Basic Tableau Questions

These are the mostly asked interview questions by many companies..

Q1. What is Tableau Software?

Ans.  Its a american computer software company having headquatered in Seattle, Washington. It produce a family of interactive data visualization products focused on business intelligence.  

Q2. How To remove the All options from a Tableau auto-filter ?

Ans.  Right click filter, customize, uncheck show all option.

Q3. What is Left Join?

Ans. Left join specifies that the join the two tables should be left join. It uses before the word join. The resulting table only contain the combination among two tables with the full data set from the first table. 

Q4. Define Blending axes?

Ans.  Blending axes is most when we are comparing measures that have a similar scale and units. If the scales of the two measures are drastically different the trends may be distorted.

Q5. How many ways we can use parameters in Tableau?

Ans. We can use parameters in many ways like with filters ,calculated fields ,actions, measure-swap, changing views and auto updates.

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