Tableau вопросы и ответы для интервью
Вопрос 16. What is the purpose of Tableau Server?
Tableau Server is a platform that allows organizations to publish, share, and collaborate on Tableau content. It provides a centralized location for storing and managing Tableau workbooks and dashboards, making it easier for users to access and interact with the data.
Вопрос 17. How can you schedule data refresh in Tableau Server?
Data refresh in Tableau Server can be scheduled using the 'Refresh Schedules' option. Admins can set up schedules to refresh extracts at specified intervals, ensuring that the data remains up-to-date for users accessing Tableau Server.
Вопрос 18. What is the purpose of a Tableau Workbook (TWB) file?
A Tableau Workbook (TWB) file is a XML-based file that contains the information necessary to connect to a data source, define calculated fields, and organize the layout of worksheets and dashboards. It does not store the data itself but rather the metadata for the workbook.
Вопрос 19. How can you create a parameter in Tableau?
To create a parameter in Tableau, right-click on a blank space in the Data pane, select 'Create Parameter,' and define the parameter properties. Parameters allow users to create dynamic and interactive elements in the workbook.
Вопрос 20. What is the use of the Pages shelf in Tableau?
The Pages shelf in Tableau is used for creating animated visualizations over time. It allows users to analyze how data changes over a specified dimension (e.g., time) by creating a series of static visualizations that can be viewed sequentially.
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