A structured learning guide covering operating systems, security, software troubleshooting, and operational procedures for the CompTIA A+ Core 2 certification exam.
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 220-1202term 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 Windows Operating Systems
Objective 1.1 · Identify common operating systems and their features, including Windows versions.
Windows Installation and Upgrade Methods
Objective 1.2 · Given a scenario, install and configure the Windows operating system using appropriate methods.
Windows Command Line and System Tools
Objective 1.3 · Given a scenario, use appropriate command-line and system administration tools.
Windows Control Panel and Settings Management
Objective 1.4 · Given a scenario, use Microsoft management tools such as Control Panel and Settings.
macOS and Linux Basics
Objective 1.5 · Given a scenario, configure and use macOS and Linux operating systems.
Windows Security Fundamentals
Objective 2.1 · Given a scenario, apply common security settings and features on Windows systems.
User Authentication and Access Control
Objective 2.2 · Given a scenario, implement and configure user authentication and access controls.
Malware Threats and Removal
Objective 2.3 · Given a scenario, detect, prevent, and remove malware and other security threats.
Network Security and Firewall Configuration
Objective 2.4 · Given a scenario, configure and secure network connections and firewalls.
Data Security and Privacy Best Practices
Objective 2.5 · Given a scenario, implement data security and privacy best practices.
Software Troubleshooting Methodology
Objective 3.1 · Given a scenario, apply the best practice methodology to resolve software problems.
Troubleshooting Windows OS Issues
Objective 3.2 · Given a scenario, troubleshoot common Windows operating system issues.
Troubleshooting macOS and Linux Issues
Objective 3.3 · Given a scenario, troubleshoot common macOS and Linux operating system issues.
Troubleshooting Security Issues
Objective 3.4 · Given a scenario, troubleshoot common security issues.
Operational Procedures and Professionalism
Objective 4.1 · Given a scenario, apply appropriate operational procedures and professional communication.
Safety and Environmental Procedures
Objective 4.2 · Given a scenario, identify and apply proper safety and environmental procedures.
Backup, Recovery, and Business Continuity
Objective 4.3 · Given a scenario, implement backup, recovery, and business continuity procedures.
Documentation, Change Management, and Lifecycle
Objective 4.4 · Given a scenario, apply documentation, change management, and IT lifecycle best practices.
Free 220-1202 practice questions with full explanations. Test what you learn chapter by chapter.
220-1202 Practice Questions