Exam AZ-800 topic 3 question 5 discussion

C - Changing the virtual machine size requires downtime https://docs.microsoft.com/en-us/azure/virtual-machines/resize-vm?tabs=portal

c is correct

Downtime required in Azure atm: Resizing the VM Changing the VM series or family Adding or removing data disks Changing virtual network (VNet) settings Changing the OS disk size Changing availability sets or availability zones Changing encryption settings Updating VM extensions Changing certain VM settings Redeploying the VM Updating the VM's image or operating system Performing maintenance tasks through Azure portal or PowerShell commands Applying certain security configurations or patches Migrating the VM to a different Azure region or subscription Changing the VM's resource group

Answer is C. We can attach disks on the fly and doesn't require a downtime

C. Changing the virtual machine size only. Changing the virtual machine size (resizing) usually requires a VM restart, Which results in downtime during the restart process. So, changing the VM size does require downtime.

This is C for sure

Answer is C

Had done the same two years back. Change of Size (plan) needs reboot so YES downtime applicable

Answer is C as Data Disks can be "hot" removed. https://docs.microsoft.com/en-us/azure/virtual-machines/windows/detach-disk

C is correct. Resizing a VM will cause it reboot. You can add and remove data disks without rebooting.

C definitely

I second this

C is correct