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Information Technology is not just about what applications you can use; it is about the systems you can support. The CompTIA IT Fundamentals certification is an introduction to the skills required to become a successful systems support professional, progressing onto more advanced certifications and career success.
The Sybex CompTIA IT Fundamentals Study Guide covers 100% of the exam objectives in clear and concise language and provides you authoritatively with all you need to know to succeed in the exam. Along with gaining preventative maintenance skills, you will also develop the tools to complete troubleshooting and fault resolution and resolve common issues experienced by the majority of computer systems.
The exam focuses on the essential IT skills and knowledge needed to perform tasks commonly performed by advanced end-users and entry-level IT professionals alike, including:
Identifying and explaining computer components
Setting up a workstation, including conducting software installations
Establishing network connectivity
Identifying compatibility issues and identifying and preventing security risks
Managing the safety and preventative maintenance of computers
Practical examples, exam highlights and review questions provide real-world applications and uses. The book includes Sybex´s interactive online learning environment and test bank with an assessment test, chapter tests, flashcards, and a practice exam. Our study tools can help you prepare for taking the exam???and increase your chances of passing the exam the first time!
Table of Contents
Introduction xix
Assessment Test xxvii
Chapter 1 Core Hardware Components 1
Introducing Internal Components 2
Exploring Motherboards, Processors, and Memory 3
Motherboards 3
Processors 20
Memory 24
Exploring Storage and Expansion Devices 29
Hard Drives 30
Optical Drives 39
Video Cards 40
Sound Cards 42
Network Cards 43
Modems 44
Exploring Power and Cooling 44
Power Supplies 45
Cooling Systems 49
Summary 52
Exam Essentials 53
Written Labs 53
Review Questions 55
Chapter 2 Peripherals and Connectors 59
Audio, Video, and Printers 61
Audio Connectors 61
Display Devices and Connectors 63
Printers 75
Input Devices 81
Keyboards 81
Pointing Devices 87
External Storage and Other Connectors 95
External Storage Devices 95
Communications Connectors 105
Reviewing Connector Types 107
Summary 108
Exam Essentials 108
Written Labs 109
Review Questions 110
Chapter 3 Operating Systems 115
Operating System Fundamentals 117
A Brief History of Operating Systems 118
Basic Functions of Operating Systems 122
Types of Operating Systems 130
Navigating an Operating System 149
Managing Folder and File Structures 150
Additional Operating System Features 164
Summary 170
Exam Essentials 170
Chapter 3 Lab 171
Review Questions 176
Chapter 4 Software Applications 181
Common Software Applications and File Types 185
Key Software Concepts 185
Productivity Software 190
Collaboration Software 202
Utility Software 205
Specialized Software 217
Software Management Best Practices 220
Considerations for Installing Software 220
Installing and Uninstalling Software 227
Updating and Patching Software 234
Summary 242
Exam Essentials 242
Chapter 4 Lab 243
Review Questions 244
Chapter 5 Networking Technologies and Wireless Routers 249
Connection Types and Features 250
Choosing a Connection Type 251
Choosing External Network Connections 251
Choosing Internal Network Connections 261
Comparing and Contrasting Data Connections 268
Network Connectivity Essentials 269
Networking Protocol Basics 269
TCP/IP Essentials 270
Setting Up a SOHO Router 277
Basic Configuration 277
Wireless Router Security 287
Additional Wireless Router Services 290
Summary 295
Exam Essentials 295
Chapter 5 Lab 296
Part 1: Setting Up Your Wireless Router 296
Part 2: Testing Your Neighbors 296
Review Questions 297
Chapter 6 Network Sharing and Storage 301
Local Network Sharing 303
Network Types 303
Storage Options 309
Types of Local Sharing 312
Web-Based Sharing and Access 324
Cloud Concepts 325
Accessing Web-Based Resources 329
Summary 333
Exam Essentials 333
Chapter 6 Lab 334
Review Questions 336
Chapter 7 Mobile Devices 341
Using Wireless Devices 342
Wireless Usability Options 343
Configuring External Connections 348
Getting Additional Apps 364
Summary 368
Exam Essentials 369
Chapter 7 Lab 369
Review Questions 371
Chapter 8 Security Threats 375
Understanding Hacking 376
Understanding Security Threats 378
Physical Security Threats 379
Social Engineering 383
Software ]Based Security Threats 387
Summary 398
Exam Essentials 399
Chapter 8 Lab 399
Review Questions 400
Chapter 9 Security Best Practices 405
Computer and Network Security Best Practices 407
Device Hardening 407
User Account Management 421
Internet Security Best Practices 427
Web Browsing Preparation and Maintenance 427
Safe Internet Browsing 439
Using Email Safely 452
Summary 455
Exam Essentials 455
Chapter 9 Lab 456
Review Questions 458
Chapter 10 Buying and Configuring a Workstation 463
Buying and Configuring a Workstation 464
Selecting the Right Computer 464
Categories of Home and SOHO Computers 469
Setting Up a Workstation 475
Summary 484
Exam Essentials 485
Chapter 10 Lab 485
Review Questions 486
Chapter 11 Computer Support and Backups 491
Basic Computer Support Concepts 492
Understanding Troubleshooting Theory 493
Troubleshooting Examples 503
Computer Backups 522
Understanding the Importance of Backups 523
Understanding How Backups Work 524
Understanding Backup Options 524
Verifying and Testing Backups 530
Summary 531
Exam Essentials 532
Chapter 11 Lab 533
Review Questions 534
Chapter 12 Environmental and Safety Concepts 539
Safe Interactions with Computers 541
Using Proper Ergonomics 542
Understanding Power and Electricity 544
Practicing Good Device Care and Placement 557
Using Proper Disposal Methods 568
Summary 571
Exam Essentials 572
Chapter 12 Lab 573
Review Questions 574
Appendixes 579
Appendix A Answers to Written Labs 581
Appendix B Answers to Review Questions 589
Index 607