CompTIA A+ Guide to IT Technical Support Comprehensive Tenth 10th Edition

Cover......Page 1
Table of Contents......Page 5
CompTIA A+ Core 1 (220-1001) and A+ Core 2 (220-1002)
Exam Objectives Mapped to Chapters......Page 11
Chapter 1: Taking a Computer Apart and Putting It Back Together......Page 55
Exploring a Desktop Computer......Page 56
First Look at Laptop Components......Page 91
Chapter Summary......Page 113
Thinking Critically......Page 115
Hands-On Projects......Page 117
Real Problems, Real Solutions......Page 119
Chapter 2: All about Motherboards......Page 121
Motherboard Types and Features......Page 122
Using BIOS/UEFI Setup to Configure a Motherboard......Page 138
Updating Motherboard Drivers and BIOS/UEFI......Page 148
Installing or Replacing a Motherboard......Page 153
Chapter Summary......Page 160
Key Terms......Page 161
Thinking Critically......Page 162
Hands-On Projects......Page 165
Real Problems, Real Solutions......Page 167
Chapter 3: Supporting Processors and Upgrading Memory......Page 171
Types and Characteristics of Processors......Page 172
Selecting and Installing a Processor......Page 177
Memory Technologies......Page 191
How to Upgrade Memory......Page 199
Chapter Summary......Page 208
Thinking Critically......Page 210
Hands-On Projects......Page 212
Real Problems, Real Solutions......Page 214
Chapter 4: Supporting the Power System and Troubleshooting Computers......Page 217
Cooling Methods and Devices......Page 218
Selecting a Power Supply......Page 221
Strategies to Troubleshoot Any Computer Problem......Page 225
Troubleshooting the Electrical System......Page 239
Troubleshooting the Motherboard, Processor, and RAM......Page 249
Chapter Summary......Page 258
Thinking Critically......Page 259
Hands-On Projects......Page 261
Real Problems, Real Solutions......Page 264
Chapter 5: Supporting Hard Drives and Other Storage Devices......Page 267
Hard Drive Technologies and Interface Standards......Page 268
How to Select and Install Hard Drives......Page 277
Supporting Other Types of Storage Devices......Page 295
Troubleshooting Hard Drives......Page 304
Chapter Summary......Page 310
Key Terms......Page 311
Thinking Critically......Page 312
Hands-On Projects......Page 314
Real Problems, Real Solutions......Page 316
Chapter 6: Supporting I/O Devices......Page 319
Basic Principles for Supporting Devices......Page 320
Identifying and Installing I/O Peripheral Devices......Page 328
Installing and Configuring Adapter Cards......Page 337
Supporting the Video Subsystem......Page 343
Troubleshooting I/O Devices......Page 349
Customizing Computer Systems......Page 362
Chapter Summary......Page 367
Key Terms......Page 368
Thinking Critically......Page 369
Hands-On Projects......Page 371
Real Problems, Real Solutions......Page 373
Chapter 7: Setting Up a Local Network......Page 375
Types of Networks and Network Connections......Page 376
Connecting a Computer to a Local Network......Page 383
Setting Up a Multifunction Router for a SOHO Network......Page 398
Troubleshooting Network Connections......Page 418
Key Terms......Page 424
Thinking Critically......Page 425
Hands-On Projects......Page 428
Real Problems, Real Solutions......Page 429
Chapter 8: Network Infrastructure and Troubleshooting......Page 433
Understanding TCP/IP and Windows Networking......Page 434
Local Network Infrastructure......Page 451
Setting Up and Troubleshooting Network Wiring......Page 462
Troubleshooting Network Connections......Page 474
Chapter Summary......Page 483
Key Terms......Page 484
Thinking Critically......Page 485
Hands-On Projects......Page 488
Real Problems, Real Solutions......Page 492
Chapter 9: Supporting Mobile Devices......Page 493
Types of Mobile Devices......Page 494
Mobile Device Operating Systems......Page 496
Configuring and Syncing a Mobile Device......Page 507
Securing a Mobile Device......Page 523
The Internet of Things (IoT)......Page 530
Troubleshooting Mobile Devices......Page 537
Chapter Summary......Page 546
Thinking Critically......Page 548
Hands-On Projects......Page 552
Real Problems, Real Solutions......Page 553
Chapter 10: Virtualization, Cloud Computing, and Printers......Page 559
Client-Side Virtualization......Page 560
Cloud Computing......Page 566
Printer Types and Features......Page 571
Using Windows to Install, Share, and Manage Printers......Page 579
Printer Maintenance......Page 592
Troubleshooting Printers......Page 599
Chapter Summary......Page 610
Key Terms......Page 611
Thinking Critically......Page 612
Hands-On Projects......Page 614
Real Problems, Real Solutions......Page 617
Chapter 11: Windows Versions and Customer Service......Page 621
Windows Interfaces......Page 622
Windows Tools for Users and Technicians......Page 636
How Windows Controls Access to Network Resources......Page 654
What Customers Want: Beyond Technical Know-How......Page 660
Chapter Summary......Page 673
Key Terms......Page 674
Thinking Critically......Page 675
Hands-On Projects......Page 677
Real Problems, Real Solutions......Page 679
Chapter 12: Installing Windows......Page 681
How to Plan a Windows Installation......Page 682
Installing Windows 10, Windows 8.1, and Windows 7......Page 696
What to Do after a Windows Installation......Page 710
Special Concerns When Working in a Large Enterprise......Page 734
Chapter Summary......Page 738
Thinking Critically......Page 739
Hands-On Projects......Page 742
Real Problems, Real Solutions......Page 743
Chapter 13: Maintaining Windows......Page 745
Scheduling Preventive Maintenance......Page 746
Backup Procedures......Page 747
Managing Files, Folders, and Storage Devices......Page 757
Using a Command-Line Interface (CLI)......Page 773
Remote Connections......Page 789
Chapter Summary......Page 799
Thinking Critically......Page 801
Hands-On Projects......Page 804
Real Problems, Real Solutions......Page 808
Chapter 14: Troubleshooting Windows after Startup......Page 811
Concepts and Windows Tools for Solving Problems with Windows, Applications, and Hardware......Page 812
Best Practices to Troubleshoot Windows-Related Problems......Page 820
Slow Startup and Slow Performance......Page 839
Application Errors and Crashes......Page 844
An Application Fails to Uninstall......Page 852
Troubleshooting Hardware Problems in Windows......Page 861
Chapter Summary......Page 868
Thinking Critically......Page 870
Hands-On Projects......Page 873
Real Problems, Real Solutions......Page 875
Chapter 15: Troubleshooting Windows Startup......Page 879
Understanding the Boot Process......Page 880
What to Do before a Problem Occurs......Page 889
Tools for Least Invasive Solutions......Page 894
Options to Reinstall Windows......Page 905
Troubleshooting Specific Windows Startup Problems......Page 916
Chapter Summary......Page 924
Thinking Critically......Page 925
Hands-On Projects......Page 928
Real Problems, Real Solutions......Page 931
Chapter 16: Securing and Sharing Windows Resources......Page 933
Securing a Windows Personal Computer......Page 934
Controlling Access to Folders and Files......Page 951
Using Active Directory Domain Services......Page 976
Chapter Summary......Page 988
Thinking Critically......Page 989
Hands-On Projects......Page 992
Real Problems, Real Solutions......Page 993
Chapter 17: Security Strategies and Documentation......Page 999
Protecting Network Resources......Page 1000
Dealing with Malicious Software on Personal Computers......Page 1010
Best Practices for Documentation and Security Policies......Page 1025
Chapter Summary......Page 1033
Key Terms......Page 1034
Thinking Critically......Page 1035
Hands-On Projects......Page 1037
Real Problems, Real Solutions......Page 1039
Chapter 18: macOS, Linux, and Scripting......Page 1041
macOS for Macintosh Computers......Page 1042
Linux Operating System......Page 1067
Scripting Software and Techniques......Page 1089
Chapter Summary......Page 1093
Thinking Critically......Page 1094
Hands-On Projects......Page 1096
Real Problems, Real Solutions......Page 1100
Appendix A: Safety Procedures and Environmental Concerns......Page 1103
Appendix B: Entry Points for Startup Processes......Page 1121
Appendix C: CompTIA Acronyms......Page 1125
Glossary......Page 1135
Index......Page 1189