Comptia A+ 220-801 and 220-802 Authorized Cert Guide

and CPUs 58 Overview of Processor Differences 58 Intel Processors 58 AMD Processors 64 CPU Technologies 69 Hyperthreading (HT Technology) 70 Multicore 70 Cache 70 Bus Speeds 71 Overclocking 72 32-bit Versus 64-bit Architecture 73 Virtualization Support 73 Integrated GPU 74 CPU Cooling 74 Passive and Active Heat Sinks 75 Liquid Cooling Systems 76 Review All the Key Topics 78 Complete the Tables and Lists from Memory 79 Define Key Terms 79 Complete Hands-On Lab 79 Lab 2-1: Determine Available USB Ports, Locations, and Types 79 Lab 2-2: Determine Smallest Form Factor Suitable for a New PC 80 Answer Review Questions 80 Answers to Hands-On Lab 82 Lab 2-1: Determine Available USB Ports, Locations, and Types 82 Lab 2-2: Determine Smallest Form Factor Suitable for a New PC 83 Answers and Explanations to Review Questions 83 Chapter 3 BIOS 85 Understanding BIOS, CMOS, and Firmware 86 Configuring the System BIOS 89 Accessing the BIOS Setup Program 89 UEFI and Traditional BIOS 91 BIOS Settings Overview 92 Automatic Configuration of BIOS/CMOS Settings 95 Main Menu 96 Standard Features/Settings 96 System Information 98 Boot Settings and Boot Sequence 98 Integrated Ports and Peripherals 100 Power Management 104 PnP/PCI Configurations 105 Hardware Monitor 105 Processor and Memory Configuration 106 Virtualization Support 106 Security Features 108 Exiting the BIOS and Saving/Discarding Changes 109 Power-On Self Test (POST) and Error Reporting 110 Beep Codes 111 POST Error Messages 112 POST Hex Codes 112 BIOS Updates 114 Flash BIOS Update 115 BIOS Chip Replacement 118 Review All the Key Topics 120 Complete the Tables and Lists from Memory 120 Define Key Terms 121 Complete Hands-On Labs 121 Lab 3-1: Disable Onboard Audio 121 Lab 3-2: Check Fan and Voltage Levels 121 Answer Review Questions 122 Answers to Hands-On Labs 125 Lab 3-1: Disable Onboard Audio 125 Lab 3-2: Check Fan and Voltage Levels 125 Answers and Explanations to Review Questions 125 Chapter 4 Power Supplies and System Cooling 129 Power Supplies 130 Power Supply Ratings 130 Multivoltage Power Supplies 133 Power Supply Form Factors and Connectors 135 Removing and Replacing the Power Supply 139 Troubleshooting Power Supplies 141 Overloaded Power Supplies-Symptoms and Solutions 141 Loud Noises from the Power Supply 142 Finding Solutions to a "Dead" System 143 Overheating 144 Fans Turn But System Doesn't Start 149 Testing Power Supplies and Other Devices with a Multimeter 149 Avoiding Power Supply Hazards 154 Power Protection Types 155 Surge Suppressors 156 Battery Backup Units (UPS and SPS) 158 Buying the Correct-Sized Battery Backup System 159 Power-Conditioning Devices 160 System Cooling 161 Northbridge and Southbridge Chips and Voltage Regulators 161 Video Card Cooling 163 Case Fans 163 Thermal Compound 164 Review All the Key Topics 167 Complete the Tables and Lists from Memory 168 Define Key Terms 168 Complete Hands-On Lab 168 Lab 4-1: Check Power Supply Voltages 168 Lab 4-2: Check for Airflow Problems Inside the System 168 Answer Review Questions 169 Answers to Hands-On Lab 172 Lab 4-1: Check Power Supply Voltages 172 Lab 4-2: Check for Airflow Problems Inside the System 172 Answers and Explanations to Review Questions 173 Chapter 5 R AM 177 RAM Basics 178 Memory Modules 180 DRAM 180 SRAM 181 SDRAM 181 DDR SDRAM 181 DDR2 SDRAM 182 DDR3 SDRAM 182 Rambus 183 Operational Characteristics 184 Comparison of Memory Modules 184 Memory Module Width 185 Parity and Non-Parity Memory 185 ECC and Non-ECC Memory 187 Registered and Unbuffered Memory 188 Single-Sided and Double-Sided Memory 188 Installing Memory Modules 189 Troubleshooting Memory 192 Verifying RAM Compatibility 192 Overclocking Can Lead to System Instability 192 Use Caution When Mismatching RAM Speeds 193 "Parity Error - System Halted" Message 194 RAM-Sizing Errors at Bootup 194 Determining Whether Cache RAM Is the Source of a Memory Problem 195 Other Methods for RAM Testing 195 Preventative Maintenance for Memory 196 Review All the Key Topics 197 Complete the Tables and Lists from Memory 197 Define Key Terms 197 Complete Hands-On Labs 198 Lab 5-1: Select and Install the Correct RAM 198 Answer Review Questions 199 Answers to Hands-On Labs 202 Lab 5-1: Select and Install the Correct RAM 202 Answers and Explanations to Review Questions 203 Chapter 6 I/O and Input Ports and Devices 207 Introduction to I/O Ports 208 USB 209 USB Port Types, Speeds, and Technical Details 209 Adding USB Ports 213 Troubleshooting USB Ports and Devices 215 IEEE-1394 (FireWire) 218 IEEE 1394 Ports and Cables 218 IEEE 1394-Compatible Devices 219 Installing an IEEE 1394 Card 220 Troubleshooting IEEE 1394 Ports and Devices 220 SCSI 221 Multiple Device Support with SCSI Host Adapters 222 Jumper Block and DIP Switch Settings for Device IDs 223 SCSI Standards 225 SCSI Cables 225 SCSI Signaling Types 227 Daisy-Chaining SCSI Devices 227 SCSI Host Adapter Card Installation 228 SCSI Daisy-Chain Maximum Length 229 SCSI Termination Methods 229 COM (Serial) 231 Serial Port Pinouts 233 Types of Serial Cables 235 How to Configure or Disable Serial Ports 236 Serial Port Software Configuration 236 Adding Additional Serial Ports 238 Troubleshooting Serial Ports and Devices 238 LPT (Parallel) 240 Parallel Port Configuration 243 Types of Parallel Cables 244 How to Configure or Disable Parallel Ports 246 Adding Parallel Ports 247 Troubleshooting Parallel (LPT) Ports, Devices, and Switchboxes 247 Testing Parallel and Serial Ports 248 PS/2 Mouse and Keyboard 249 Audio 249 Analog Audio Mini-Jacks 249 SPDIF Digital Audio 250 Mouse 251 Mouse Hardware Resource Use 252 Troubleshooting Mice and Pointing Devices 253 Maintaining Mice and Pointing Devices 257 Keyboard 258 Troubleshooting Keyboards 258 Maintaining Keyboards 259 Bar Code Reader 259 Touch Screen 260 Touch Screen Interfacing to the Computer 261 Installing a Touch Screen 262 Troubleshooting a Touch Screen 262 KVM Switch 263 Review All the Key Topics 264 Complete the Tables and Lists from Memory 265 Define Key Terms 265 Complete Hands-On Lab 265 Lab 6-1: Check USB Device Power Usage 265 Answer Review Questions 266 Answers to Hands-On Lab 269 Lab 6-1: Check USB Device Power Usage 269 Answers and Explanations to Review Questions 269 Chapter 7 Video Displays and Video Cards 273 Video Card Types 274 Video Card Cooling 275 Display Types 276 CRT Monitor 277 LCD Monitor 278 LED Monitor 279 Plasma 279 Data Projector 280 OLED 281 Installing a Video Card 282 BIOS Configuration 282 Video Card Physical and Driver Installation 282 Video Connector Types 285 VGA 285 DVI 286 HDMI 286 DisplayPort 288 Component/RGB 289 S-Video 289 Composite 289 Installing a Monitor 289 Video Display Settings 292 Resolution 292 Color Quality (Color Depth) 295 Refresh Rates 296 Troubleshooting Displays and Video Cards 297 Troubleshooting Picture Quality Problems with OSD 298 Using Advanced Display Properties for Troubleshooting 299 Troubleshooting Video Hardware 300 Preventative Maintenance for Displays 302 Review All the Key Topics 304 Complete the Tables and Lists from Memory 304 Define Key Terms 305 Complete Hands-On Labs 305 Lab 7-1: Select the Appropriate Video Connectors 305 Answer Review Questions 306 Answers to Hands-On Labs 309 Lab 7-1: Select the Appropriate Video Connectors 309 Answers and Explanations to Review Questions 310 Chapter 8 Customized PCs and Multimedia Devices 313 Customized PC Configurations 314 Graphic/CAD/CAM Design Workstation 314 Audio/Video Editing Workstation 316 Virtualization Workstation 318 Gaming PC 319 Home Theater PC 321 Standard Thick Client 322 Thin Client 323 Home Server PC 323 Evaluating Onboard Components 324 General System Information 324 Processor Information and Hardware-Assisted Virtualization Readiness 326 Installing and Configuring Multimedia Devices 327 Webcams 327 Digital Cameras 328 Sound Cards 329 Installing a MIDI Enabled Device 332 Microphone 333 Video Capture and TV Tuner Cards 335 Review All the Key Topics 337 Complete the Tables and Lists from Memory 337 Define Key Terms 338 Complete Hands-On Labs 338 Lab 8-1: Evaluate a Computer's Suitability for Various Tasks 338 Answer Review Questions 341 Answers to Hands-On Labs 343 Lab 8-1: Evaluate a Computer's Suitability for Various Tasks 343 Answers and Explanations to Review Questions 343 Chapter 9 L aptop and Notebook Computers 345 Laptop Expansion Options 346 PCMCIA (PC Card, CardBus) 346 ExpressCard 350 Memory 352 Connecting USB Drives to Your Laptop 352 Flash Memory Cards 352 Best Practices for Laptop Disassembly 353 Hardware Device Replacement 354 Removing and Replacing the Battery 355 Replacing a Laptop Keyboard or Pointing Device 356 Replacing Speakers 358 Replacing a Laptop Hard Drive 358 Performing a Memory Upgrade 360 Replacing an Optical Drive 362 Removing a Wireless Card (Mini-PCI or Mini-PCIe) 362 Replacing the Screen 365 Replacing the Fan, Heat Sink, and CPU 366 Laptop Displays 368 LCD Displays 369 LED Displays 369 OLED Displays 369 Plasma Displays 370 Display Resolutions and Viewing Quality Considerations 370 Inverter and Backlight Components 372 Wi-Fi Antenna Components 373 Laptop Features 374 Special Laptop Function Keys 374 Working with Dual Displays 375 Working with Port Replicators and Docking Stations 380 Physically Securing a Laptop Computer 381 Troubleshooting Laptop Problems 382 Troubleshooting Display Problems 382 Power Problems 384 Keyboard Problems 385 Network Problems 386 Review All the Key Topics 387 Complete the Tables and Lists from Memory 388 Define Key Terms 388 Complete Hands-On Lab 388 Lab 9-1: Locate Laptop Hard Drive and Memory 388 Answer Review Questions 391 Answers to Hands-On Lab 394 Lab 9-1: Locate Laptop Hard Drive and Memory 394 Answers and Explanations to Review Questions 394 Chapter 10 Mobile Devices 397 Mobile Device Hardware 398 Examples of Mobile Device Hardware 398 Differences Between Tablets and Laptops 399 Tablet and Laptop Similarities 400 Upgrading and Replacing the Memory Card and the Battery in a Smartphone 400 Hardware Wrap-Up 403 Mobile Hardware Wrap-Up 404 Mobile Operating Systems 404 Android Versus iOS 404 Where and How to Get Applications 408 Adjusting the Display 408 GPS and Geotracking 411 Mobile OS Wrap-Up 412 Mobile Network Connectivity 412 GSM Cellular Connectivity 412 Wi-Fi Network Connectivity 414 Wi-Fi Troubleshooting 416 Bluetooth Configuration 418 Email Configurations 421 Mobile Network Connectivity Wrap-Up 424 Mobile Synchronization 424 Synchronizing an Android Device to a PC 424 Synchronizing an iPad2 to a PC 427 Synchronizing Other Devices 428 Mobile Sync Wrap-Up 429 Mobile Security 429 Protecting Against Stolen or Lost Devices 429 Protecting Against Compromised or Damaged Devices 432 Turning Off Applications and Resets 435 Security Wrap-Up 438 Review All the Key Topics 439 Define Key Terms 440 Complete Hands-On Labs 440 Lab 10-1: Troubleshoot a Mobile Wi-Fi Connection 440 Lab 10-2: Secure a Mobile Device 440 Answer Review Questions 441 Answers to Hands-On Labs 444 Lab 10-1: Troubleshoot a Mobile Wi-Fi Connection 444 Lab 10-2: Secure a Mobile Device 444 Answers and Explanations to Review Questions 445 Chapter 11 Printers 449 Laser Printers 450 Toner Cartridges 450 The Laser Printing (EP) Process 451 Color Laser Printing Differences 454 Inkjet Printers 455 Ink Cartridges 457 Calibrating the Printer 458 Thermal Printers 459 Thermal Print Processes 459 Thermal Printer Ribbons 460 Thermal Printer Paper 460 Impact Printers 461 Impact Dot Matrix Print Process 462 Impact Dot-Matrix Printheads 463 Impact Printer Ribbons 463 Impact Printer Paper and Media 464 Printer Installation and Configuration 464 Installing a Printer 465 Installing RAM 467 Upgrading Firmware 469 Printer Interface Types 469 Printer Sharing in Windows 471 Configuring Options and Device Settings 472 Printing a Test Page 476 Working with the Print Spooler 477 Printer Maintenance 478 Laser Printer Maintenance 478 Inkjet Printer Maintenance 480 Thermal Printer Maintenance 482 Impact Printer Maintenance 483 Printer Troubleshooting 484 Streaks and Smudges 484 Faded Prints 485 Ghost Images 486 Toner Not Fused to Paper 486 Creased Paper 487 Paper Not Feeding 487 Paper Jam 487 No Connectivity 488 Garbled Characters on Paper 488 Vertical Lines on a Page 489 Backed Up Print Queue 489 Low Memory Errors 490 Access Denied 492 Printer Won't Print 492 Color Output in Wrong Print Colors 492 Unable to Install Printer 492 Error Codes 492 Review All the Key Topics 494 Define Key Terms 494 Complete the Hands-On Lab 495 Lab 11-1: Solve Inkjet Printing Problems 495 Answer Review Questions 495 Answers to Hands-On Lab 498 Lab 11-1: Solve Inkjet Printing Problems 498 Answers and Explanations to Review Questions 498 Chapter 12 Storage Devices 501 Drive Interface Types 502 External and Internal Drive Interfaces 502 PATA and SATA Performance Characteristics 504 PATA Cabling, Configuration, and Setup 506 SATA Configuration and Cabling 508 SCSI IDs 510 Hot-Swappable Drive Interfaces 511 Hard Disk Drives 512 Performance Factors for SATA and PATA Hard Disks 512 Internal Hard Disk Drive Installation 513 eSATA Drives 519 SSD and Flash Drives 520 Flash Memory Cards 520 Flash Card Reader 523 USB Flash Memory Drives 524 SSD 525 RAID 526 Creating an ATA or SATA RAID Array 528 Optical Drives 531 Comparing CD, DVD, and Blu-ray Drives and Media 531 DVD Media Types 532 Blu-ray Media Types 532 Drive Speed Ratings 533 Recording Files to Optical Discs 533 Floppy Drives 538 Floppy Drive Capacities 538 Floppy Disk Drive Hardware Configuration 539 Maintaining Floppy Disks, Data, and Drives 540 Tape Drives 541 Troubleshooting Hard Drives, SSDs, and RAID Arrays 542 Read/Write Failures 543 Slow Performance 543 Noises Coming from Hard Disk 546 Boot Failure 547 Drive Not Recognized 548 Operating System Not Found 548 RAID Not Found 549 RAID Failure 549 Disk Surface and Data Recovery Tools 550 Review All the Key Topics 553 Complete the Tables and Lists from Memory 553 Define Key Terms 554 Complete Hands-On Lab 554 Lab 12-1: Configure SATA Ports 554 Lab 12-2: Configure PATA Jumper Blocks 555 Answer Review Questions 557 Answers to Hands-On Lab 560 Lab 12-1: Configure SATA Ports 560 Lab 12-2: Configure PATA Jumper Blocks 560 Answers and Explanations to Review Questions 561 Chapter 13 Installing and Upgrading Windows 565 Installing Windows 566 Minimum and Recommended Hardware Requirements 566 Boot Methods 570 Types of Installation 570 Time/Date/Language/Region Settings 579 Partitioning 580 File System Types and Formatting 586 Loading Alternative Third-Party Disk Drivers 588 Workgroup Versus Domain Setup 589 Transferring User Data 589 Windows Easy Transfer 590 User State Migration Tool 591 Updating Windows 592 Using Windows Update and Microsoft Update 592 Installing Service Packs Manually 593 Setting Up Recovery Partitions and Discs 595 Review All the Key Topics 597 Complete the Tables and Lists from Memory 597 Define Key Terms 598 Complete Hands-On Lab 598 Lab 13-1: Selecting Installation Options for Windows 7 598 Answer Review Questions 599 Answers to Hands-On Lab 602 Lab 13-1: Selecting Installation Options for Windows 7 602 Answers and Explanations to Review Questions 602 Chapter 14 Using and Managing Windows 605 Windows Versions and Editions 606 Windows XP Family 607 Windows Vista Family 607 Windows 7 Family 608 Windows Features 609 Windows Desktop (Aero, Aero Glass, Sidebar, Gadgets) 610 Shadow Copy 612 ReadyBoost 613 Compatibility Mode 615 Windows XP Mode 618 Administrative Tools 618 File Structure and Paths 620 Command-Line Tools 621 Starting a Command-Prompt Session with CMD.EXE 621 Internal Commands Overview 622 Using Wildcards to Specify a Range of Files 624 COPY 624 XCOPY 625 ROBOCOPY.EXE 627 MKDIR, CHDIR, and RMDIR (MD, CD, and RD) 628 Format/Format.exe 629 Diskpart 633 DEL 635 Tasklist 636 Taskkill 638 Administrative Features 640 Computer Management (MMC) 640 Performance Monitor/System Monitor 641 Services (Services.msc) 642 Task Scheduler 645 Print Management 648 Task Manager 648 Disk Management 650 Mount Points and Mounting a Drive 655 Windows File Systems 657 Run-Line Utilities 661 Notepad 662 Windows Explorer 662 MSInfo32 (System Information) 670 DXDiag (DirectX Diagnostics) 672 Control Panel 673 Starting Control Panel 674 Category and Icon Views 674 Shortcuts to Control Panel Functions 678 Display Options 678 Folder Options 679 System 680 Power Options 682 Add/Remove Programs (Windows XP) 686 Programs and Features (Windows Vista/7) 687 Automatic Updates (Windows XP) 688 Tablet PC Settings (Windows Vista/7) 688 Pen and Input Devices (Windows Vista) 689 Problem Reports and Solutions (Windows Vista, and 7) 689 Devices and Printers 689 HomeGroup (Windows 7) 690 Action Center (Windows 7) 691 Client-Side Virtualization 692 Host/Guest Virtualization 692 Hypervisor 692 Features and Benefits of Virtual Machines 693 Resource Requirements 693 Emulator Requirements 693 Security Requirements 694 Review All the Key Topics 695 Complete the Tables and Lists from Memory 695 Define Key Terms 696 Complete Hands-On Lab 696 Lab 14-1: Open and Use the Command Prompt 696 Lab 14-2: Using Microsoft Management Console 696 Answer Review Questions 697 Answers to Hands-On Lab 700 Lab 14-1: Open and Use the Command Prompt 700 Lab 14-2: Using Microsoft Management Console 701 Answers and Explanations to Review Questions 701 Chapter 15 Troubleshooting and Maintaining Windows 705 STOP (Blue Screen of Death) Errors 706 Causes of BSOD Errors 707 Researching Causes and Solutions 707 BSOD and Spontaneous Shutdown and Restart 708 Boot Failures 709 Windows 7/Vista Boot Errors 710 Windows XP Boot Errors 712 Missing Operating System Error 713 Missing Graphical Interface 714 GUI Fails to Load 714 Other Windows Problems 714 Improper Shutdowns 714 Device Fails to Start 715 Missing DLL Message 715 Services Fail to Start 715 Compatibility Error 716 Slow System Performance 716 Boots to Safe Mode 717 File Fails to Open 717 Windows Diagnostic and Repair Tools 717 Using System File Checker (SFC) 719 Using MSConfig 720 Using REGSVR32 721 Using REGEDIT 722 Using Event Viewer 724 Using Safe Mode and Other Advanced Boot Options 726 Using Device Manager 729 Using Windows XP Recovery Console 735 Using Automated System Recovery to Restore a Windows XP Installation 739 Using Windows Recovery Environment 741 Maintaining Windows 744 Using Windows Backup for XP 745 Using Windows Vista's Backup and Restore Center 748 Using Windows 7's Backup and Restore 750 CHKDSK.EXE 754 Defrag 755 System Restore and Restore Points 756 Firmware Updates 760 Review All the Key Topics 761 Complete the Tables and Lists from Memory 761 Define Key Terms 762 Complete Hands-On Lab 762 Lab 15-1: Check System Protection Settings 762 Lab 15-2: Using Event Viewer 762 Lab 15-3: Using Device Manager 762 Answer Review Questions 763 Answers to Hands-On Lab 765 Lab 15-1: Check System Protection Settings 765 Lab 15-2: Using Event Viewer 765 Lab 15-3: Using Device Manager 766 Answers to Review Questions 766 Chapter 16 Networking 769 Network Models 770 Client/Server Versus Peer-to-Peer 770 LANs and WANs 773 Network Topologies 774 Network Devices 775 Internet Connectivity Technologies 778 Modems and Dial-Up Internet Connectivity 778 ISDN Internet Connectivity 784 Broadband Internet Services (DSL, Cable, Satellite) 786 Fiber-Optic 790 Cellular 790 WiMAX 791 LANs and Internet Connectivity 791 TCP/IP 792 HTTP/HTTPS 792 SSL 792 TLS 792 HTML 793 FTP 794 Telnet 794 SSH 795 DNS 795 DHCP 796 Email 797 Remote Desktop 798 SNMP 798 SMB 799 LDAP 799 TCP and UDP Ports 799 Cable and Connector Types 801 UTP and STP Cabling 801 Fiber-Optic Cabling 805 Coaxial Cabling 805 Plenum and PVC 806 Connector Types 806 Networking Tools 808 Network Types 809 Wireless Network Standards 811 Wireless Ethernet 811 Bluetooth 812 Infrared 813 Cellular 813 VoIP 813 Switches and Hubs 814 Building a Small Office/Home Office Network 815 Installing Network Interface Cards 815 Configuring Network Interface Cards 816 TCP/IPv4 Configuration 819 IPv6 Addressing 827 Setting Up Shared Resources 829 Administrative Shares 834 Setting Up the Network Client 834 Using Shared Resources 836 Browser Installation and Configuration 841 Multifunction Network Device Configurations 845 Using Network Command-Line Tools 846 Using the Net Command 847 Using Ping 847 Using Tracert 848 Using NSLookup 849 Using Ipconfig 849 Using Netstat 849 Using NBTSTAT 850 Network and Internet Troubleshooting 851 Can't Access Network Resources 851 Significant Drops in Network Performance 851 Unattended PC Drops Its Network Connection 852 All Users Lose Network Connection 853 Users Can Access Some Shared Resources But Not Others 853 Can't Print to a Network Printer 853 Ping and Tracert Work, But User Can't Display Web Pages with Browser 854 Overview of Creating a Small Office/Home Office Network 854 Review All the Key Topics 856 Complete the Tables and Lists from Memory 857 Define Key Terms 857 Complete Hands-On Labs 857 Lab 16-1: Select the Appropriate Type of Cable 858 Lab 16-2: Select the Appropriate IP Networks 858 Lab 16-3: Select the Network Option and Appropriate Ports 859 Lab 16-4: Install an Appropriate Wireless Network 859 Answer Review Questions 859 Answers to Hands-On Labs 864 Lab 16-1: Select the Appropriate Type of Cable 864 Lab 16-2: Select the Appropriate IP Networks 864 Lab 16-3: Select the Network Option and Appropriate Ports 864 Lab 16-4: Install an Appropriate Wireless Network 865 Answers and Explanations to Review Questions 865 Chapter 17 Security 869 Security Fundamentals 870 Secure and Insecure File Systems 870 Authentication Technologies 871 Protection Against Viruses and Malware 872 Software Firewalls 873 Data and Physical Security 873 Data Access Local Security Policy 874 Encryption Technologies 875 Backups 877 Data Migration 877 Data and Data Remnant Removal 877 Password Management 878 Locking a Workstation 878 Incident Reporting 879 Social Engineering 880 Physical Security 881 Securing Wireless Networks 883 WEP and WPA Encryption 883 Access Point Configuration for Maximum Security 885 Securing Wired Networks 891 Access Control Purposes and Principles 892 Operating System Access Control 892 Data Destruction/Disposal Techniques 898 Installing, Configuring, and Troubleshooting Security Features 899 BIOS Security Features 899 Software Firewalls 900 Configuring Exceptions 902 Wireless Network Configuration 904 Unused Wireless Connections 910 File Systems (Converting from FAT32 to NTFS) 912 Malicious Software Protection 913 Review All the Key Topics 919 Define Key Terms 919 Complete Hands-On Labs 920 Lab 17-1: Hard Drive Security and Disposal 920 Lab 17-2: Secure a Customer's Wireless Network 920 Answer Review Questions 921 Answers to Hands-On Labs 924 Lab 17-1: Hard Drive Security and Disposal 924 Lab 17-2: Secure a Customer's Wireless Network 924 Answers and Explanations to Review Questions 925 Chapter 18 Operational Procedures and Communications Methods 929 Computer Safety 930 ESD 930 Electrical Safety 932 Physical Safety 934 Environmental Controls 935 Temperature, Humidity, and Air 936 Material Safety Data Sheet (MSDS) 936 Incident Response and Documentation 938 First Response 938 Documentation 938 Chain of Custody 939 Communication Methods and Professionalism 939 How to Interact with to Customers 939 How to Treat Customers' Property 941 Review All the Key Topics 942 Complete the Tables and Lists from Memory 942 Define Key Terms 942 Complete Hands-On Labs 942 Lab 18-1: Select the Appropriate Power Protection Equipment 942 Answer Review Questions 943 Answers to Hands-On Labs 947 Lab 18-1: Select the Appropriate Power Protection Equipment 947 Answers and Explanations to Review Questions 948 Glossary CD Only: Appendix A Memory Tables Appendix B Memory Tables Answer Key 9780789748508 TOC 7/31/2012

a technical trainer. Over the past several years he has authored several titles for Pearson Education, including the well-received CompTIA A+ Exam Cram. As a consultant, he installs and secures the latest in computer and networking technology. Over the past decade he has taught CompTIA A+, Network+, and Security+ certification courses, both in the classroom and via the Internet. He runs the website www.davidlprowse.com, where he gladly answers questions from students and readers.