleshooting Video, Projector, and Display Issues 731 Troubleshooting Common Mobile Device Issues 737 Troubleshooting Printer Problems 751 Troubleshooting Networking Problems 779 Summary 806 Exam Essentials 806 Review Questions 809 Performance-Based Question 813 Part II 220-1102 815 Chapter 13 Operating System Basics 817 Understanding Operating Systems 819 Understanding Applications 830 Introduction to Windows 10 836 Preparing for the Exam 871 Summary 872 Exam Essentials 872 Review Questions 874 Performance-Based Question 878 Chapter 14 Windows Configuration 879 Interacting with Operating Systems 882 The Windows Registry 960 Disk Management 962 Summary 970 Exam Essentials 970 Review Questions 972 Performance-Based Question 976 Chapter 15 Windows Administration 977 Installing and Upgrading Windows 980 Command-Line Tools 1013 Networking in Windows 1030 Summary 1050 Exam Essentials 1050 Review Questions 1052 Performance-Based Question 1056 Chapter 16 Working with macOS and Linux 1057 macOS and Linux 1060 Applications on macOS 1061 Managing Applications 1064 Creating Shortcuts 1065 Tools 1071 System Preferences 1073 Features 1082 Basic Linux Commands 1087 Linux and Windows 1106 Summary 1108 Exam Essentials 1109 Review Questions 1110 Performance-Based Question 1114 Chapter 17 Security Concepts 1115 Physical Security Concepts 1121 Physical Security for Staff 1128 Key Fobs 1129 Smartcards and RFID Badges 1129 Logical Security 1132 Malware 1143 Mitigating Software Threats 1151 Social Engineering Attacks, Threats, and Vulnerabilities 1159 Common Security Threats 1163 Exploits and Vulnerabilities 1170 Security Best Practices 1172 Data Encryption 1172 Setting Strong Passwords 1173 Requiring Passwords 1174 Password Expiration 1175 End-User Best Practices 1176 Account Management 1177 Disable AutoRun 1181 Destruction and Disposal Methods 1183 Recycling or Repurposing Best Practices 1183 Physical Destruction 1185 Summary 1187 Exam Essentials 1187 Review Questions 1190 Performance-Based Question 1194 Chapter 18 Securing Operating Systems 1195 Working with Windows OS Security Settings 1199 Users and Groups 1199 Web Browser Security 1228 Securing a SOHO Network (Wireless) 1239 Securing a SOHO Network (Wired) 1247 Mobile Device Security 1253 Summary 1263 Exam Essentials 1264 Review Questions 1265 Performance-Based Question 1269 Chapter 19 Troubleshooting Operating Systems and Security 1271 Troubleshooting Common Microsoft Windows OS Problems 1275 Troubleshooting Security Issues 1309 Symptoms 1315 Best Practices for Malware Removal 1318 Troubleshooting Mobile OS Issues 1325 Troubleshooting Mobile Security Issues 1335 Summary 1341 Exam Essentials 1342 Review Questions 1343 Performance-Based Question 1346 Chapter 20 Scripting and Remote Access 1347 Scripting 1349 Remote Access 1375 Summary 1387 Exam Essentials 1388 Review Questions 1389 Performance-Based Question 1392 Chapter 21 Safety and Environmental Concerns 1393 Understanding Safety Procedures 1395 Understanding Environmental Controls 1417 Understanding Policies, Licensing, and Privacy 1433 Summary 1446 Exam Essentials 1446 Review Questions 1448 Performance-Based Question 1452 Chapter 22 Documentation and Professionalism 1453 Documentation and Support 1457 Change Management Best Practices 1476 Disaster Prevention and Recovery 1482 Demonstrating Professionalism 1494 Summary 1508 Exam Essentials 1508 Review Questions 1510 Performance-Based Question 1514 Appendix A Answers to the Review Questions 1515 Chapter 1: Motherboards, Processors, and Memory 1516 Chapter 2: Expansion Cards, Storage Devices, and Power Supplies 1518 Chapter 3: Peripherals, Cables, and Connectors 1520 Chapter 4: Printers and Multifunction Devices 1521 Chapter 5: Networking Fundamentals 1523 Chapter 6: Introduction to TCP/IP 1525 Chapter 7: Wireless and SOHO Networks 1527 Chapter 8: Network Services, Virtualization, and Cloud Computing 1529 Chapter 9: Laptop and Mobile Device Hardware 1531 Chapter 10: Mobile Connectivity and Application Support 1533 Chapter 11: Troubleshooting Methodology and Resolving Core Hardware Problems 1535 Chapter 12: Hardware and Network Troubleshooting 1537 Chapter 13: Operating System Basics 1539 Chapter 14: Windows Configuration 1540 Chapter 15: Windows Administration 1543 Chapter 16: Working with macOS and Linux 1545 Chapter 17: Security Concepts 1547 Chapter 18: Securing Operating Systems 1549 Chapter 19: Troubleshooting Operating Systems and Security 1551 Chapter 20: Scripting and Remote Access 1554 Chapter 21: Safety and Environmental Concerns 1556 Chapter 22: Documentation and Professionalism 1558 Appendix B Answers to Performance-Based Questions 1561 Chapter 1: Motherboards, Processors, and Memory 1562 Chapter 2: Expansion Cards, Storage Devices, and Power Supplies 1563 Chapter 3: Peripherals, Cables, and Connectors 1563 Chapter 4: Printers and Multifunction Devices 1564 Chapter 5: Networking Fundamentals 1565 Chapter 6: Introduction to TCP/IP 1566 Chapter 7: Wireless and SOHO Networks 1566 Chapter 8: Network Services, Virtualization, and Cloud Computing 1567 Chapter 9: Laptop and Mobile Device Hardware 1568 Chapter 10: Mobile Connectivity and Application Support 1568 Chapter 11: Troubleshooting Methodology and Resolving Core Hardware Problems 1569 Chapter 12: Hardware and Network Troubleshooting 1569 Chapter 13: Operating System Basics 1570.