This chapter covers Azure Application Insights. AZ-900 tests under 3.3.
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A simple way to picture Azure Application Insights
A hospital monitors patient vitals continuously. Application Insights monitors application health: performance, failures, dependencies — enabling quick response to issues.
Application Insights monitors application performance, detecting failures, slowdowns, and dependencies, providing visibility into application health and user experience.
Instrument application
Application Insights SDK is added to the app.
Collect telemetry
Performance, failures, traces are collected.
Monitor dashboard
Dashboard shows application health and issues.
Application Insights detects a spike in failed requests, showing the database dependency is slow.
Objective 3.3 expects understanding of Application Insights for application monitoring.
Monitors application performance and failures.
Provides visibility into user experience.
Enables quick response to issues.
It monitors application performance, detecting failures and slowdowns, providing visibility into application health and user experience.
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