Tableau Desktop Specialist Certification correctly answered rated A+ 2023

Tableau Desktop Specialist CertificationHow many rows of data appear in Tableau preview? - correct answer 1000 What is the data source page? - correct answer This is where you connect to a data source and see sheets from the data source (on left , shown) to bring into the join area. Drag or double click sheets to bring onto the canvas. What is a mark? - correct answer The shape used to represent data in the viz (bar, line, pie, etc) see "marks card" for full menu of marks features Dimensions - correct answer Qualitative or categorical data Measures - correct answer Quantitative data Remember the Undo button - correct answer Click to undo any action Best view for showing Trends over Time? - correct answer Best choices are line, area and bar charts, with time on the X-axis and the measure on the Y-axis. Note that area and bar charts treat data differently. Best view for Comparison and ranking? - correct answer Bar Charts are best Best view to show Correlations between measures? - correct answer Use a scatter plot Best view to show a Distribution of data? - correct answer Use a Box-and-whisker plot or histogram Part to whole - correct answer Avoid pie charts, use bar charts Geographical data - correct answer Use maps and add pie charts Connecting to data on a server - correct answer You will need your usual server login credentials and a driver for that server installed on the machine your connecting from Bullet chart - correct answer A bar chart with a reference line ideal for comparing actual and target numbers Metadata - correct answer Metadata such as data type and field names displayed in the data source. Tableau indicates number, date, string and geographic metadata by icon below each field name. You can How to manage metadata? - correct answer To edit metadata either click directly in the data source view or click the manage metadata button to (for example) change the data type or rename the field. Note that you cannot edit the table or remote field names. How do you refresh the data source while you work in Tableau? - correct answer Right Click the connection on the data pane (in a worksheet) and click "refresh". Tableau will automatically refresh the data each time you open the workbook. Tableau Desktop Workspace - correct answer This is where you Analyze and visualize your data. Remember that a field is... - correct answer Just the name of any dimension or measure in the data pane of a worksheet How to change dimensions to measures - correct answer Click and drag a dimension to the measures area, or vice versa Change default properties of a field - correct answer Right click the field and select "Default Properties" then change things like numbers format, colors or aggregation. These changes will work across all worksheets. However, if you make changes to field properties by right clicking a pill in the view, the changes only apply to that worksheet. How to create folders - correct answer When you right click a field in the data pane, do not confuse "Group By" (and then "folder) with the correct way to create a folder! To create a folder, right click a field