Knowledge check

To check your knowledge of this chapter, here are a few questions that this chapter’s material will help you answer. The questions that have been selected aren’t intended to trick you but to provide you with a learning benchmark to give you a foundational understanding to help prepare you for the exam. The answers are marked in italics:

1. The TRIM function provides the combined capabilities of the LTRIM and RTRIM functions.
   1. True
   2. False
2. How can you verify the validity of a calculation in the calculation editor?
   1. Tableau understands your entries in calculation and will automate a calculation if one cannot be found.
   2. There is an indicator at the bottom of the calculation editor that informs a user whether a calculation is valid.
   3. There is no way to test a calculation unless it is added to a visualization.
3. According to Tableau’s order of operations, which LOD calculation is the most powerful?
   1. Parameters
   2. Excluded
   3. Fixed
   4. Include
   5. None of these
4. What...