Kusto Query Language (KQL) Quiz

What is Kusto Query Language (KQL) used for?

• Designing video games

• Querying large datasets in Azure Data Explorer

• Writing code for websites

• Creating mobile applications

Which operator is used to filter data based on conditions in KQL?

• join

• summarize

• where

• extend

What is the purpose of the project operator in KQL?

• Grouping data

• Aggregating data

• Selecting specific columns

• Sorting data

Which clause is used to sort data in ascending or descending order in KQL?

• join

• order by

• where

• summarize

What kind of functions are used to summarize data in KQL?

• Time series functions

• Mathematical functions

• Aggregation functions

• String functions

Which operator is used to combine data from two tables in KQL?

• make-series

• summarize

• join

• extend

What is the best practice recommended for optimizing query performance in KQL?

• Select unnecessary columns

• Don't limit data early

• Use Proper Indexes

• Avoid testing and optimizing

What is the purpose of the summarize operator in KQL?

• Grouping data

• Filtering data

• Joining tables

• Sorting data

Which function is used for time series analysis in KQL?

• count()

• avg()

• extract()

• make-series

What does KQL allow for in terms of data manipulation?

• No data manipulation

• Parsing and transforming data

• Only basic filtering

• Only simple sorting