CompTIA A+ Core 1 Certification Guide 2025
Entry-level IT certification covering mobile devices, networking, hardware, virtualization & cloud computing, and hardware/network troubleshooting. Version 15 (V15) validates essential skills for IT support specialists including installation, configuration, and maintenance of hardware components and mobile devices.
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What is CompTIA A+ Core 1?
The CompTIA A+ Core 1 (220-1201) is a entry-level certification offered by CompTIA.Entry-level IT certification covering mobile devices, networking, hardware, virtualization & cloud computing, and hardware/network troubleshooting. Version 15 (V15) validates essential skills for IT support specialists including installation, configuration, and maintenance of hardware components and mobile devices.
Recommended Experience
Recommended 9-12 months of hands-on experience in a lab or field environment
Who Should Take This Certification?
This certification is ideal for:
- Anyone looking to advance their career in cloud computing
Exam Format
Exam Duration
90 minutes
Number of Questions
Maximum 90 questions (multiple-choice, drag-and-drop, and performance-based)
Passing Score
675 out of 900
Certification Validity
3 years
Delivery Method: Pearson VUE testing center or online proctored
Languages: English (other languages may be available)
Topics Covered
Mobile Devices
13%- Installing and configuring laptop hardware and components
- Comparing and contrasting display components of mobile devices
- Setting up and configuring mobile device connectivity (USB, Lightning, NFC, Bluetooth)
- Configuring wireless/cellular data network connectivity (3G/4G/5G, hotspot)
- Implementing mobile device synchronization and backup
- Managing mobile device security features (biometrics, screen locks)
- Troubleshooting common mobile device issues
- Replacing mobile device hardware (batteries, screens, wireless cards)
Networking
23%- Comparing and contrasting TCP and UDP ports, protocols, and purposes
- Comparing and contrasting common networking hardware (routers, switches, access points)
- Installing and configuring basic wired/wireless SOHO networks
- Comparing and contrasting internet connection types (cable, DSL, fiber, satellite, cellular)
- Explaining network types and characteristics (LAN, WAN, PAN, MAN)
- Understanding TCP/IP addressing and subnetting
- Configuring network services (DHCP, DNS, gateway)
- Using network troubleshooting tools (ping, tracert, ipconfig, netstat, nslookup)
Hardware
25%- Explaining basic cable types and connectors (HDMI, DisplayPort, USB, Ethernet, fiber)
- Installing and configuring PC components (RAM, storage, PSU, CPUs, motherboards)
- Selecting and installing appropriate storage devices (HDD, SSD, M.2, NVMe)
- Configuring BIOS/UEFI settings and firmware upgrades
- Installing and configuring common peripheral devices (printers, scanners, displays)
- Understanding PC power supplies and electrical requirements
- Explaining motherboard components and expansion slots
- Installing and configuring multifunction devices and printers
Virtualization and Cloud Computing
11%- Summarizing cloud computing concepts (IaaS, SaaS, PaaS)
- Comparing and contrasting cloud deployment models (public, private, hybrid, community)
- Explaining virtualization technologies and hypervisors (Type 1, Type 2)
- Understanding client-side virtualization and virtual desktop infrastructure (VDI)
- Implementing cloud storage and file synchronization services
- Understanding resource requirements for virtual machines
- Comparing cloud services and local infrastructure
Hardware and Network Troubleshooting
28%- Troubleshooting common hardware problems (RAM, motherboard, CPU, power, storage)
- Troubleshooting hard drives and RAID arrays
- Troubleshooting video, display, and projector issues
- Troubleshooting mobile device hardware and application issues
- Troubleshooting printer and multifunction device problems
- Troubleshooting wired and wireless network connectivity
- Using diagnostic tools and methodologies for troubleshooting
- Applying systematic troubleshooting theory (identify, establish theory, test, plan, verify)
The Right Way to Learn for This Exam
Theory vs Practice Balance
This entry-level exam requires 40% theory (hardware concepts and networking fundamentals) and 60% hands-on practice (hardware installation, configuration, and troubleshooting).
Why Practice Tests Are Critical
A+ Core 1 tests your ability to diagnose and solve real-world hardware and network issues. Practice tests help you recognize common problem patterns and develop systematic troubleshooting skills essential for IT support roles.
Common Mistake to Avoid
Many candidates memorize component specifications without understanding how they work together. This exam tests practical troubleshooting and configuration skills, not just technical knowledge.
How to Prepare for the Exam
Recommended Study Timeline
For Beginners
90 days
Dedicated study time of 1-2 hours per day
For Experienced Professionals
45 days
Dedicated study time of 1-2 hours per day
5-Step Preparation Strategy
Review the Official Exam Guide
Start by reading the official exam guide from CompTIA to understand what topics are covered.
Get Hands-On Experience
Practice is crucial. Set up your own test environment and work with the technologies covered in the exam.
Take Online Courses or Training
Structured courses help you understand complex concepts and fill knowledge gaps.
Practice with Realistic Exam Questions
Take practice tests to familiarize yourself with the exam format and identify weak areas. Our practice tests simulate the real exam experience.
Review and Reinforce Weak Areas
Use your practice test results to focus on topics where you need improvement before taking the real exam.
Recommended Study Resources
Preporato Practice Tests
RecommendedOur comprehensive practice test bundle includes 7 full-length practice exams with detailed explanations. Designed to simulate the real exam experience and help you identify knowledge gaps.
Official Documentation
The official CompTIA documentation is always the most authoritative source.
Visit Official Certification PageHands-On Practice
Practical experience is essential. Consider setting up a free tier account to practice with real services.
Career Benefits
Earning the CompTIA A+ Core 1 certification can significantly boost your career prospects:
Certified professionals earn on average 15-20% more than non-certified peers
Many job postings require or prefer candidates with cloud certifications
Validate your skills and knowledge to employers and clients
Frequently Asked Questions
How difficult is the 220-1201 exam?
The difficulty varies based on your experience level. With proper preparation and hands-on experience, most candidates find the exam challenging but achievable. Our practice tests help you assess your readiness.
How much does the 220-1201 exam cost?
Exam costs vary by region and provider. Check the official CompTIA website for current pricing. Our practice tests are a cost-effective way to prepare and increase your chances of passing on the first try.
Can I retake the exam if I fail?
Yes, you can retake the exam. However, there may be waiting periods and additional fees. It's best to prepare thoroughly using practice tests to maximize your chances of passing on your first attempt.
How long should I study for the 220-1201 exam?
Study time varies based on your background. Beginners typically need 90 days, while experienced professionals may need 45 days with 1-2 hours of daily study. Use practice tests to gauge your readiness.
How long is the certification valid?
The CompTIA A+ Core 1 certification is valid for 3 years. Recertify before expiration through continuing education or retaking exam
Ready to Start Your Preparation?
Practice with 7 full-length exams designed to help you pass on your first try