Comprehensive study guides for every CompTIA A+ exam domain — hardware, networking, operating systems, security, cloud computing, and troubleshooting. Each guide covers what the Core 1 (220-1201) and Core 2 (220-1202) exams actually test, with practice questions and expert study tips to help you pass on your first attempt.
The CompTIA A+ Hardware domain is 25% of Core 1 (220-1201). This complete 2026 study guide covers motherboards, CPUs, RAM, storage, USB standards, and cables — with practice questions and study tips to help you pass.
Thinking about earning your CompTIA A+ certification in 2026? This complete beginner’s guide covers both exams (220-1201 and 220-1202), every domain you need to master, and a proven study strategy to get you certified faster.