Free online courseCompTIA A Core 1 Exam Prep Training Course

Course Description

Prepare for the CompTIA A+ Core 1 (220-1101) and Core 2 (220-1102) exams with a free, exam-focused training course designed to strengthen real-world IT support skills. Build confidence with clear explanations that connect certification objectives to the tasks you will handle in help desk and desktop support roles.

Start with essential mobile and laptop knowledge, including hardware components, displays, accessories, connectivity standards, and practical configuration concepts. Then move into networking fundamentals such as IP addressing, common ports, network devices, wireless standards, DNS and DHCP basics, VLANs and VPNs, connection types, and the tools used to test and troubleshoot network issues.

Expand your hardware expertise with cabling and connectors across copper, fiber, peripherals, video, and storage interfaces, along with adapters and converters you will encounter in the field. Strengthen your understanding of memory, storage technologies, RAID concepts, motherboard form factors and compatibility, expansion options, BIOS features and settings, CPU capabilities, cooling considerations, and power fundamentals.

Develop solid printer knowledge across major printer types and maintenance workflows, and round out your foundations with cloud concepts and client-side virtualization. Throughout the course, troubleshooting is emphasized so you can diagnose hardware, storage, display, mobile, printer, and network problems using structured methods that align with exam expectations and workplace best practices.