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Exam AZ-400 topic 3 question 8 discussion

Actual exam question from Microsoft's AZ-400
Question #: 8
Topic #: 3
[All AZ-400 Questions]

You have an Azure DevOps organization named Contoso and an Azure subscription. The subscription contains an Azure virtual machine scale set named VMSS1 that is configured for autoscaling.
You use Azure DevOps to build a web app named App1 and deploy App1 to VMSS1. App1 is used heavily and has usage patterns that vary on a weekly basis.
You need to recommend a solution to detect an abnormal rise in the rate of failed requests to App1. The solution must minimize administrative effort.
What should you include in the recommendation?

  • A. the Smart Detection feature in Azure Application Insights
  • B. the Failures feature in Azure Application Insights
  • C. an Azure Service Health alert
  • D. an Azure Monitor alert that uses an Azure Log Analytics query
Show Suggested Answer Hide Answer
Suggested Answer: A 🗳️

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kumardeb
Highly Voted 2 years, 5 months ago
A. the Smart Detection feature in Azure Application Insights
upvoted 18 times
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Marang73
Highly Voted 2 years, 5 months ago
Answer A. Smart dection has a standard rule named "Abnormal rise in exception volume" which can alert by e-mail. With feature Failures (answer B) you have to search by your own for exceptions.
upvoted 6 times
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syu31svc
Most Recent 9 months, 1 week ago
Selected Answer: A
"minimize administrative effort" I would take A as the answer
upvoted 1 times
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Govcomm
9 months, 2 weeks ago
abnormal application behaviors --> Application Insights Smart Detection.
upvoted 1 times
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UnknowMan
12 months ago
Correct
upvoted 1 times
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rdemontis
1 year, 1 month ago
Selected Answer: A
correct A https://docs.microsoft.com/en-us/azure/azure-monitor/app/proactive-diagnostics
upvoted 2 times
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shermin1
1 year, 1 month ago
Came in exam march 13....
upvoted 2 times
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lugospod
1 year, 3 months ago
Got this January 2022.
upvoted 1 times
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Pankaj78
1 year, 4 months ago
Selected Answer: A
A. the Smart Detection feature in Azure Application Insights
upvoted 5 times
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RajatSahani
1 year, 5 months ago
smart detection
upvoted 1 times
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AZ5cert
1 year, 7 months ago
Correct
upvoted 2 times
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megaejay
1 year, 10 months ago
it's a web app hosted on a vmss. A is correct because , it's possible to install insight agent on vm/vmss ... https://blog.hametbenoit.info/2019/11/05/azure-you-can-now-deploy-azure-monitor-application-insights-agent-on-azure-virtual-machine-and-azure-virtual-machine-scale-sets/#.YNkMl-gzZPY
upvoted 3 times
jay158
1 year ago
Link not working now
upvoted 1 times
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theboywonder
2 years ago
A is correctamundo dude
upvoted 1 times
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27close
2 years, 6 months ago
Application Insights automatically alerts you in near real time if your web app experiences an abnormal rise in the rate of failed requests. It detects an unusual rise in the rate of HTTP requests or dependency calls that are reported as failed.
upvoted 3 times
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C (25%)
B (20%)
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