Get Hired - Ace Your Tableau Interview with These Must Know Question with Detail Explanation|Part1
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- Опубликовано: 16 апр 2023
- Hello Everyone,
In this #viralvideo we will go through in detail #mustwatch #tableauinterviewquestions with detailed Explaination. These questions are something you should definetly know.
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1. What is Tableau?
= Tableau is a Data visualization tool that allows us to connect to data data sources and generate results instantly.
2. What are the different Tableau products?
= Tableau Desktop = Development of Reports ( Licensed Product)
= Tableau Server = Physical Server(Install on Highly configured) - Tableau Admin
= Tableau Online = Cloud based application
= Tableau Reader =
= Tableau Public = anything that you publish here is publicly available to everyone in this platform. do not publishing any sensitive data.
2023 = Experience on Tableau(create workbook in tableau public) - Encourage - Play with Tableau
Definitely to know the difference b/w Tableau Desktop and Tableau Public.
= Tableau Mobile = the layout according to the mobile devices. ( Android and Ios)
= Tableau Prep =
3. What are the different data types in Tableau?
= string Functions
= Date Functions
= Date & Time Function
= Numeric Function
= Boolean
= Spatial Functions
4. What are the different types of joins in Tableau?
= LEFT, RIGHT, INNER, OUTER (to have your SQL also ready for each type of join)
SQL for 4 types of Joins - Expected output for that Join
5. How many maximum tables can you join in Tableau?
= 32
6. Name all of the types of filters available in Tableau?
7. What’s the order of operations for filters?
8. What are the components of a dashboard in Tableau?
9. What are the different connections you can make with your dataset?
= Live and Extract connection = Which type of connection have you used in your project - b
10.What is data aggregation and disaggregation in Tableau?
=
Region --- 400 Aggregated (SUM(SALES)) 100
N - 100
E - 100
S - 100
W - 100
11. What’s the rank function in Tableau?
DIFFERENCE B/W rank and Index()- Number generation on no of rows of data that is available
DENSE, UNIQUE,MODIFIED, PERCENTILE, RANK -- Lot of Importance in real time also
12. What’s the difference between data blending and data joining?
data from different sources - Excel, sql (Blending )
data from different tables - joins(Number of Joins available)
13. What’s the difference between a worksheet, dashboard, story, and a workbook in Tableau?
- Worksheet - Development (actually create your charts)
- Dashboard - Collection of worksheets(together Narrate a Situation or Scenario)
- Story Point - Worksheet / dashboard
- Tableau workbook - Report
How many dashboards/Reports you have - Cross check with the interviewer
14. What’s the difference between parameters and filters in Tableau?
15. What’s the difference between Tableau current and Previous Versions
16. What’s the difference between .twb and .twbx file extensions?
- Tableau workbook -- without the underlying data. - connected to the data source
- Packaged workbook - workbook along with underlying data is also save.
17. When would you use Extract connection over Live connection?
18. What is VIZQL?
19. What’s the point of a LOD calculation?
20. Is it better to use a custom SQL join or a Tableau-made join?
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Great video thank you so much. subscribed your channel please continue these videos ❤❤
Welcome to the channel 🤠
great work..helping many of us..
Really really great video almost 90% questions and ans you mentioned. Great job, similarly excited next part i. e scenario base. Billions Thanks
thank you
Great Video
Thanks Atul
Great video.Can you make separate video on SQl joins.
Thanks Rahul your videos very useful
Thanks Pavan
Anna, you are god gifted to us
🙏
Thankyou Rahul brother. its a great job.
Tks Vignesh Bhai
Tq for making the video brother
Tks Sowmith
Thank you so much Rahul bhai 🙂 🙏
Welcome Salma
When to use Joins and relationships?
Pls do one video on this.
Great video as always really helpful, could you make a video on how to troubleshoot common error when we establish data sources like cast error when we make a relationship in tableau
Sure Saurabh 🙂
19: 39 two new object added in latest version : data story and Einstein Discovery
Ok nice to know... It depends on version to version
@@TechiRahul Einstein Discovery is an Ai/ML tool ..hope in future you made an detailed video regarding new features that will help us to ace in interview
Bro please make a video on joins
Sure bro
14:57
q.5 32 tables
please do a video on 4th Question
Thank you brother 🙏
Welcome Sandeep 🤝
@@TechiRahul bro your insta ID ?? I want to discuss with you something