
CompTIA A+ Explained
Learn all you need to know about CompTIA A+, including how to get certified, the benefits of CompTIA A+ and exam preparation.

What is CompTIA A+?
CompTIA A+ certification is the perfect starting point for someone who wants to pursue a career in IT. It is an entry-level certification, designed to validate essential skills, such as troubleshooting and problem solving a variety of common IT issues.
CompTIA A+ is designed to prepare individuals for a career in IT, helping them to better understand challenges in networking, operating systems, mobile and desktop applications and cyber security.
How do I earn a CompTIA A+ certification?
To complete a CompTIA A+ certification, learners are required to pass the Core 1 (220-1101) and Core 2 (220-1102) exams. Learners will become certified by taking the relevant courses and passing the associated exams.
The easiest way to become certified is through our all-in-one CompTIA A+ certification programme, which combines both courses and exams and access to CompTIA's Certmaster Practice tool - a self paced, adaptive e-learning tool designed to help learners prepare for the exams.
What does CompTIA A+ cover?
The CompTIA A+ covers the maintenance of PCs, mobile devices, laptops, operating systems and printers.
There are two associated courses, Core 1 and Core 2, which cover the following topics:
CompTIA A+ Core 1:
Lesson 1: Installing Motherboards and Connectors
Lesson 2: Installing System Devices
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Topic 2A: Install and Configure Power Supplies and Cooling
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Topic 2B: Select and Install Storage Devices
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Topic 2C: Install and Configure System Memory
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Topic 2D: Install and Configure CPUs
Lesson 3: Troubleshooting PC Hardware
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Topic 3A: Apply Troubleshooting Methodology
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Topic 3B: Configure BIOS/UEFI
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Topic 3C: Troubleshoot Power and Disk Issues
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Topic 3D: Troubleshoot System and Display Issues
Lesson 4: Comparing Local Networking Hardware
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Topic 4A: Compare Network Types
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Topic 4B: Compare Networking Hardware
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Topic 4C: Explain Network Cable Types
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Topic 4D: Compare Wireless Networking Types
Lesson 5: Configuring Network Addressing and Internet Connections
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Topic 5A: Compare Internet Connection Types
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Topic 5B: Use Basic TCP/IP Concepts
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Topic 5C: Compare Protocols and Ports
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Topic 5D: Compare Network Configuration Concepts
Lesson 6: Supporting Network Services
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Topic 6A: Summarise Services Provided by Networked Hosts
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Topic 6B: Compare Internet and Embedded Appliances
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Topic 6C: Troubleshoot Networks
Lesson 7: Summarizing Virtualisation and Cloud Concepts
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Topic 7A: Summarise Client-Side Virtualisation
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Topic 7B: Summarise Cloud Concepts
Lesson 8: Supporting Mobile Devices
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Topic 8A: Set Up Mobile Devices and Peripherals
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Topic 8B: Configure Mobile Device Apps
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Topic 8C: Install and Configure Laptop Hardware
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Topic 8D: Troubleshoot Mobile Device Issues
Lesson 9: Supporting Print Devices
Topic 9A: Deploy Printer and Multifunction Devices
Topic 9B: Replace Print Device Consumables
Topic 9C: Troubleshoot Print Device Issues
CompTIA A+ Core 2:
Lesson 1: Configuring Windows
Lesson 2: Managing Windows
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Topic 2A: Use Management Consoles
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Topic 2B: Use Performance and Troubleshooting Tools
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Topic 2C: Use Command-line Tools
Lesson 3: Identifying OS Types and Features
Lesson 4: Supporting Windows
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Topic 4A: Perform OS Installations and Upgrades
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Topic 4B: Install and Configure Applications
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Topic 4C: Troubleshoot Windows OS Problems
Lesson 5: Managing Windows Networking
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Topic 5A: Manage Windows Networking
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Topic 5B: Troubleshoot Windows Networking
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Topic 5C: Configure Windows Security Settings
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Topic 5D: Manage Windows Shares
Lesson 6: Managing Linux and macOS
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Topic 6A: Identify Features of Linux
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Topic 6B: Identify Features of macOS
Lesson 7: Configuring SOHO Network Security
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Topic 7A: Explain Attacks, Threats, and Vulnerabilities
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Topic 7B: Compare Wireless Security Protocols
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Topic 7C: Configure SOHO Router Security
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Topic 7D: Summarize Security Measures
Lesson 8: Managing Security Settings
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Topic 8A: Configure Workstation Security
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Topic 8B: Configure Browser Security
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Topic 8C: Troubleshoot Workstation Security Issues
Lesson 9: Supporting Mobile Software
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Topic 9A: Configure Mobile OS Security
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Topic 9B: Troubleshoot Mobile OS and App Software
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Topic 9C: Troubleshoot Mobile OS and App Security
Lesson 10: Using Support and Scripting Tools
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Topic 10A: Use Remote Access Technologies
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Topic 10B: Implement Backup and Recovery
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Topic 10C: Explain Data Handling Best Practices
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Topic 10D: Identify Basics of Scripting
Lesson 11: Implementing Operational Procedures
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Topic 11A: Implement Best Practice Documentation
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Topic 11B: Use Proper Communication Techniques
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Topic 11C: Use Common Safety and Environmental Procedures
What are the benefits of earning a CompTIA A+ certification?
CompTIA A+ certification provides validation in essential skills required for IT professionals.
From installing motherboards, connectors and systems devices, to troubleshooting issues with PC hardware and configuring networks and internet connections, this certification is the perfect launchpad for a career as an IT professional.
CompTIA A+ helps individuals to become more confident in their abilities and improves the workplace readiness for those in PC and IT support roles.
Who is CompTIA A+ for?
CompTIA A+ is targeted at individuals who are just starting, or want to embark on a career in IT.
What are the pre-requisites of taking a CompTIA A+ course?
Learners should have around 12 months of hands-on experience working in an IT support, help desk or desktop technician role before taking this certification.
Learners without this experience may wish to consider CompTIA Tech+ Certification.
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CompTIA Exam Preparation
CompTIA offers both flexible learning paths and exam formats to accommodate your needs. After successfully passing the exam, you’ll earn your certification, which is valid for three years and can be renewed with continuing education.
Study Resources
You can learn more about how to study for the CompTIA A+ exam here.
CompTIA recommend these steps to help you pass the exam:
- Create a study plan
- Read through the exam objectives
- Learn the course and exam material
- Gain hands-on experience
Additionally, our complete CompTIA A+ certification in a box includes a CompTIA A+ Study Guide and support skills training, to ensure your course and exam preparation goes smoothly.
CompTIA A+ Exam Structure
The two related exams, Core 1 and Core 2, CompTIA A+ exams include a combination of multiple-choice questions, drag-and-drop activities, and performance-based items.
After Certification
There are a number of follow up CompTIA certifications that can help individuals to further their career and gain new skills.
CompTIA Network+
CompTIA Network+ validates the foundational knowledge and skills needed for a career in IT networking. It covers areas like network design, implementation, management, and troubleshooting across various technologies.
CompTIA Server+
CompTIA Server+ will certify the successful candidate has the knowledge and skills required to install, configure, and manage server hardware and operating systems (OSs) by implementing proper security controls, successfully troubleshooting common server problems, and demonstrating an understanding of key disaster recovery concepts.
CompTIA Security+
CompTIA Security+ will certify the successful candidate has the knowledge and skills required to install and configure systems to secure applications, networks, and devices; perform threat analysis and respond with appropriate mitigation techniques; participate in risk mitigation activities; and operate with an awareness of applicable policies, laws, and regulations.
CompTIA Linux+
CompTIA Linux+ validates the skills administrators need to secure the enterprise, power the cloud and keep systems running. The new certification ensures that IT professionals, software developers, cybersecurity engineers and penetration testers have these necessary skills to support today’s tech systems.
Why choose QA for CompTIA A+ training?

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QA and CompTIA over 20 years of working in partnership to provide award winning vendor neutral education
Training led by IT experts
QA’s Infrastructure & Network offerings cover traditional topics from CompTIA and Cisco solutions to next-gen technologies like Microsoft Copilot, Endpoint Management, and everything in between.

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