Describe an Effective Logging Strategy for an Application 350-901 Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   What is log rotation?

   • AThe process of archiving old logs to a separate storage system
   • BThe process of changing the log level from DEBUG to INFO
   • CThe process of automatically creating a new log file when the current one reaches a certain size or age
   • DThe process of encrypting log files
   Reveal Solution Discussion Select an answer first
2. 2foundation · easy

   Why is log aggregation important in a microservices architecture?

   • AIt reduces the number of log entries generated by each service
   • BIt encrypts logs in transit between services
   • CIt allows logs from multiple services to be viewed and searched in a single location
   • DIt automatically fixes errors found in the logs
   Reveal Solution Discussion Select an answer first
4. 3application · medium

   A support engineer is troubleshooting a failed order in a microservices architecture. The order service logged an ERROR, but the engineer cannot find related logs from the payment and inventory services. All services log to the same central system. What is the most likely reason for the missing logs?

   • AThe payment and inventory services do not log at all by design.
   • BThe request ID was not propagated from the order service to the downstream services, so their logs are not correlated.
   • CThe downstream services log at DEBUG level, which is not captured by the central system's default ingestion.
   • DThe central system only retains logs for 24 hours, and the incident happened 2 days ago.
   Reveal Solution Discussion Select an answer first
5. 4foundation · easy

   What is the primary purpose of an application logging strategy?

   • ATo store all application data permanently for compliance purposes
   • BTo provide a record of application events that can be used for debugging, auditing, and performance analysis
   • CTo increase application performance by reducing code complexity
   • DTo replace the need for application monitoring and alerting
   Reveal Solution Discussion Select an answer first
6. 5foundation · easy

   What is a common method for shipping logs from multiple application instances to a central log management system?

   • AUsing a log shipper agent (e.g., Filebeat, Fluentd) that forwards logs to the central system
   • BConfiguring the operating system to email logs to the administrator
   • CManually copying log files via SCP to a central server
   • DHaving each application write logs directly to the central database
   Reveal Solution Discussion Select an answer first