CompTIA A+ Complete Study Guide
John Wiley & Sons Inc (Verlag)
978-1-119-13785-6 (ISBN)
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Gain the Sybex advantage with this complete guide to A+ certification The CompTIA A+ Complete Study Guide is your complete solution for A+ exam preparation. Covering 100% of Exam 220-901 and Exam 220-902 objectives, this book gives you everything you need to ensure that you not only understand the basics of IT, but that you can demonstrate your understanding effectively. Now in its third edition, this guide has been updated to reflect the exam's new focus. Coverage includes the latest best practices, Windows 8/8.1 and mobile OSes, and an emphasis on the practical skills required on the job. Clear and concise, this book helps you solidify your understanding of crucial hardware and operating system maintenance and troubleshooting topics covered on the exam. You also gain access to the Sybex exclusive online interactive learning environment and test bank, featuring bonus practice exams, electronic flashcards, and a searchable PDF glossary of the most important terms you need to understand. The CompTIA A+ certification is the essential computer technician credential, and is required by over 100 leading employers.
This book helps you prepare and practice so you can approach the exam with confidence, and pass with flying colors. * Review the components of personal computers, laptops, and portable devices * Understand operating systems, networks, and security * Get up to speed on safety and environmental issues * Practice effective communication and the "soft skills" of professionalism More than just a review of computer parts, this book covers everything you'll see on the exam. Why go in unprepared when you can have the Sybex advantage?
Quentin Docter started in the IT industry as a tech support agent for Packard Bell in 1994. Since then he has worked in tech support, network administration, consulting, training, web development, and project management. During his career, he has achieved certifications from CompTIA (including A+), Microsoft, Cisco, Novell, and Sun Microsystems. He is the author of several books. Emmett Dulaney, A+, Network+, Security+, MCT, is an assistant professor who has written several certification books on Windows, Security, IT project management, and UNIX. He is also a well-known certification columnist for Certification Magazine and Campus Technology. Toby Skandier, A+, Network+, i-Net+, Server+, is founder of Talskan Technologies, LLC, a technical education provider.
Introduction xxix Assessment Test lvii Part I 220 ]901 1 Chapter 1 Motherboards, Processors, and Memory 3 Identifying Components of Motherboards 5 System Board Form Factors 6 System Board Components 8 Identifying Purposes and Characteristics of Processors 32 Identifying Purposes and Characteristics of Memory 38 Important Memory Terms 38 Types of Memory 43 Memory Packaging 50 Identifying Purposes and Characteristics of Cooling Systems 54 Fans 54 Memory Cooling 58 Hard Drive Cooling 58 Chipset Cooling 58 CPU Cooling 59 Summary 63 Exam Essentials 63 Review Questions 65 Performance ]Based Question 1 69 Performance ]Based Question 2 69 Chapter 2 Storage Devices and Power Supplies 71 Identifying Purposes and Characteristics of Storage Devices 72 Hard Disk Drive Systems 72 Solid-State Drives 77 Optical Storage Drives 79 Drive Interfaces and RAID 85 Removable Storage and Media 89 Installing, Removing, and Configuring Storage Devices 95 Identifying Purposes and Characteristics of Power Supplies 98 Dual-Rail Architecture 99 Power and Voltage Ratings 99 Power Connectors 100 Replacing Power Supplies 106 AC Adapters as Power Supplies 107 Summary 108 Exam Essentials 108 Review Questions 109 Performance-Based Question 112 Chapter 3 Peripherals and Expansion 113 Installing and Configuring Expansion Cards 117 Video 118 Multimedia 119 I/O 120 Communications 120 Adapter Configuration 126 Identifying Characteristics of Connectors and Cables 126 Device Connector Types 127 Common Peripheral Cables and Their Interfaces 134 Video Display Cables and Connectors 146 Input Devices 157 Mouse 158 Touchpad 159 Keyboard 161 Scanner 163 Barcode Reader 165 Digitizer 166 Biometric Devices 167 Gamepads and Joysticks 168 Motion Sensor 168 Smart Card Reader 169 Multimedia Input Devices 170 Output Devices 173 Printers 174 Speakers 174 Display Devices 174 Input and Output Devices 174 Touchscreens 175 KVM Switch 175 Smart TV 176 Set-Top Box 177 Summary 177 Exam Essentials 178 Review Questions 179 Performance-Based Questions 182 Chapter 4 Display Devices 183 Understanding Display Types and Settings 184 Video Display Types 184 Adjusting Display Settings 195 Understanding Video Standards and Technologies 205 Video Standards 205 Advanced Video Resolutions and Concepts 207 Summary 212 Exam Essentials 213 Review Questions 214 Performance ]Based Question 217 Chapter 5 Custom Configurations 219 Standard Thick Clients 222 Graphic and CAD/CAM Design Workstations 223 CPU Enhancements 223 Video Enhancements 224 Maximized RAM 224 Audio/Video Editing Workstations 225 Video Enhancements 225 Specialized Audio 226 Specialized Hard Drives 226 Virtualization Workstations 227 CPU Enhancements 228 Maximized RAM 228 Gaming PCs 230 CPU Enhancements 230 Video Enhancements 231 Specialized Audio 231 Enhanced Cooling 232 Home Theater PCs 232 Video Enhancements 234 Specialized Audio 234 Special Chassis and TV Tuner 234 Thin Clients 235 Home Server PCs 236 Media Streaming Capabilities 237 File and Print Sharing Services 240 Gigabit NIC 240 RAID Array 241 Summary 241 Exam Essentials 241 Review Questions 243 Performance-Based Question 246 Chapter 6 Networking Fundamentals 247 Understanding Networking Principles 249 Understanding Networking Fundamentals 250 Identifying Common Network Hardware 270 Network Interface Cards (NICs) 270 Cables and Connectors 272 Networking Components 284 Summary 289 Exam Essentials 290 Review Questions 292 Performance-Based Question 295 Chapter 7 Introduction to TCP/IP 297 Understanding TCP/IP 299 TCP/IP Structure 300 Understanding IP Addressing 308 Summary 322 Exam Essentials 323 Review Questions 324 Performance-Based Question 327 Chapter 8 Installing Wireless and SOHO Networks 329 Understanding Wireless Networking 331 802.11 Networking Standards 332 802.11 Devices 338 Wireless Encryption Methods 339 Installing and Configuring SOHO Networks 341 Choosing Connection Types 341 Installing the Network 363 Configuring a Wireless Router 373 Summary 386 Exam Essentials 387 Review Questions 388 Performance-Based Question 391 Chapter 9 Understanding Laptops 393 Understanding Laptop Architecture 396 Laptops vs. Desktops 396 Laptop Case 398 Motherboards and Processors 399 Memory 402 Storage 403 Input Devices 406 Expansion Buses and Ports 414 Docking Stations 422 Power Systems 424 Laptop Displays 427 Cable Locks 431 Disassembling and Reassembling Laptops 432 Using the Right Tools 432 Replacing Laptop Components 434 Summary 448 Exam Essentials 448 Review Questions 450 Performance-Based Question 453 Chapter 10 Understanding Mobile Devices 455 Understanding Mobile Devices 457 Characteristics of Mobile Devices 458 Tablets 461 Smartphones 463 Phablets 469 e-Readers 471 GPS 473 Smart Cameras 476 Wearable Technology Devices 477 Connection Types 484 Mobile Device Accessories 490 Summary 492 Exam Essentials 492 Review Questions 494 Performance-Based Question 497 Chapter 11 Installing and Configuring Printers 499 Understanding Print Technologies and Imaging Processes 502 Impact Printers 503 Inkjet 505 Laser Printers 513 Thermal Printers 524 Virtual Printers 525 Installing and Configuring Printers 527 Printer Interface Components 527 Installing and Sharing Local Printers 532 Installing and Sharing Networked Printers 542 Performing Printer Maintenance and Upgrades 550 Performing Printer Maintenance 551 Installing Printer Upgrades 556 Summary 559 Exam Essentials 560 Review Questions 562 Performance-Based Question 565 Chapter 12 Hardware and Network Troubleshooting 567 Troubleshooting Core Hardware Issues 574 Troubleshooting Motherboards, CPUs, RAM, and Power Problems 575 Troubleshooting Storage Device Problems 588 Troubleshooting Video Issues 593 Troubleshooting Mobile Devices, Printers, and Networking 595 Troubleshooting Common Mobile Device Issues 595 Troubleshooting Printer Problems 607 Troubleshooting Networking Problems 630 Summary 652 Exam Essentials 653 Review Questions 655 Performance-Based Question 658 Part II 220-902 659 Chapter 13 Operating System Basics 661 Understanding Operating Systems 662 Operating System Terms and Concepts 664 Minimum System Requirements 665 The Windows Interface 669 What s in a Window? 685 Updating Windows 689 Creating Restore Points 690 File Management 691 Going Virtual 698 Preparing for the Exam 699 Summary 702 Exam Essentials 702 Review Questions 703 Performance-Based Question 706 Chapter 14 Operating System Administration 707 Interacting with Operating Systems 709 Control Panel 709 The Command Prompt 721 Virtual Memory 733 Administrative Tools 734 Task Manager 734 MMC 739 Computer Management 739 Services 740 Performance Monitor 740 Task Scheduler 741 Windows System Configuration Tools 742 Power Management 748 Disk Management 749 Getting Disks Ready to Store Files and Programs 749 Backing Up the Data on Your Drives 753 Checking the Health of Hard Disks and Optimizing Their Performance 753 User Authentication 754 Summary 755 Exam Essentials 755 Review Questions 757 Performance-Based Question 761 Chapter 15 Working with Windows 8/8.1 763 Windows Editions 764 Installing Windows 8 769 Unattended Installation/Image Deployment 773 Remote Network Installation 773 Multiboot Installation 774 Repair Installation/Refresh/Restore 774 Recovery Partition 774 Windows 8 Boot Methods 776 Internal Hard Drive (Partition) 776 External/Hot Swappable Drive 776 Flash Drives 777 Solid-State Drives 777 Netboot 777 Summary 777 Exam Essentials 778 Review Questions 779 Performance-Based Question 782 Chapter 16 Working with Windows 7 783 Windows 7 Editions 785 Installing Windows 7 791 Upgrading to Windows 7 792 Upgrading Editions of Windows 7 796 Installation/Upgrade Boot Options 797 The Windows 7 Boot Sequences 797 Key Boot Files 797 Windows 7 Features 798 Tools in Windows 7 798 Windows 7 Administrative Tools 804 Local Users and Groups 804 Local Security Policy 805 System Configuration 807 Component Services 808 Data Sources 808 Print Management 809 Windows Memory Diagnostics 810 Unique Control Panel Utilities 810 HomeGroup 810 RemoteApp and Desktop Connections 810 Troubleshooting 811 Networking and Windows 7 813 Configuring an Alternative IP Address in Windows 814 Network Card Properties 815 Configuring Windows Networking 816 Windows 7 System Performance and Optimization 817 Summary 819 Exam Essentials 819 Review Questions 821 Performance-Based Question 826 Chapter 17 Working with Windows Vista 827 Windows Vista Editions 829 Installing Windows Vista 832 Clean Install 832 Upgrading to Windows Vista 833 Transferring to Windows Vista 835 The Windows Vista Boot Sequences 835 Key Boot Files 835 Windows Vista Features 836 Tools in Windows Vista 836 Windows Vista Administrative Tools 840 Users and Groups 840 Local Security Policy 841 System Configuration 843 Component Services 845 Data Sources 845 Print Management 845 Windows Memory Diagnostics 846 Distinctive Utilities 847 Tablet PC Settings 847 Pen and Input Devices 848 Offline Files 849 Problem Reports and Solutions 850 Printers 852 Networking and Windows Vista 852 Vista System Performance and Optimization 855 Aero 856 User Account Control 857 Indexing 858 Sidebar 859 Summary 860 Exam Essentials 860 Review Questions 861 Performance-Based Question 865 Chapter 18 Working with Mac OS and Linux 867 Best Practices 868 Scheduled Backups 868 Scheduled Disk Maintenance 871 System Updates/App Store 871 Patch Management 871 Driver/Firmware Updates 873 Antivirus/Antimalware Updates 873 Tools 873 Features 874 Basic Linux Commands 877 Understanding the Syntax of Shell Commands 878 Discovering and Using Linux Commands 879 Becoming root (Superuser) 881 Managing Processes 881 Directory Navigation 883 Directory Listings 884 Changing Permissions and Ownership 885 Working with Files 886 Working with Directories 887 Networking Utilities 887 Summary 888 Exam Essentials 888 Review Questions 889 Performance-Based Question 892 Chapter 19 Security 893 Common Prevention Methods 896 Physical Security 897 Digital Security 899 User Education/AUP 905 Principle of Least Privilege 906 Email Filtering 906 Virtual Private Networks 906 Common Security Threats 907 Social Engineering 907 Password Attacks 908 Malware 909 Man-in-the-Middle Attacks 909 Rootkits 910 Phishing 910 Shoulder Surfing 911 Spyware 911 Viruses 912 Worms 917 Trojans 918 Ransomware 918 Spoofing 918 Zero-Day Attack 919 Zombie/Botnet 919 Non-Complaint Systems 920 Workstation Security Best Practices 920 Setting Strong Passwords 920 Requiring Passwords and Expiration 921 Account Management 921 Restricting User Permissions 921 Add Login Time Restrictions 921 Act on Failed Login Attempts 922 Changing Default Usernames 922 Disabling the Guest Account 922 Screensaver Required Password 922 Disable Autorun 922 Data Loss Prevention 923 Working with Windows OS Security Settings 923 Users and Groups 923 NTFS vs. Share Permissions 925 Shared Files and Folders 927 System Files and Folders 928 User Authentication 928 BitLocker and BitLocker To Go 929 EFS 929 Mobile Device Security 929 Screen Locks 930 Remote Wipes and Locator Applications 931 Remote Backup 934 Operating System Updates 934 Destruction and Disposal Methods 935 Recycling or Repurposing Best Practices 936 Low-Level Format vs. Standard Format 936 Hard Drive Sanitation and Sanitation Methods 936 Physical Destruction 937 Securing a SOHO Network (Wireless) 939 Change Default Usernames and Passwords 940 Changing the SSID 940 Setting Encryption 940 Disabling SSID Broadcast 940 Enable MAC Filtering 940 Antenna and Access Point Placement 941 Radio Power Levels 941 Assign Static IP Addresses 941 WPS 942 Securing a SOHO Network (Wired) 942 Change Default Usernames and Passwords 942 Assign Static IP Addresses 943 Disabling Ports 943 Physical Security 943 Summary 945 Exam Essentials 945 Review Questions 947 Performance-Based Question 951 Chapter 20 Network Services, Cloud Computing, and Virtualization 953 Understanding Network Services 955 Server Roles 956 Internet Appliances 971 Legacy and Embedded Systems 973 Understanding Cloud Computing and Virtualization 975 Concepts of Cloud Computing 975 Understanding Virtualization 984 Summary 996 Exam Essentials 996 Review Questions 998 Performance-Based Question 1001 Chapter 21 Mobile Operating Systems and Connectivity 1003 Understanding Mobile Operating Systems 1006 Comparing Mobile Operating Systems 1007 Understanding Sensors and Calibration 1022 Using Additional Mobile Operating System Features 1029 Network Connectivity and Email 1036 Understanding Cellular Data Connections 1037 Establishing Wi-Fi Connectivity 1045 Establishing Bluetooth Connectivity 1056 Configuring Email Accounts 1069 Mobile Device Synchronization 1082 Syncing Apple iOS Devices 1083 Syncing Android Devices 1088 Software Installation Requirements 1089 Summary 1092 Exam Essentials 1092 Review Questions 1093 Performance-Based Question 1096 Chapter 22 Troubleshooting Theory, OSs, and Security 1097 Understanding Troubleshooting Theory 1100 Identifying the Problem 1101 Establishing a Theory 1105 Testing Solutions 1106 Establishing a Plan of Action 1107 Verifying Functionality 1109 Documenting the Work 1109 Troubleshooting Operating Systems 1110 Common Symptoms 1110 Operating System Tools 1118 Troubleshooting Security Issues 1126 Common Symptoms 1128 Security Tools 1132 Best Practices for Malware Removal 1136 Troubleshooting Mobile Issues 1137 Troubleshooting Mobile Security Issues 1139 Summary 1142 Exam Essentials 1142 Review Questions 1143 Performance-Based Question 1146 Chapter 23 Understanding Operational Procedures 1147 Understanding Safety Procedures 1150 Identifying Potential Safety Hazards 1151 Creating a Safe Workplace 1161 Understanding Environmental Controls 1170 Managing the Physical Environment 1171 Handling and Disposing of Computer Equipment 1177 Understanding Policies, Licensing, and Privacy 1186 Managing Software Licenses 1186 Managing Sensitive Information 1189 Demonstrating Professionalism 1191 Communicating with Customers 1192 Using Appropriate Behavior 1196 Putting It All in Perspective 1202 Summary 1204 Exam Essentials 1204 Review Questions 1206 Performance-Based Question 1209 Appendix A Answers to Review Questions 1211 Chapter 1: Motherboards, Processors, and Memory 1212 Chapter 2: Storage Devices and Power Supplies 1214 Chapter 3: Peripherals and Expansion 1215 Chapter 4: Display Devices 1217 Chapter 5: Custom Configurations 1219 Chapter 6: Network Fundamentals 1221 Chapter 7: Introduction to TCP/IP 1222 Chapter 8: Installing Wireless and SOHO Networks 1224 Chapter 9: Understanding Laptops 1226 Chapter 10: Understanding Mobile Devices 1227 Chapter 11: Installing and Configuring Printers 1229 Chapter 12: Hardware and Network Troubleshooting 1230 Chapter 13: Operating System Basics 1232 Chapter 14: Operating System Administration 1233 Chapter 15: Working with Windows 8/8.1 1234 Chapter 16: Working with Windows 7 1235 Chapter 17: Working with Windows Vista 1236 Chapter 18: Working with Mac OS and Linux 1238 Chapter 19: Security 1239 Chapter 20: Network Services, Cloud Computing, and Virtualization 1240 Chapter 21: Mobile Operating Systems and Connectivity 1241 Chapter 22: Troubleshooting Theory, OSs, and Security 1243 Chapter 23: Understanding Operational Procedures 1244 Appendix B Answers to Performance-Based Questions 1247 Chapter 1: Motherboards, Processors, and Memory 1248 Chapter 2: Storage Devices and Power Supplies 1249 Chapter 3: Peripherals and Expansion 1249 Chapter 4: Display Devices 1249 Chapter 5: Custom Configurations 1252 Chapter 6: Network Fundamentals 1252 Chapter 7: Introduction to TCP/IP 1254 Chapter 8: Installing Wireless and SOHO Networks 1254 Chapter 9: Understanding Laptops 1254 Chapter 10: Understanding Mobile Devices 1256 Chapter 11: Installing and Configuring Printers 1256 Chapter 12: Hardware and Network Troubleshooting 1257 Chapter 13: Operating System Basics 1257 Chapter 14: Operating System Administration 1259 Chapter 15: Working with Windows 8/8.1 1259 Chapter 16: Working with Windows 7 1259 Chapter 17: Working with Windows Vista 1262 Chapter 18: Working with Mac OS and Linux 1264 Chapter 19: Security 1264 Chapter 20: Network Services, Cloud Computing, |and Virtualization 1266 Chapter 21: Mobile Operating Systems and Connectivity 1266 Chapter 22: Troubleshooting Theory, OSs, and Security 1267 Chapter 23: Understanding Operational Procedures 1267 Index 1269
| Erscheint lt. Verlag | 2.2.2016 |
|---|---|
| Verlagsort | New York |
| Sprache | englisch |
| Maße | 191 x 232 mm |
| Gewicht | 2075 g |
| Themenwelt | Sachbuch/Ratgeber |
| Informatik ► Weitere Themen ► Hardware | |
| Informatik ► Weitere Themen ► Zertifizierung | |
| Sozialwissenschaften ► Pädagogik | |
| ISBN-10 | 1-119-13785-3 / 1119137853 |
| ISBN-13 | 978-1-119-13785-6 / 9781119137856 |
| Zustand | Neuware |
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