A structured learning curriculum covering all official exam objectives for the CompTIA A+ Core 1 certification, focusing on hardware, networking, mobile devices, virtualization, and troubleshooting.
This guide works best as a loop: read a chapter, test yourself with practice questions, look up unfamiliar terms in the glossary, then move to the next chapter.
18 chapters covering every exam objective. Each chapter includes key concepts, exam tips, common traps, comparison tables, and a 5-question quiz at the end.
Start Chapter 1Free timed and untimed practice with instant feedback and full explanations. Pick 10–120 questions per session. Filter by domain to drill your weak areas.
Go to practice testEvery 220-1201term defined and searchable. Use it when a chapter mentions a concept you haven't seen before or want a quick refresher on.
Browse glossaryExam blueprint, domain weights, passing score, duration, cost, and registration links. Start here if you're new to this certification.
View exam guideIntroduction to Hardware Components
Objective 1.1 · Given a scenario, install and configure motherboards, CPUs, and add-on cards.
Memory, Storage, and Power Supplies
Objective 1.2 · Given a scenario, install and configure RAM, storage devices, and power supplies.
Cables, Connectors, and Ports
Objective 1.3 · Given a scenario, select and install appropriate cables and connectors.
Peripherals and Multimedia Devices
Objective 1.4 · Given a scenario, install and configure common peripheral devices and multimedia components.
Networking Fundamentals and IP Addressing
Objective 2.1 · Explain common networking concepts and IP addressing methods.
Network Devices and Topologies
Objective 2.2 · Compare and contrast network devices and their functions.
Cabling and Ethernet Standards
Objective 2.3 · Given a scenario, select and install appropriate cabling and Ethernet standards.
Wireless Networking and Standards
Objective 2.4 · Given a scenario, configure and deploy wireless networking standards.
Network Services and Connectivity
Objective 2.5 · Explain common network services and their roles in connectivity.
Mobile Device Hardware and Connectivity
Objective 3.1 · Given a scenario, install and configure mobile device hardware and connectivity options.
Mobile Device Networking and Applications
Objective 3.2 · Given a scenario, configure mobile device network connectivity and application support.
Virtualization and Cloud Computing
Objective 4.1 · Compare and contrast cloud computing concepts and virtualization technologies.
Virtualization Setup and Deployment
Objective 4.2 · Given a scenario, set up and configure client-side virtualization.
Troubleshooting Methodology and Tools
Objective 5.1 · Given a scenario, apply the troubleshooting methodology to resolve hardware and network issues.
Troubleshooting Motherboards, CPUs, and Memory
Objective 5.2 · Given a scenario, troubleshoot common problems related to motherboards, CPUs, and memory.
Troubleshooting Storage and Power Issues
Objective 5.3 · Given a scenario, troubleshoot common storage and power supply issues.
Troubleshooting Network Connectivity
Objective 5.4 · Given a scenario, troubleshoot common network connectivity issues.
Troubleshooting Mobile Devices and Printers
Objective 5.5 · Given a scenario, troubleshoot common mobile device and printer issues.
Free 220-1201 practice questions with full explanations. Test what you learn chapter by chapter.
220-1201 Practice Questions