AZ-200 Azure Monitoring & Diagnostics

Question 1

Which Azure service provides application performance monitoring including request rates, failure rates, and dependency tracking?

Accepted Answer

Azure Application Insights

Answer

Azure Application Insights provides end-to-end application performance monitoring, including live metrics, distributed tracing, dependency maps, and failure analysis.

Question 2

What is the Application Insights connection string used for?

Accepted Answer

Configuring the SDK to send telemetry to the correct Application Insights resource

Answer

The Application Insights connection string (or instrumentation key) tells the SDK which Application Insights resource to send telemetry data to.

Question 3

Which Application Insights feature allows you to trace a single user request across multiple microservices?

Accepted Answer

Distributed Tracing (Application Map)

Answer

Application Insights distributed tracing propagates a correlation ID across service boundaries, and the Application Map visualizes the full dependency chain for a request.

Question 4

What is the purpose of adaptive sampling in Application Insights?

Accepted Answer

Reduces telemetry volume by sending a statistical sample of requests while preserving data accuracy

Answer

Adaptive sampling dynamically adjusts the fraction of telemetry sent to Application Insights to stay within data volume limits while preserving statistical accuracy.

Question 5

Which Azure Monitor component stores log data and supports KQL (Kusto Query Language) for querying?

Accepted Answer

Log Analytics Workspace

Answer

Log Analytics Workspaces store structured log data from Azure resources and Application Insights, queried using Kusto Query Language (KQL).

AZ-200 - Microsoft Azure Developer Practice Test

AZ-200 - Microsoft Azure Developer Practice Test

AZ-200 Azure Monitoring & Diagnostics