CompTIA A+ 220-1101 (Core 1) Online Course
This updated and comprehensive course provides full coverage of the latest CompTIA A+ 220-1101 (Core 1) certification exam—an internationally recognized credential that validates essential IT skills. The course is structured around the official exam syllabus and thoroughly explores all five domains:
Domain 1.0 – Mobile Devices (15%): Learn the fundamentals of configuring, securing, and troubleshooting mobile devices.
Domain 2.0 – Networking (20%): Understand networking concepts, protocols, and infrastructure essential for IT environments.
Domain 3.0 – Hardware (25%): Gain hands-on knowledge of installing and maintaining computer hardware components.
Domain 4.0 – Virtualization and Cloud Computing (11%): Explore virtualization technologies and cloud computing fundamentals.
Domain 5.0 – Hardware and Network Troubleshooting (29%): Master diagnostic techniques for resolving common hardware and network issues.
Course Table of Contents
All About the CompTIA A+
- What Is the CompTIA A+?
- Why Get CompTIA A+ Certified?
- How to Take the A+ Exam
- What's On the CompTIA A+ Core 1 (220-1101) Exam?
- How to Pass the CompTIA A+ Exams
- How to Use this Video Course
Book Chapter 1 - Safety and Professionalism
- Tools of the Trade
- Troubleshooting Theory
Book Chapter 2 - The Visible Computer
- Primary PC Components
- Touring a PC
- What Is a Computer?
Book Chapter 3 - CPUs
- What Is a CPU?
- Modern CPUs
- 32-Bit Versus 64-Bit Computing
- Choosing the Right CPU
- CPU Generations and Architecture
- CPU Cooling
- Installing and Troubleshooting a CPU
Book Chapter 4 - RAM
- RAM Technology
- RAM Capacity
- RAM Features
- Virtual Memory
- Installing and Troubleshooting RAM
Book Chapter 5 - Firmware
- What Is BIOS?
- POST
- System Setup
- Troubleshooting Firmware
Book Chapter 6 - Motherboards
- Form Factors
- Chipsets
- Choosing the Right Motherboard
- Installing and Troubleshooting a Motherboard
Book Chapter 7 - Power Supplies
- The Power Supply
- Choosing a Power Supply
- Cooling Your System
- Installing and Troubleshooting a PSU
Book Chapter 8 - Mass Storage Technologies
- Introduction to Mass Storage
- Magnetic Disk Drives
- Solid-State Drives (SSDs)
- SCSI
Book Chapter 9 - Implementing Mass Storage
- RAID
- Hardware RAID
- Software RAID in Storage Spaces
- Encrypting Mass Storage
- Mass Storage Troubleshooting
Book Chapter 10 - Essential Peripherals
- USB Standards
- Understanding USB
- Configuring USB
- Thunder and Lightning
- Optical Media
- Readers and Scanners
- Common Peripherals
- Webcams and Videoconferencing
- Installing and Troubleshooting Expansion Cards
Book Chapter 17 - Display Technologies
- Monitor Technologies
- LCD Breakdown
- Graphics Cards and Connections
- Resolutions and Aspect Ratios
- Installing a Graphics Card
- Multiple Monitors
- Projectors
- Troubleshooting Display Technologies
Book Chapter 18 - Essentials of Networking
- Introduction to Networking
- Hubs Versus Switches
- Hexadecimal
- WANs and Routers
- Cables and Connectors
- Crimping Cables
- Structured Cabling
- Network Card Troubleshooting
Book Chapter 19 - Local Area Networking
- Introduction to TCP/IP
- Dynamic IP Addressing
- IPv6
- Port Numbers
- TCP, UDP, and ICMP
- Understanding DNS
- Working with DNS
- Routers
- Basic Router Configuration
- Virtual LANs (VLANs)
- Network Troubleshooting
Book Chapter 20 - Wireless Networking
- Wireless Network Hardware
- Wi-Fi Standards
- It's a Huge Mesh
- Enterprise Wireless
- Beyond Wi-Fi
- Troubleshooting Wireless Connections
Book Chapter 21 - The Internet
- Beyond the LAN
- Internet Tiers
- Broadband Connections
- Firewalls and Servers
- Proxy Servers
- Virtual Private Networks (VPNs)
- Internet of Things (IoT)
- Troubleshooting Internet Connections, Part 1
Book Chapter 22 - Virtualization
- Understanding Virtualization
- Your First Virtual Machine
- Advanced Virtualization Setup
- Cloud Computing
- Cloud Ownership
- Cloud-Based Applications
Book Chapter 23 - Portable Computing
- Laptop Features
- Laptop Hardware Troubleshooting - The Tools
- Laptop Hardware - Core Hardware
- Laptop Hardware - CPU and Motherboard
- Touring Your Laptop Display
Book Chapter 24 - Mobile Devices
- What Is a Mobile Device?
- Mobile Connections
- Touring Android
- Virtual Reality
Book Chapter 25 - Maintaining and Securing Mobile Devices
- Maintaining Mobile Devices
- Mobile Devices and E-Mail
- Mobile Synchronization
- Mobile Device Security
- Mobile Security Troubleshooting
- Mobile Device Troubleshooting
Book Chapter 26 - Printers and Multifunction Devices
- Laser Printers
- Inkjet Printers
- Impact Printers
- Thermal Printers
- Installing a Local Printer
- Sharing Printers
- Installing Wireless and Cloud Printers
- Troubleshooting Printers
- 3D Printing