Top 10 Kibana Interview Questions And Answers

 

1) What is Kibana?

Kibana is an open source data visualization dashboard for Elasticsearch.Users can create bar, line and scatter plots, or pie charts, heat maps, region maps, coordinate maps, gauge, goals, timelion and maps on top of large volumes of data.


2) What is ELK stack?

ELK stands for Elasticsearch, Logstash and Kibana. ELK is log management platform use to analyze logs. Here Kibana works in sync with Elasticsearch and Logstash.


3) What are the features of Kibana?

Following are the key features of Kibana:

● Visualization
● Dashboard
● Dev Tools
● Reports
● Filters and Search query
● Plugins
● Coordinate and Region Maps
● Timelion
● Canvas


4) What is data visualization in Kibana?

In Kibana data can be visualized in different ways. Commonly used ones are vertical bar chart, horizontal bar chart, pie chart, line graph, heat map etc.


5) Is it possible to use third party plugin to add visualization in Kibana?

Yes, we can use third party plugin to add visualization in Kibana.


6) What is Timelion in Kibana?

Timelion, also called as timeline is yet another visualization tool which is mainly used for time based data analysis. It helps more in comparison of data to the previous cycle in terms of week , month etc.


7) What is Canvas in Kibana?

Canvas visualization is one of the key feature in Kibana which can be use to represent data in different color combinations, shapes, texts, multiple pages basically called as workpad.


8) What is Kibana Aggregation?

Kibana aggregation is collection of documents or a set of documents obtained from a particular search query or filter. There are two different types of aggregations in Kibana:
● Bucket Aggregation
● Metric Aggregation


9) What is Bucket Aggregation in Kibana?

In bucket aggregation we have buckets which consists of a key and a document. When the aggregation is executed, the documents are placed in the respective bucket. Following are different Bucket Aggregation:
● Date Histogram
● Date Range
● Filters
● Histogram
● IPv4 Range
● Range
● Terms
● Significant Terms


10) What is Metric Aggregation in Kibana?

Metric Aggregation refers to the maths calculation done on the documents present in the bucket. For example if you choose a number field the metric calculation you can do on it is COUNT, SUM, MIN, MAX, AVERAGE etc.


 

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