Updated in May 2025.
This course now features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Embark on a comprehensive learning journey with the CompTIA A+ Core 1 (220-1101) course. This course will equip you with the foundational knowledge and skills required to tackle IT hardware, networking, mobile devices, and troubleshooting. You'll gain hands-on experience with mobile device components, network protocols, hardware configuration, cloud computing, and more. By the end of the course, you’ll have the confidence to manage and resolve common IT problems efficiently. The course starts by introducing you to the world of mobile devices, covering topics like laptop hardware, mobile device ports, accessories, network connections, and app support. You will get in-depth insights into how mobile devices interact with wireless networks and how to manage and troubleshoot them. The following section on networking provides detailed knowledge of network protocols, hardware, and the essential services that support connectivity, including DNS, DHCP, and IP addressing. As the course progresses, you’ll learn about computer hardware, including storage devices, processors, RAM, and printers. You'll also dive into the intricacies of virtualization and cloud computing models, setting you up for success in understanding modern IT infrastructures. Practical skills in troubleshooting, from hardware components to networks, will be emphasized, enabling you to diagnose and resolve issues across different systems efficiently. The course is ideal for beginners interested in IT and network troubleshooting. If you're looking to start your career in IT support, networking, or hardware, this course will provide you with the necessary foundational knowledge and practical skills. There are no strict prerequisites, but familiarity with basic computer functions will help. This course is beginner-level and designed for those new to IT.
