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Viser: Complete a+ Guide to IT Hardware and Software - CompTIA a+ Core 1 and Core 2 Exams (V15)
Complete a+ Guide to IT Hardware and Software
CompTIA a+ Core 1 and Core 2 Exams (V15)
Cheryl Schmidt og Christopher Lee
(2025)
Sprog: Engelsk
om ca. 12 hverdage
Detaljer om varen
- 10. Udgave
- Paperback: 1104 sider
- Udgiver: Cisco Press (September 2025)
- Forfattere: Cheryl Schmidt og Christopher Lee
- ISBN: 9780135439777
Master IT Hardware, Software, and Troubleshooting--and Fully Prepare for the Latest CompTIA® Core 1 and Core 2 Exams (V15)
The Complete A+ Guide to IT Hardware and Software is your all-in-one, real-world, full-color resource for building the skills you need to become a confident, job-ready IT technician--and for passing the updated CompTIA A+ Core 1 and Core 2 Exams (V15).
Built around the latest A+ exam objectives, this comprehensive guide helps you connect, configure, manage, and troubleshoot today's most widely used devices, operating systems, and cloud-based technologies--all in the context of real IT scenarios. You'll gain hands-on expertise with Windows 11, macOS, Linux, Chrome OS, Android, iOS, mobile and IoT devices, Active Directory, cybersecurity, scripting, and more.
Award-winning instructors Cheryl Schmidt and Christopher Lee combine technical depth with a strong focus on customer service and workplace-ready soft skills. Legacy technologies are also covered to prepare you for any environment you may encounter in the field.
WHAT YOU'LL LEARN AND HOW YOU'LL LEARN IT
Covers All Current A+ Exam Objectives: Stay focused with clear coverage of every topic tested on the Core 1 and Core 2 Exams (V15).
Real-World, Visual Learning: Hundreds of full-color photos, illustrations, and tables help you understand how things work.
Hands-On Tech Tips: Practical insights and field-tested troubleshooting advice throughout the book.
Professional Skills Focus: Soft skills tips and team-building exercises help you develop the communication and collaboration abilities today's employers demand.
Extensive Practice and Review Tools:
- Learning Objectives and Key Terms at the start of each chapter
- Review questions including multiple choice, true/false, matching, fill-in-the-blank, and open-ended formats
- Critical thinking activities to reinforce deeper understanding
- Certification Exam Tips to help you study smarter
Chapter Summaries & Glossary: Recap and reinforce key takeaways for fast and effective study.
Free Online Companion: Complete A+ Lab Manual
Available for free online, the Complete A+ Guide to IT Hardware and Software Lab Manual offers 140+ hands-on labs that walk you through:
- PC components and mobile device repair
- Wired and wireless networking
- Operating system installation and configuration
- Security fundamentals
- Real-world troubleshooting scenarios
Step-by-step instructions, built-in challenges, and critical thinking questions help you practice, experiment, and build confidence with core A+ topics. Whether you're preparing for the exam or the workplace--or both--this lab manual ensures you're ready.
Perfect for students, instructors, and career changers alike, this guide will prepare you for both certification success and on-the-job performance in today's fast-moving IT environments.
.................xxv Features of This Book
.............................xxvii
Chapter 1: Introduction to the World of IT
.......................... 1 Who Needs This Book?
..................... 2 Technician Qualities
........................... 2 Breaking into IT with the CompTIA A+ Certification
.... 5 Basic Skills for This Course
............. 5 Types of Computers
............................ 8 Basic Computer Hardware
................ 8 Mice and Keyboards
.........................14 Common Peripherals
........................17 1s and 0s
............18 Safety Notes
......20
Chapter Summary
.............................21 Key Terms
..........22 Review Questions
..............................23 Exercises
............25 Activities
............27
Chapter 2: Connectivity
.............................29 Introduction to Connectivity
...........30 External Connectivity
.......................30 Mouse and Keyboard Ports
.............30 Video Ports
........38 Audio Ports
........43 eSATA Ports
......43 Modem and Serial Ports
..................44 Network Ports
...46 Network Cabling
...............................47 Integrated Motherboard Ports
.........53 Getting to Know Ports......................53 Wireless Connectivity for Input Devices
...............55
Chapter Summary
.............................56 Key Terms
..........57 Review Questions
..............................58 Exercises
............59 Activities
............62
Chapter 3: On the Motherboard............65 Introduction to the Motherboard
....66 Processor Overview
..........................66 Processor Basics
................................67 Speeding Up Processor Operations Overview
....68 Cache
..................69 Connecting to the Processor
...........70 Multicore Processors
........................71 Graphics Processing Unit (GPU)
...72 Introduction to Virtualization Support
.....73 Intel Processors
.74 AMD Processors
............75 CPU Sockets
.....76 Processor Cooling
.............77 Installing a Processor
.......................78 Upgrading Processors
.......................80 Overclocking Processors
.................80 Installing CPU Thermal Solutions
.81 Troubleshooting Processor Issues
..82 Expansion Slots 83 PCI (Peripheral Component Interconnect)
....................83 PCIe (Peripheral Component Interconnect Express)
..84 Motherboard Security Options
.......87 Types of Motherboards
....................88 Upgrading and Replacing Motherboards
..............89 Motherboard Troubleshooting
........90
Chapter Summary
.............................93 Key Terms
..........94 Review Questions
..............................95 Exercises
............97 Activities
............99
Chapter 4: Introduction to Configuration
.....103 Configuration Overview
................104 BIOS Overview
...............................104 UEFI
.................105 BIOS/UEFI Configuration Settings
...............107 CMOS Memory
...............................110 Flashing/Clearing the BIOS/UEFI
...............112 Other Configuration Parameters
...113 Hardware Configuration Overview............115 Installing a USB Device
................117 Installing an eSATA Card
..............120 Installing a Network Interface Card
..........121 Troubleshooting Configurations
...122
Chapter Summary
.........4 Key Terms
........124 Review Questions
.......125 Exercises
..........127 Activities
..........131
Chapter 5: Disassembly and Power
....135 Disassembly Overview
...................136 Electrostatic Discharge (ESD)
......136 Electromagnetic Interference (EMI)
........138 Tools
.................139 Disassembly
....140 Reassembly
......147 Preventive Maintenance
.................147 Basic Electronics Overview
..........150 Power Supply Overview
................153 Replacing or Upgrading a Power Supply
........160 Power Protection
.............................162 Symptoms of Power Supply Problems
.........163
Chapter Summary
.......167 Key Terms
........168 Review Questions
......169 Exercises
..........172 Activities
..........173
Chapter 6: Memory
...177 Memory Overview
........178 Memory Physical Packaging.........178 Planning a Memory Installation
...179 Installing Memory Overview
........190 Virtual RAM
...192 Monitoring Memory Usage in Windows
......193 Older Applications in Windows
...195 Troubleshooting Memory Problems
..............195 Removable Storage
.........................197
Chapter Summary
...........................201 Key Terms
........202 Review Questions
............................203 Exercises
..........205 Activities
..........211
Chapter 7: Storage Devices
....................213 Storage Devices Overview
............214 Hard Drive Overview
.....................215 Solid-State Drive (SSD) Overview
..............217 Mechanical Drive Interfaces Overview
.........219 SATA and SAS Connectivity
........220 Storage Device Configuration Overview
.......222 System BIOS/UEFI Configuration for Storage Devices
..........228 Hard Drive Preparation Overview
................229 Windows Disk Management
.........236 Fault Tolerance
................................238 Windows Storage Spaces
...............240 Disk Caching/Virtual Memory
.....241 Troubleshooting Storage Devices Overview
..............243 Data Loss and Corruption
.............245 Troubleshooting New Storage Device Installation
....246 Troubleshooting Previously Installed Storage Devices
......247 RAID Issues
....251 SSD Issues
.......251
Chapter Summary
........253 Key Terms
........255 Review Questions
............256 Exercises
..........258 Activities
..........261
Chapter 8: Video and Multimedia Devices.......63 Multimedia Devices Overview
.....264 Video Overview
...............................264 Projectors
.........274 Introduction to Audio
.....................276 Sound Cards Using Windows
.......279 Speakers
...........281 Troubleshooting Sound Problems
..............282 Optical Drive Overview
.................283 Optical Drive Installation
..............286 Troubleshooting Optical Drive Issues
...............286 Scanners
...........287 Other Multimedia Devices
............290
Chapter Summary
.......................
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