Application operation and maintenance management AOM service supports in-depth docking application services, one-stop collection of operation and maintenance data of infrastructure, middleware and…

Question

Options

• AApply auto-discovery. Automatically deploy the collector, which can actively discover and monitor
• BFlexible notification of alarms, providing multiple anomaly detection strategies and supporting rich
• CApplication monitoring: regularly collect JVM, service calls, exceptions, external calls, database
• DFast diagnosis of faults: quickly find abnormal fault points through distributed call tracing

• A
  79% (11)
• C
  14% (2)
• D
  7% (1)

Explanation

Option A is wrong because AOM's auto-discovery feature does not automatically deploy the collector - the collector must be manually installed on the host or container first. Auto-discovery refers to the ability to automatically identify and monitor application instances after the collector is already in place, not to the deployment of the collector itself. Options B, C, and D are all accurate: AOM does provide flexible alarm notifications with multiple anomaly detection strategies, does collect JVM metrics, service calls, exceptions, and database information for application monitoring, and does support distributed call tracing for fast fault diagnosis. These three options describe real, documented AOM capabilities and are therefore not the wrong answer.

Memory tip: Focus on the word "automatically deploy" in option A. AOM discovers applications automatically, but deployment of the collector is always a manual step - you bring the tool to the system, then the tool finds the apps.

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