Free TDS-C01 Exam Braindumps (page: 3)

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Which of the following would you use to connect to multiple tables in a single data source at once?

  1. A Blend
  2. A Hierarchy
  3. A Set
  4. A Join

Answer(s): D

Explanation:

The data that you analyze in Tableau is often made up of a collection of tables that are related by specific fields (that is, columns). Joining is a method for combining data on based on those common fields. The result of combining data using a join is a virtual table that is typically extended horizontally by adding columns of data.

For example, consider the following two tables originating from a single data source:

We can combine these 2 tables, simply by joining the tables on ID to answer questions like, "How much was paid in royalties for authors from a given publisher?". By combining tables using a join, you can view and use related data from different tables in your analysis.


Reference:

https://help.tableau.com/current/pro/desktop/en-us/joining_tables.htm



What is the minimum amount of RAM recommended for any production use of Tableau Server?

  1. 8GB
  2. 16GB
  3. 32GB
  4. 64GB

Answer(s): C

Explanation:

The computer on which you are installing or upgrading Tableau Server must meet the minimum hardware requirements. If the Setup program determines that your computer does not meet the following requirements, you will not be able to install Tableau Server.
These minimum requirements are appropriate for a computer that you use for prototyping and testing of Tableau Server. They apply to single-node installations and to each computer in a distributed installation.


Reference:

https://help.tableau.com/current/server/en-us/server_hardware_min.htm



Which of the following chart type makes use of 'binned' data?

  1. Gantt Chart
  2. Bullet chart
  3. Histogram
  4. Treemaps

Answer(s): C

Explanation:

A histogram is a chart that displays the shape of a distribution. A histogram looks like a bar chart but groups values for a continuous measure into ranges, or bins.


Reference:

https://help.tableau.com/current/pro/desktop/en-us/buildexamples_histogram.htm



True or False: Trend lines can only be used with numeric or date fields

  1. True
  2. False

Answer(s): B

Explanation:

You can show trend lines in a visualization to highlight trends in your data.
To add trend lines to a view, both axes must contain a field that can be interpreted as a number. For example, you cannot add a trend line to a view that has the Product Category dimension, which contains strings, on the Columns shelf and the Profit measure on the Rows shelf.
However, you can add a trend line to a view of sales over time because both sales and time can be interpreted as numeric values.


Reference:

https://help.tableau.com/current/pro/desktop/en-us/trendlines_add.htm






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