Data Science | Data Analyst| Interview Experience with Ans |Techknomatic|Tableau Experience
Hello Everyone,
In this video will discuss about #trending,#tableauinterviewquestions that are being repeatedly asked in many big and small companies.
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The roles applied were for #tableaudeveloper ,#dataanalyst, #datascience , in Techknomatic.
#tcsinterview ,#accentureinterview ,#capgeminiinterview ,#deloitte,
#novartis ,#cts #zensar, #viral
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Questions discussed in the video are below
Company: Techknomatic
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1.Tell me about yourself?
Ans: your Technical Roles and what do you do in a day.
2.What all are the database you have used?
Ans: Redshift,sqlserver,teradata,snowflake
3.Difference between Live and extract connection.
Ans: Live and extract. Incremental Refresh, identifying key column,
4.Explain file extensions..
Ans: twb,.twbx,.tde,.tbm,.tms
5.What file extension we use for extract files?
Ans: .tde
6.Explain types of filters.
Ans: What the
==filter is, what are the different types of filters we have,
==DSF
==NF
==QF
==CF
==SF
==CF
==HF
==LF
==CG
7.What all date functions you have used in your project?
==Import to have date data in dateformat.
8.Where we use the date functions like datediff, date trunc. ==day,month,year,week
9.Write the formula for date diff.
10.What will be the output for datetrunc(‘month’,today())
11.Explain MTD and YTD. (YOY)
==MTD - today == Year(order date)=Year(today)
12.What will be the outcome of below syntax?
If Region = ‘West’ then sum(sales) end
13.Have used data blending in your project?
----
14.Explain difference between data blending and join?
15.Have you use relationship in your project? Explain it.
16.Have you used table calculations? explain any 4.
17.What Errors you get when you write table calculation?
18.What is rank & different types of rank?
19.Tell me the rank and dense rank and specified rank for 6,9,9,14
==rank --1,2,2,4
==dense rank --1,2,2,3
==specified rank for 6,9,9,14 --1,3,3,4
==rank unique - 1,2,3,4
20.What is row level security?
1.Dashboard level, using DB level
21.What dashboard actions you have used? Explain.
Filter Action, URL Action, Highlight Action and Set Actions, and Parameter Action
22.Have you used LODs? Explain diff types of LODs.
----{Fixed, Include and Exclude Dimension : Sum(sales)}
23.Tell me the output of {fixed customer name : sales}
24.What are tableau server roles?
25.What was your table server role? Were you able to publish the report?
26.What error you get when publish the report in tableau server?
27.Can you add users in tableau server? Can you change the permissions for users?
28.
29.Tell me the output for below syntax
IF[order date]=max([order date]) then [sales] end
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