CompTIA A+ Certification Study Guide, 11th Edition (Exams 220-1101 & 220-1102)
More than 800 practice exam questions―fully updated for the 2022 versions of the exams
Filled with hands-on exercises with accompanying videos, and with hundreds of practice questions including performance-based types, CompTIA A+™ Certification Study Guide, Eleventh Edition (Exams 220-1101 & 220-1102) covers what you need to know―and shows you how to prepare―for these challenging exams.
- 100% complete coverage of all official objectives for the exams
- Exam Readiness Checklists―you’re ready for the exams when you’ve mastered all the objectives on the lists
- Exam Watch notes call attention to information about, and potential pitfalls in, the exams
- Two-Minute Drills for quick review at the end of every chapter
- Simulated exam questions match the format, tone, topics, and difficulty of the real exams
Covers all the exam topics, including:
Operational Procedures • Planning and Professionalism • Operating System Fundamentals • Upgrading, Installing, and Configuring Operating Systems • Disk, File, and Application Management • Operating System Troubleshooting and Maintenance • Client-Side Virtualization • Motherboards and Processors • Memory, Adapters, and Storage • Power Supplies, Display Devices, and Peripherals • Installing and Upgrading PC Components • PC Hardware Troubleshooting and Maintenance • Using and Supporting Printers • Configuring and Using Laptops • Supporting Mobile Devices • Network Basics • Installing a SOHO Network • Internet, Cloud, and Remote Access • Troubleshooting Networks • Physical Security and User Authentication • Protecting and Managing Data • Defending Against Malware and Social Engineering • Scripting
Online content includes:
- Test engine that provides full-length practice exams and customized quizzes by chapter or by exam domain
- Performance-based question simulations
- Videos training from the author
- Comprehensive glossary
Cover About the Author Title Page Copyright Page Dedication Contents at a Glance Contents Preface Acknowledgments Introduction Part I Safety and Professionalism 1 Operational Procedures Workplace Safety Extinguishing Fires Lifting Techniques When Moving Equipment Exercise 1-1: Research Lifting Guidelines Avoiding Touch Hazards Avoiding Electric Shock Working Safely with Printers Working Safely with Power Supplies Working Safely with Display Devices Protecting Equipment Safely Transporting Equipment Protecting Components from Electrostatic Discharge Exercise 1-2: ESD-Proofing Your Workspace Environmental Concerns for IT Professionals Protection from Dust, Debris, and Other Airborne Particles Providing the Proper Temperature and Humidity Providing Good Power Disposing of Computer Waste Exercise 1-3: Researching Recycling Centers Certification Summary Two-Minute Drill QA Self Test Self Test Answers 2 Planning and Professionalism Professionalism and Proper Communication Professionalism Dealing with Prohibited Content and Prohibited Activities Defining Prohibited Content and Behavior Responding to an Incident Licensing, Privacy, and Regulations Licensing, EULAs, and DRM Regulated Data and Privacy Documentation Management General Documentation Best Practices Types of Documentation Asset Management Ticketing Systems Change Management Changing Management Objectives Making Requests for Changes Describing the Purpose of the Change Defining the Type and Scope of the Change Defining the Timetable Analyzing the Risks and Impact Formulating a Rollback Plan Planning the Change Getting Approval and Implementing the Change Getting End-User Acceptance Documenting the Changes Certification Summary Two-Minute Drill QA Self Test Self Test Answers Part II Operating Systems 3 Operating System Fundamentals Introduction to Operating Systems The Purpose of Operating Systems Hardware Control File Management User Interface Device Types and Architectures 32-Bit vs. 64-Bit Operating Systems End-of-Life (EOL) and Update Considerations Windows Editions and Updates Windows Editions Windows Updates and Builds Exercise 3-1: Viewing the Windows Version and Edition Configuring Windows Settings Identifying Control Panel Applets Identifying Windows Settings Exercise 3-2: Locating Windows Settings An Introduction to macOS Dock Finder System Preferences Apple Menu macOS Versions Running Applications Using Multiple Desktops Storing Passwords Spotlight Searching Using Gestures Accessing iCloud Dual-Booting with Windows Using Another Computer’s Optical Drive An Introduction to Linux Certification Summary Two-Minute Drill QA Self Test Self Test Answers 4 Upgrading, Installing, and Configuring Operating Systems Considerations for Installing or Upgrading Windows System Requirements Application and Hardware Compatibility Clean Install vs. Upgrade Upgrade Paths Upgrading Windows Pre-Upgrade Tasks Exercise 4-1: Using Disk Cleanup Upgrading to a Newer Version of Windows Upgrading to a Different Edition of the Same Windows Version Installing Windows Preparing to Install Windows Selecting Boot Media and Methods Attended Installation Exercise 4-2: Performing an Attended Clean Install of Windows Unattended Installation Post-Installation Tasks Checking for Internet Connectivity Creating User Accounts Exercise 4-3: Creating a New User Account with the Settings App Registering and Activating Windows Updating Windows Installing and Upgrading macOS and Linux Operating Systems Upgrading macOS File Systems for Linux and macOS Installing Linux Exercise 4-4: Installing Ubuntu Linux Certification Summary Two-Minute Drill QA Self Test Self Test Answers 5 Disk, File, and Application Management Disk Management Managing Disks in Windows Exercise 5-1: Viewing the Disk Storage Type Exercise 5-2: Creating a New Volume Managing Disks with DISKPART Exercise 5-3: Using DISKPART Managing Disks in macOS File Systems General Characteristics of a File System FAT NTFS exFAT Resilient File System Mac File Systems Linux File Systems File Management Setting File Explorer Folder Options File Management at the Windows Command Prompt Exercise 5-4: Managing Directories and Files at a Command Prompt Managing Files at the Linux or macOS Command Prompt Exercise 5-5: Creating a Text File in nano Exercise 5-6: Managing Files at the Linux Terminal Window Using the Shutdown Command Application Management Application System Requirements and OS Compatibility Methods of Installation and Deployment System Permissions for Managing Software Security Considerations When Installing Applications Compatibility Issues with Older Applications Exercise 5-7: Exploring Compatibility Mode Settings Removing Applications Repairing Applications Exercise 5-8: Working with Windows Applications Certification Summary Two-Minute Drill QA Self Test Self Test Answers 6 Operating System Troubleshooting and Maintenance Quick Fixes Windows Troubleshooting Tools Command Prompt/Terminal Troubleshooting Helpers System Information (MSINFO32.EXE) Registry Exercise 6-1: Backing Up and Restoring the Registry Microsoft Management Console Resource Monitor Services Task Manager Exercise 6-2: Exploring Task Manager Virtual Memory Exercise 6-3: Viewing the Virtual Memory Settings Troubleshooting Windows Startup Problems Startup Settings Menu Exercise 6-4: Working in Safe Mode System Configuration (MSCONFIG) Exercise 6-5: Exploring Boot Modes with System Configuration System Restore Recovery Options Windows Symptoms and Solutions OS Instability Problems USB Controller Resources Warnings Time Drift Slow or Sluggish Performance Startup Error Messages Troubleshooting Applications OS Preventive Maintenance Defragmenting a Hard Disk Exercise 6-6: Defragmenting a Disk Drive Updates and Patch Management Certification Summary Two-Minute Drill QA Self Test Self Test Answers 7 Client-Side Virtualization Introduction to Virtualization Purposes of Virtualization Uses for Virtual Machines Server-Side Virtualization vs. Client-Side Virtualization Types of Client-Side Virtualization Implementing Client-Side Desktop Virtualization Hypervisors Planning a Desktop Virtualization Implementation Installing and Configuring Oracle VirtualBox Exercise 7-1: Installing Oracle VirtualBox Exercise 7-2: Creating a Virtual Machine in VirtualBox Capturing and Releasing the Mouse and Keyboard in a Guest OS Improving Guest OS Performance Certification Summary Two-Minute Drill QA Self Test Self Test Answers Part III Computer Hardware 8 Personal Computer Components: Motherboards and Processors The Hardware Toolkit Exercise 8-1: What’s in Your Toolkit? Motherboard Form Factors and Components Sizes/Form Factors Exercise 8-2: Comparing Motherboards Motherboard Components CPUs and Their Sockets The Machine Cycle CPU Technologies and Characteristics Cooling Mechanisms Exercise 8-3: Checking Out Your Cooling System Configuring a Motherboard Understanding BIOS and UEFI A Brief History of the PC System BIOS Updating the Firmware Configuring the Firmware Exercise 8-4: Booting into Firmware Setup Exercise 8-5: Viewing the Firmware Settings Resetting the BIOS/UEFI Motherboard Driver Software Certification Summary Two-Minute Drill QA Self Test Self Test Answers 9 Personal Computer Components: Memory, Adapters, and Storage Memory Capacity: From Bits to Exabytes Speed: From Hertz to Gigahertz RAM and ROM Features and Configurations of RAM Chips and Modules RAM Compatibility Expansion Cards and Built-In Adapters Display Adapter Sound Cards Capture Cards External Port Adapters and Interfaces Exercise 9-1: Researching USB Connectors Exercise 9-2: Exploring Your System’s USB Ports Communication Adapters Adapters and Converters Exercise 9-3: Viewing Adapter Cards in Device Manager Storage Devices and Interfaces Drive Interfaces Mass Storage Devices Exercise 9-4: Identifying Your Storage Devices Certification Summary Two-Minute Drill QA Self Test Self Test Answers 10 Power Supplies, Display Devices, and Peripherals Power Supplies Electrical Terminology Wattage and Size Exercise 10-1: Checking Out the Wattage on PCs and Other Devices Fans AC Adapters Power Supply Form Factors and Connectors Connecting Power to Peripherals Energy Efficiency Removing a Power Supply/Installing a Power Supply Exercise 10-2: Replacing a Power Supply Display Adapters and Displays Display Adapters Display Types Certification Summary Two-Minute Drill QA Self Test Self Test Answers 11 Installing and Upgrading PC Components Installing and Upgrading Motherboards and Onboard Components Replacing a Motherboard Installing a Motherboard Exercise 11-1: Removing an Old Motherboard Exercise 11-2: Properly Handling and Installing a Motherboard Upgrading a CPU Exercise 11-3: Removing a PGA Processor from Its Socket Exercise 11-4: Removing an LGA Processor from Its Socket Exercise 11-5: Installing a Processor in an Empty LGA Socket Removing and Installing Cooling Systems Optimizing a System by Adding RAM Exercise 11-6: Running a Memory Scanner Installing and Removing DIMMs Exercise 11-7: Installing and Removing a DIMM Installing Adapter Cards Removing an Adapter Card Exercise 11-8: Removing an Adapter Card Installing and Configuring an Adapter Card Exercise 11-9: Installing an Adapter Card Installing Storage Devices Removing an Internal Storage Device Exercise 11-10: Removing a Drive Installing Solid-State Storage Exercise 11-11: Installing an M.2 SSD Installing Drives on SATA Channels Exercise 11-12: Installing a SATA Drive Installing RAID Arrays Removing and Installing an External Storage Device Certification Summary Two-Minute Drill QA Self Test Self Test Answers 12 PC Hardware Troubleshooting and Maintenance Preparing for Troubleshooting Protecting Systems and Gathering Tools Troubleshooting Best Practice Methodology Exercise 12-1: Troubleshooting with Device Manager Training Troubleshooting Motherboards, RAM, CPUs, and Power Procedures General Symptoms Troubleshooting Motherboard Problems Exercise 12-2: Replacing the Motherboard Battery Troubleshooting RAM Problems Troubleshooting CPUs Troubleshooting Power Supplies Exercise 12-3: Checking a P1 Connector Cooling Systems Adapter Cards Troubleshooting Storage Devices Tools Required for Working with Drives Hard Disk Drives Exercise 12-4: Troubleshooting a Drive Failure SATA and eSATA Interfaces RAID Arrays and Controllers Solid-State Storage Devices Troubleshooting Displays Black Screen at Startup Screen Suddenly Shuts Down Screen Artifacts Burn-In Fuzzy Display on FPD Flashing or Flickering Screen/Image Screen Image Is Dim Incorrect Data Source or Cabling Issues Dead and Stuck Pixels Image Distortion or Incorrect Color Display Projector Issues Certification Summary Two-Minute Drill QA Self Test Self Test Answers 13 Using and Supporting Printers Printer Basics Printer Types and Technologies Paper-Feeding Technologies Printer Components Installing and Configuring Printers Printer Interfaces Installing a Printer Installing a Multifunction Device Configuring a Printer Windows Print Processing Devices and Printers Sharing and Securing a Printer Configuring the Scanning Features of a Multifunction Device Printer Upgrades Deleting a Printer Printer Maintenance Maintenance Tools Replacing Consumables Exercise 13-1: Adding Paper to an Upright Friction-Feed Tray Cleaning a Printer Replacing Print Heads Ozone Filters Maintenance Kits and Page Counts Calibration Ensuring a Suitable Environment Troubleshooting Printers Paper Feed Problems Clearing a Paper Jam Multiple Pending Prints in Queue Exercise 13-2: Restarting the Print Spooler Service Print Quality Grinding or Clicking Noise Incorrect Paper Size or Orientation Finishing Issues Certification Summary Two-Minute Drill QA Self Test Self Test Answers Part IV Laptops and Mobile Devices 14 Configuring and Using Laptops Repairing, Upgrading, and Configuring Laptops What Is a Laptop? Opening a Laptop Case Replacing Laptop Components Exercise 14-1: Installing SODIMM Memory Exercise 14-2: Replacing a Hard Drive Exercise 14-3: Replacing a Display Screen Power Options Placing a PC in a Low-Power Mode Configuring Power Management in Windows Exercise 14-4: Creating a Power Plan Laptop Connection Methods and Accessories Connection Methods Port Replicators and Docking Stations Laptop Accessories Touchpad Configuration Exercise 14-5: Exploring Touchpad Settings Troubleshooting Laptop Problems Broken Parts Liquid Damage Touchpad and Mouse Troubleshooting Touch Screen/Digitizer Troubleshooting Keyboard Troubleshooting Display Troubleshooting Sound Troubleshooting Overheating Battery Health Certification Summary Two-Minute Drill QA Self Test Self Test Answers 15 Supporting Mobile Devices Configuring and Using Mobile Device Connections Connecting to Wireless Networks E-mail Configuration OS Updates Synchronization Securing Mobile Devices Mobile Security Risks Mobile Security Tools Recovering After a Device Is Lost or Stolen Troubleshooting Mobile Device Problems Hardware Issues Poor/No Connectivity Application Issues OS Fails to Update Screen Does Not Auto-Rotate Random Reboots Closing, Uninstalling, and Reinstalling Mobile Applications Resetting a Mobile Device Certification Summary Two-Minute Drill QA Self Test Self Test Answers Part V Networking 16 Network Basics Network Classifications Personal Area Network Local Area Network Metropolitan Area Network Wide Area Network Storage Area Network Internet Connection Types Understanding Bandwidth and Latency Fiber Internet Cable Internet DSL Internet Satellite Internet Cellular Internet Exercise 16-1: Testing Broadband Speeds Network Software and Protocols Network Roles TCP/IP Network Addressing Exercise 16-2: Viewing the Physical and IP Addresses of a NIC Common Ports Network Hardware Network Adapters Transmission Media Wireless Networking Standards Devices for Connecting to LANs and the Internet Exercise 16-3: Identifying Network Hardware Software-Defined Networking Certification Summary Two-Minute Drill QA Self Test Self Test Answers 17 Installing a Small Office/Home Office (SOHO) Network Using Networking Tools Crimper and Cable Stripper Punchdown Tool Toner Probe Cable Tester Loopback Plug Wi-Fi Analyzer Network Tap Installing and Configuring SOHO Networks Installing a Network Adapter Connecting a Network Adapter to a Switch or Router Creating a Wi-Fi Network Securing a Wireless Network Exercise 17-1: Configuring a WAP or Wireless Router Configuring a Network on a Windows PC Connecting to a Hidden Wireless Network Using a Metered Connection Using a Static IP Address Exercise 17-2: Configuring a Static IP Address Forgetting a Wireless Network Virtual Private Networking Certification Summary Two-Minute Drill QA Self Test Self Test Answers 18 Internet, Cloud, and Remote Access Internet Concepts How the Internet Is Structured Internet Service Providers Domain Names, IP Addresses, and DNS Servers Internet Services and Protocols Server Types Legacy and Embedded Systems Internet Appliances Configuring Browser and Internet Settings Browser Download and Installation Extensions and Plug-Ins Password Managers Secure Connections and Sites Proxy Servers Exercise 18-1: Configuring a Proxy Server Browser Security and Privacy Settings Cloud Concepts Characteristics of a Cloud Environment Cloud Service Models Deployment Models Cloud Services and Functions Remote Access Technologies Establishing a Remote Desktop Connection in Windows Exercise 18-2: Allowing Remote Desktop Connections Exercise 18-3: Establishing a Remote Desktop Connection Using Third-Party Remote Desktop Tools Security Considerations for Remote Access Using Remote Assistance Certification Summary Two-Minute Drill QA Self Test Self Test Answers 19 Troubleshooting Networks Troubleshooting Common Network Problems Opening a Command Prompt or Terminal Window Command-Line Tools for Network Troubleshooting Connectivity Problems Exercise 19-1: Using tracert and pathping Resolving Slow Network Speed Troubleshooting DNS Problems Exercise 19-2: Using nslookup to Troubleshoot DNS Preventive Maintenance for Networks Maintaining Equipment Securing and Protecting Network Cabling Certification Summary Two-Minute Drill QA Self Test Self Test Answers Part VI Security 20 Physical Security and User Authentication Security Threats: An Overview Securing the Local Physical Environment Physical Barriers Security Policies Securing IoT Devices Preventing Piggybacking and Tailgating Using Equipment Locks Monitoring Access Preventing Dumpster Diving Requiring Badges Detecting Weapons at Key Entry Points Preventing Unauthorized Physical Access to Information Using BIOS/UEFI Passwords Locking a Computer with Windows Securely Disposing of Data Storage Hardware Wiping a Storage Device Physically Destroying a Storage Device Working with User Accounts Authentication Factors Apple IDs and Corporate Accounts Managing Local User and Group Accounts in Windows Best Practices to Secure a Workstation Adjusting User Account Control Settings Setting Local Security Policies Exercise 20-1: Using the Local Security Policy Editor Using Windows Credential Manager Managing Domain User Accounts Certification Summary Two-Minute Drill QA Self Test Self Test Answers 21 Protecting and Managing Data Configuring Windows Clients for Sharing Public vs. Private Networks Exercise 21-1: Changing Between Private and Public Settings Workgroups Active Directory Domains Implementing File Sharing and Security NTFS Permissions Exercise 21-2: Viewing Folder Permissions in Windows Applying Share Permissions Exercise 21-3: Creating a Share and Modifying Share Permissions Administrative Shares Connecting to a Shared Folder Applying NTFS File and Folder Encryption BitLocker File Attributes Backing Up Data Scheduled vs. Real-Time Backups Backup Software and Technologies Backup Storage Locations Backup Testing Backup Rotation Schemes Using Backup Tools in macOS Using Backup Tools in Linux Creating System Images Protecting Storage from Electrical Interruption Surge Suppressor Uninterruptible Power Supply Certification Summary Two-Minute Drill QA Self Test Self Test Answers 22 Defending Against Malware and Social Engineering Security Threats Malicious Software Attacks Malware Vectors Vulnerabilities and Exploits Spyware and Adware Methods for Gaining Access and Obtaining Information Exercise 22-1: What Is Your Phishing IQ? Identifying the Symptoms of Malware Infection Internet Connectivity and Browser Behavior Operating System Problems Unexpected E-mail Behavior Symptoms of Infection on a Mobile Device Implementing a Defense Against Malware User Education User Account Control System Protection Software Firewalls Exercise 22-2: Configuring Windows Defender Firewall Exercise 22-3: Creating a Firewall Rule Antivirus and Antimalware Software Removing Malware Certification Summary Two-Minute Drill QA Self Test Self Test Answers 23 Scripting Scripting Fundamentals Use Cases for Scripting Scripting-Related Risks and Hazards Script File Types Scripting Tools Data Types Strings Integers Variables Environment Variables Script Variables Common Scripting Elements Comments Conditional Execution Looping Active Directory User Logon Scripts A About the Online Content System Requirements Your Total Seminars Training Hub Account Privacy Notice Single User License Terms and Conditions TotalTester Online Other Book Resources Performance-Based Questions Video Training from the Author Glossary Exam Objective Map Technical Support Index
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