Your assignment is to read the following scenarios, then create correct and proper E-R diagrams that accurately model the scenario as presented.
1. Farmer Bob, Farmer Jane and Farmer Jose run a cow farming co-op. For every cow they keep the cow's name, age (or date of birth), breed and numbered plastic ear tag. The each of the three farmers own many cows and share some of the cows with one another.
2. A travel agency is frequently asked questions about tourist destinations. For example, customers want to know details of the monthly climate (avg temp, humidity and precipitation for each month), population, and languages spoken in each location. They also often request fly time and distance between two cities.