Table of contents : Part I. 220-1001. Motherboards, processors, and memory -- Internal expansion, storage devices, and power supplies -- Peripherals and connectors -- Custom PC configurations -- Installing and configuring printers -- Networking fundamentals -- Introduction to TCP/IP -- Installing wireless and SOHO networks -- Network services, virtualization, and cloud computing -- Understanding laptops -- Understanding mobile devices -- Mobile device connectivity and synchronization -- Troubleshooting methodology and resolving core hardware problems -- Hardware and network troubleshooting -- Part II. 220-1002. Operating system basics -- Operating system Administration -- Working with Windows 10 -- Working with Windows 8/8.1 -- Working with Windows 7 -- Working with macOS and Linux -- Scripting and remote access -- Security concepts -- Securing operating systems -- Troubleshooting operating systems and security -- Documentation and professionalism -- Safety and environmental concerns.