Comptia A+ Complete Study Guide 5th Edition (core 1 Exam 220-1101 And Core 2 Exam 220-1102)

The Fifth Edition of the CompTIA A+ Complete Study Guide: Core 1 Exam 220-1101 and Core 2 Exam 220-1102 offers accessible and essential test preparation material for the popular A+ certification. Providing full coverage of all A+ exam objectives and competencies covered on the latest Core 1 and Core 2 exams, the book ensures you''ll have the skills and knowledge to confidently succeed on the test and in the field as a new or early-career computer technician.

The book presents material on mobile devices, hardware, networking, virtualization and cloud computing, network, hardware, and software troubleshooting, operating systems, security, and operational procedures. Comprehensive discussions of all areas covered by the exams will give you a head start as you begin your career as a computer technician.

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Perfect for anyone prepping for the Core 1 and Core 2 A+ exams, CompTIA A+ Complete Study Guide: Core 1 Exam 220-1101 and Core 2 Exam 220-1102 is a must-have resource for new and early-career computer technicians seeking to improve their skills and increase their efficacy in the field.

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Introduction xxvii

Assessment Test lxxxii

Part I 220- 1101 1

Chapter 1 Motherboards, Processors, and Memory 3

Understanding Motherboards 7

Motherboard Form Factors 7

System Board Components 10

Understanding Processors 42

CPU Architecture 43

CPU Characteristics 45

Understanding Memory 49

Important Memory Terms 50

Types of Memory 54

Memory Packaging 59

Understanding Cooling Systems 63

Fans 63

Memory Cooling 66

Hard Drive Cooling 67

Chipset Cooling 67

CPU Cooling 67

Summary 71

Exam Essentials 71

Review Questions 73

Performance-Based Question 1 77

Performance-Based Question 2 78

Chapter 2 Expansion Cards, Storage Devices, and Power Supplies 79

Installing and Configuring Expansion Cards 81

Video 82

Multimedia 83

Network Interface Card 85

Input/Output 87

Adapter Configuration 88

Understanding Storage Devices 89

Hard Disk Drive Systems 90

Solid- State Drives 96

Raid 104

Removable Storage and Media 107

Installing, Removing, and Configuring Storage Devices 114

Understanding Power Supplies 118

Power Supply Input 119

Power Supply Output and Ratings 120

Power Connectors 121

Modular Power Supplies 125

Redundant Power Supplies 126

Replacing Power Supplies 129

AC Adapters as Power Supplies 130

Summary 131

Exam Essentials 131

Review Questions 133

Performance-Based Question 137

Chapter 3 Peripherals, Cables, and Connectors 139

Understanding Cables and Connectors 140

Video Devices 141

Audio Devices 154

Input and Output Devices 156

Storage Devices 159

Understanding Cables and Connectors 160

Peripheral Cables and Connectors 160

Serial Ports 169

Video Cables and Connectors 170

Hard Drive Cables and C