Question: You have a .NET app running on a VM Scale set. You need to monitor application performance without modifying the code. The solution should minimize the cost. What should you do?

1. Enable Network Performance Monitor on the VMs.
2. Install the Log Analytics Agent and enable Azure Monitor for VMs.
3. Install the Application Insights Agent.
4. Enable SolarWinds Performance Monitor from the Azure Marketplace.

Answer: The correct answer of the above question is Option C:Install the Application Insights Agent.