PCA Querying & Visualization

Question 1

What is PromQL?

Accepted Answer

A configuration language

Answer

A query language for Prometheus

Answer

A tool for visualization

Answer

A scripting language

Question 2

How can Prometheus query time-series data?

Accepted Answer

By using PromQL to query time-series data

Answer

By using SQL

Answer

By querying logs

Answer

By pushing data to a server

Question 3

What is the role of Grafana in Prometheus?

Accepted Answer

To visualize data in dashboards

Answer

To collect data

Answer

To store data

Answer

To write queries

Question 4

How does Prometheus handle multi-dimensional data?

Accepted Answer

By using labels for multi-dimensional data

Answer

By separating metrics into separate files

Answer

By using multiple databases

Answer

By relying on external systems for analysis

Question 5

What is a time-series in Prometheus?

Accepted Answer

A series of time-stamped data points representing a metric

Answer

A data point at a single time

Answer

A collection of logs

Answer

A configuration setting

Question 6

What is the purpose of Prometheus alerts?

Accepted Answer

To notify users when specific conditions are met

Answer

To monitor logs

Answer

To store data

Answer

To query databases

Question 7

What is a dashboard in Grafana?

Accepted Answer

A visual representation of metrics

Answer

A configuration panel

Answer

A tool for storing data

Answer

A query tool

Question 8

How can Prometheus alerting rules be defined?

Accepted Answer

By defining conditions in PromQL

Answer

By writing scripts

Answer

By configuring external tools

Answer

By pushing data to Grafana

Question 9

How can Prometheus data be exported for external analysis?

Accepted Answer

By exporting to CSV

Answer

By using APIs or exporters

Answer

By pushing data to Grafana

Answer

By storing data in external databases