nerdexam
Microsoft

AZ-400 · Question #278

You are monitoring the health and performance of an Azure web app by using Azure Application Insights. You need to ensure that an alert is sent when the web app has a sudden rise in performance issues

The correct answer is D. Smart Detection. Smart Detection automatically warns you of potential performance problems and failure anomalies in your web application. It performs proactive analysis of the telemetry that your app sends to Application Insights. If there is a sudden rise in failure rates, or abnormal patterns i

Submitted by satoshi_tk· Mar 6, 2026Implement an instrumentation strategy

Question

You are monitoring the health and performance of an Azure web app by using Azure Application Insights. You need to ensure that an alert is sent when the web app has a sudden rise in performance issues and failures. What should you use?

Options

  • Acustom events
  • BApplication Insights Profiler
  • Cusage analysis
  • DSmart Detection
  • EContinuous export

How the community answered

(18 responses)
  • A
    17% (3)
  • B
    6% (1)
  • D
    72% (13)
  • E
    6% (1)

Explanation

Smart Detection automatically warns you of potential performance problems and failure anomalies in your web application. It performs proactive analysis of the telemetry that your app sends to Application Insights. If there is a sudden rise in failure rates, or abnormal patterns in client or server performance, you https://docs.microsoft.com/en-us/azure/azure-monitor/app/proactive-diagnostics

Topics

#Application Insights#Smart Detection#anomaly alerting#performance monitoring

Community Discussion

No community discussion yet for this question.

Full AZ-400 Practice