Overview

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 (220-1201) 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.

Syllabus

Mobile Devices

In this module, we will dive into the world of mobile devices, examining the hardware components, network connections, and display technologies that power these devices. You’ll explore common troubleshooting scenarios and gain practical knowledge for handling mobile device issues in a professional IT environment. This module is essential for anyone looking to master mobile device management and support.

Networking

In this module, we will explore the fundamental concepts of networking, including protocols, IP addresses, and the hardware that makes networks function. We’ll also cover tools and techniques to troubleshoot common network issues, equipping you with the skills needed to manage and optimize networks in a professional IT environment.

Hardware

In this module, we will cover the core components that make up a computer system, from motherboards to expansion cards, and provide hands-on guidance for troubleshooting hardware issues. You’ll also learn how to configure and maintain printers, a critical skill for IT professionals. This section is vital for anyone pursuing a career in IT support or hardware management.

Virtualization and Cloud Computing

In this module, we will provide an in-depth overview of cloud computing and virtualization, two technologies that are transforming IT infrastructure. You’ll learn how cloud services and virtual environments operate, giving you the tools to manage and troubleshoot these systems effectively in your career.

Hardware and Network Troubleshooting

In this module, we will focus on developing practical troubleshooting skills that every IT professional needs. You’ll learn how to approach problems systematically and diagnose common hardware, network, and device issues. This module prepares you to confidently tackle real-world technical challenges and provide effective solutions in your IT career.