Q36-Q42 refer to the schema depicted below. Click here to op…

Q36-Q42 refer to the schema depicted below. Click here to open in a new tab.You will need to use table department, student, professor, course, ta_assignment. For your convenience, the data rational model is attached here (underlined attributes are the primary keys (PKs); attributes in italic are foreign keys (FKs)).

Information for questions 1-3 The following table has data a…

Information for questions 1-3 The following table has data about three countries: A, B, and the U.S. It lists the three countries’ nominal GDP per capita and PPP-adjusted GDP / capita. Countries A and B use their own currencies (we can call them A$ and B$), but we have no information about any exchange rates among these three currencies. All values on the table have already been converted to US$, so they can be compared. You can, and should, compare values that are all in U.S. dollars. GDPs of three countries Country Nominal GDP / capita (in US$) PPP-adjusted GDP / capita (in US$) Country A $ 15,000 $ 28,000 Country B $ 20,000 $ 22,000 U.S. $ 60,000 $ 60,000 Note that the U.S.’s nominal and PPP-adjusted GDP/capita are the same. This is because