Explore virtual machines and VM scale sets in this comprehensive 2-hour video tutorial. Learn about VM basics, series, and sizes, including example SKUs and generations. Discover how to use the VM picker and understand the building blocks of VMs. Examine supported operating systems, maintenance considerations, and Azure patching. Delve into topics like Instance Metadata Service (IMDS), Infrastructure as a Service (IaaS), Platform as a Service (PaaS) Lite, Azure Compute Gallery, and Azure VMware Solution. Conclude with an in-depth look at VM Scale Sets (VMSS) and gain valuable insights into Azure's core computing resources.