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Take the next step in your career by earning your CompTIA A+ certification the faster, smarter way. This innovative, high-energy guide makes the most of your study time by teaching exactly what you need for the A+ Core Hardware and Operating Systems Technologies exams. You get focused, no-fluff coverage of exam objectives-plus Test Smart tips, a rigorous cram-and-review section, hundreds of practice questions on CD, and a handy eBook. With 12 professional certifications and 20 years of IT experience between them, these authors know how to focus your studies-and cut to the chase in exam preparation! The better way to prep for A+, the leading credential for computer service and support! Install, configure, and upgrade PCs Employ troubleshooting procedures and best practices Implement a preventive maintenance regimen, including PC safety Work with motherboards, processors, and memory Set up printers-and help keep them out of trouble Network desktop computers and create Internet access Master OS fundamentals, including major file systems The Faster Smarter way to master A+ featuring: Concise, objective-by-objective exam coverage End-of-chapter review questions Test Smart tips from two certification experts Rigorous Check Yourself (Before You Test Yourself) review chapter Hundreds of challenging practice questions on CD For customers who purchase an ebook version of this title, instructions for downloading the CD files can be found in the ebook.
Contents
Acknowledgments xiii How to Become CompTIA Certified xiv Introduction xv PART I A+ CORE HARDWARE CHAPTER 1 Installing, Configuring, and Upgrading Hardware Identifying System Modules System Board/Motherboard Power Supply Processor/CPU Memory Storage Devices Monitor/Display Devices Modem Firmware BIOS/CMOS Ports Identifying System Resources I/O Addresses Standard IRQ Settings DMA Addresses Peripheral Ports, Cabling, and Connectors Working with Cables Peripheral Ports Peripheral Connectors Installing and Configuring ATA/IDE Devices Enhanced IDE Connectors, Jumpers, Masters, and Slaves Cable Select Installing and Configuring SCSI Devices SCSI Termination SCSI IDs SCSI Cabling and Connectors SCSI Connectors External SCSI Connectors Internal SCSI Connectors SCSI Types and Standards Jumper Block Settings It's a RAID! Installing and Configuring Peripheral Devices Installation Made Easy Monitor/Video Card Modem Installing Floppy Drives USB Peripherals and Hubs IEEE 1284 Installing and Configuring Peripheral Devices on Portable Systems PC Cards Infrared Devices Upgrading: The Neverending Story Upgrading the Processor Memory Upgrades Memorya You Can Bank on It Steps in a RAM Upgrade Upgrading Hard Drives Upgrading SCSI Hard Drives Upgrading IDE Hard Drives Upgrading the BIOS Portable Systems Battery Hard Drive Memory The Upgrade Review Key Points Chapter Review Questions CHAPTER 2 When Good Components Go Bad Identifying and Troubleshooting System Component Errors I/O Ports and Cables Motherboards Peripherals Computer Case Power Supplies Slot Covers? Storage Devices and Cables Cooling Systems Processor/CPU Memory Display Device Input Devices Adapters Portable Systems Troubleshooting Procedures and Best Practices Determine the Severity of the Problem Gather Information Necessary to Isolate the Problem Determine the Potential Cause or Causes Fix the Problem Review and Document Key Points Chapter Review Questions CHAPTER 3 An Ounce of Prevention... Preventative Maintenance Products Liquid Cleaning Compounds Cleaning Contacts and Connectors Non-Static Vacuums Compressed Air Working with Power Uninterruptible Power Supplies Surge Suppressors Storing Components for the Future Handling High-Voltage EquipmentA Or Not Disposing of the Junk Monitors (CRTs) Batteries Toner Kits/Cartridges Chemical Solvents and Cans Electrostatic Dischargea Enemy Number 1 What Is ESD? Hidden ESD ESD Protection Devices Key Points Chapter Review Questions CHAPTER 4 Motherboards, Processors, and Memory Processors Processor Characteristics Processor Types Memory Single Inline Memory Modules Dual Inline Memory Modules Types of Memory Additional Memory Considerations Motherboards Motherboard Form Factors Full and Baby AT Motherboards ATX Motherboard Power Connectors Motherboard Features IDE and SCSI Connectors Taking a Closer Look Inside the CMOS Key Points Chapter Review Questions CHAPTER 5 Printing and Printer Basics Types of Printers Laser Printers Dot-Matrix Printers Ink-Jet Printers Connecting Printers Parallel Network Connected Printers USB Serial Infrared Troubleshooting Printers and Print Quality Troubleshooting Dot-Matrix Printers Troubleshooting Ink-Jet Printers Troubleshooting Laser Printers General Printing Considerations Key Points Chapter Review Questions CHAPTER 6 Introduction to Networking Networking Hardware Network Interface Cards Legacy Cards and Jumper Settings Installing the Network Card Network Cable Characteristics Coaxial Media (We Mean Cable) Twisted-Pair Cable Network Cabling and Data Threats Bandwidth Attenuation Interference RS- Infrared Fiber-Optic Cable Media Characteristics Summary Hardware Protocols Ethernet Token Ring Network Topologies Star Topology Bus Topology Ring Topology Mapping Ethernet Standards to Topologies Networking Devices Repeaters Hubs and Switches Multistation Access Units Key Points Chapter Review Questions Check Yourself A+ Core Hardware PART II A+ OPERATING SYSTEMS CHAPTER 7 Introducing the Operating System What Has an OS Done for You Lately! Contrasts Between Windows 9x/Me, Windows NT, Windows 2000, and Windows XP Windows NT Windows 2000 Basics Windows XP Basics Getting to Know Windows 9x (Briefly) System Management and Configuration Major Operating System Components Major Operating System Interfaces Identifying Major System Files Windows 9xa Specific Files Windows NT/2000/XP Key Files Using Command-Line Functions and Utilities Dir Attrib Ver Mem ScanDisk Defrag Edit Xcopy Copy Format Fdisk Setver Scanreg MD/CD/RD Delete/Rename Deltree Type Echo Set Ping Managing Disks, Directories, and Files Disks Partitions File Systems FAT (FAT16) FAT32 NTFS NTFS5 Directory Structures Creating Folders Navigating the Directory Structure Files File Attributes File Compression File Encryption File Permissions Major Operating System Utilities Disk Management Tools System Management Tools File Management Tools key Points Chapter Review Questions CHAPTER 8 Installing the Operating System Pre-Installation Procedures Hardware Requirements Verifying Hardware Compatibility Installation Type Choosing a File System Network Configuration Starting the Installation Partitioning the Hard Disk A Little Something about Primary and Extended Partitions Partitioning with Fdisk Formatting the Hard Drive Installation Commands Installation Methods Installations over the Network If It Just WonA t Install Upgrading the Operating System General Upgrade Considerations Upgrading Windows 95 to Windows 98 Upgrading from Windows NT Workstation 4 to Windows 2000 Replacing Windows 9x with Windows 2000/XP Upgrading to Windows Me Upgrading to Windows XP Windows XP Upgrade Rules Dual-Booting Windows Giving the OS the Boot Windows 9x Windows 9x Boot Modes MS-DOS Mode Windows NT and Windows 2000/XP Windows NT 4 and Windows 2000/XP Boot Options Installing Device Drivers Installing and Running Programs Installing Additional Windows Components Installing Third-Party Programs Uninstalling Programs Installing and Configuring Printing Network Printing Key Points Chapter Review Questions CHAPTER 9 Diagnosing and Troubleshooting A Problem with Your Boots Invalid Boot Disk and Inaccessible Boot Device Missing Ntldr Error Message Bad or Missing Command.com Error Message Error in Config.sys Line XX Himem.sys Not Loaded Error Message Errors in System.ini, Win.ini, or the Registry Event Viewera Event Log Is Full Failure to Start GUI Windows Protection Errors Searching for Answers Working with the Startup Disk Asd.exe (Automatic Skip Driver) Installation/User Manuals Internet/Web Resources Windows Task Manager Dr. Watson Device Manager MSD and WinMSD Eliciting Problem Symptoms from Customers Common Windows Operational Errors Troubleshooting Windows-Specific Printing Problems The Print Spooler Is Stalled Incorrect or Incompatible Driver for the Printer Out of Memory Errors While Printing General Protection Faults The Blue Screen of Death Illegal Operation Invalid Working Directory System Lockups Identifying Device Errors with Device Manager Troubleshooting Programs Programs WonA t Install A Program Will Not Start or Load A Program Loads but Performs Poorly You Cannot Log on to a Network Viruses and Virus Types Boot Sector Virus Trojan Horse Program Executable Virus Macro Virus Is It a Virus? Where Do Viruses Come From? Removing Viruses Key Points Chapter Review Questions CHAPTER 10 Networking the Operating System Introducing the Network Configuring Protocols Configuring Client Options The Last Piece of the Puzzle Tools for Verifying the Configuration Sharing Setting Permissions to Shared Resources Configuring the Network Card Accessing the Internet Internet Service Providers TCP/IP Internet Connectivity Technologies Dial-up Networking DSL Networking ISDN Networking Cable Satellite Wireless LAN Installing and Configuring Browsers Firewalling Under Windows XP Key Points Chapter Review Questions Check Yourself A+ Operating System Technologies INDEX
