Below are two images showing two different data tables that…

Below are two images showing two different data tables that you wish to link together in Tableau.  What is the field that forms the basis of the relationship (linkage) between the two data tables in Tableau? Type your answer in the blank/box below, being careful not to make a spelling error when typing in the field name.  Type in the field name EXACTLY as it is shown below.  

You are using a computer system that asks you questions rega…

You are using a computer system that asks you questions regarding the characteristics of the whale that you are currently viewing/seeing.  When you have answered a sufficient number of questions, the system identifies the whale that you are viewing/seeing. A ___________________ is the system being used.

A company relies on a set of suppliers, where some suppliers…

A company relies on a set of suppliers, where some suppliers must receive components from others before they can start production. In certain cases, a group of suppliers may depend on one another in a way that forms a closed loop, meaning none of them can begin production. Given the suppliers list \((S)\) and the list of dependency relationships \((R)\), describe or write an algorithm to determine whether such a closed loop exists in the supply chain. Your solution must run in \(O(|S|+|R|)\).