This Hardware Knowledge Base is an in-depth, multi-file knowledge base of 840 CompTIA A+ hardware facts, organized into 14 categories with 60 unique, exam-relevant facts each.
This project covers the full range of physical components tested on the latest CompTIA A+ (220-1101) exam, designed to serve as both a study resource and a portfolio of structured technical writing.
- 💾 Storage & Filesystems
- 🧠 RAM & Memory
- 🔌 Ports & Connectors
- 🔋 Power & Battery
- 🧩 CPU, GPU & Motherboard
- 💡 General Hardware
- 📦 Mac & PC Interoperability
- 🧰 Practical Tools & Utilities
- 📱 Mobile Hardware
- 🖥️ Laptop vs Desktop Hardware
- 🌐 Networking Hardware
- 🖨️ Printer Hardware
- ❄️ Hardware Maintenance & Cooling
- 🎧 Peripheral Devices
- 60 facts per category: dense coverage without overload.
- Exam-mapped: Each fact tagged to relevant CompTIA domain objectives.
- Practical focus: Real-world troubleshooting, lab relevance, and technician workflows.
- Consistent format: Clear, structured, and easy to navigate for study.
- Study category by category to reinforce exam readiness.
- Cross-reference with practice exams and lab work for mastery.
- Use as a hardware reference library for troubleshooting and interviews.
This repository focuses on the CompTIA A+ Core 1 (220-1101) exam content most relevant to hardware and infrastructure. It emphasizes:
- PC components and peripherals
- Storage, memory, and processor technologies
- Cabling and connectivity standards
- Device installation and configuration
- Hardware and network troubleshooting practices
Together, these topics form the hardware foundation required for A+ Core 1.
The remaining domains — OS, security, operational procedures, cloud — are covered in the CompTIA A+ Knowledge Base (Continued).
Licensed under the MIT License
💡 Created as both a personal study resource and a demonstration of structured, exam-aligned technical writing.
📅 Completed August 19, 2025
CompTIA and A+ are registered trademarks of CompTIA, Inc.
This repository was created independently by Jose Vazquez as a study and reference guide for the CompTIA A+ Core 1 (220-1101) exam, with an emphasis on hardware and troubleshooting.
It is not affiliated with, sponsored by, or endorsed by CompTIA.