Virtual Machines
- Availability sets: fault domains (rack) + update domains (maintenance).
- VMSS: auto-scaling group of identical VMs behind a load balancer.
- VM extensions: post-deployment configuration and automation.
- Managed disks: OS, data, and temporary disks with SLA-backed performance.
App Service
- App Service Plan defines compute resources (size and scale).
- Deployment slots allow staging and production swap.
- Auto-scale rules respond to metrics like CPU or HTTP queue.
- Custom domains require CNAME or A records plus TXT verification.
Practice Azure Compute Questions
Put your knowledge to the test with practice questions.