3.2 Monitor Backend System Behavior APPDYNAMICS-ASSOCIATE-ADMINISTRATOR Practice Questions (Page 2)

Questions 6–10

1. 6application · medium

   A backend's error rate is high, but the business transactions that use it are performing normally. What is the most likely explanation?

   • AThe transactions are not actually using the backend.
   • BThe backend error rate is measured incorrectly.
   • CThe backend errors are not on the critical path of the transactions, or the transactions have error handling that masks the impact.
   • DThe backend is not important to monitor.
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2. 7foundation · easy

   Which of the following best describes the scope of backend monitoring in AppDynamics?

   • AIt monitors the internal CPU and memory usage of the application server
   • BIt monitors the end-user experience by simulating user interactions
   • CIt monitors the performance of external systems that the application interacts with via exit calls
   • DIt monitors only database systems that are part of the application's data layer
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4. 8application · medium

   A .NET application uses a message queue to send order notifications. The queue is not appearing as a backend in the Flow Map. What is the most likely reason?

   • AThe message queue is not a database, so it cannot be a backend.
   • BThe message queue client library is not supported by the AppDynamics agent.
   • CThe message queue is outside the application's tier.
   • DThe message queue is not being called frequently enough.
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5. 9application · medium

   A manager asks why backend monitoring is necessary when the application's own metrics look healthy. What is the best justification?

   • ABackend monitoring provides visibility into external dependencies that can impact user experience even when the application itself is healthy.
   • BBackend monitoring is required for compliance.
   • CBackend monitoring replaces the need for application monitoring.
   • DBackend monitoring is only needed for databases.
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6. 10application · medium

   An application makes calls to a database using JDBC and also to a REST API. In the Flow Map, you see two backends: one named 'MySQL' and one named 'HTTP'. What does this indicate about how backends are detected?

   • AThe backends are named based on the application's configuration files.
   • BThe backends are detected only if the application is instrumented with custom code.
   • CThe administrator manually created these backends.
   • DBackends are automatically detected based on the type of exit call, such as JDBC for databases and HTTP for web services.
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