Quiz: Elasticsearch, Kibana & Observability

What is the primary role of Elasticsearch in the ELK stack?

• Logging

• Storage

• Search and analytics engine

• Dashboard visualization

Which component is used to visualize and interact with Elasticsearch data?

• Logstash

• Beats

• Kibana

• Grafana

What is an index in Elasticsearch?

• A log file

• A visual chart

• A data structure for storing and querying documents

• A dashboard panel

Which of the following is NOT a core feature of Kibana?

• Visualizations

• Alerting

• Document storage

• Dashboards

What is an 'observability' metric typically used for application monitoring?

• Request logs

• Trace IDs

• CPU usage

• Source code

Which tool would you use to ingest logs into Elasticsearch from multiple sources?

• Kibana

• Logstash

• Beats

• Grafana

Which of the following is a typical use of Kibana’s Discover tab?

• Write dashboards

• Explore individual documents

• Configure alerts

• Tune Elasticsearch queries

What does an APM (Application Performance Monitoring) agent typically track?

• Source code changes

• Network configuration

• Response times, exceptions, and trace data

• Log rotation

Which protocol does Beats typically use to send data to Logstash or Elasticsearch?

• FTP

• HTTP

• SMTP

• WebSockets

What is the purpose of a Kibana Lens visualization?

• To filter logs

• To customize user permissions

• To build interactive visualizations with drag-and-drop

• To manage cluster nodes