Use the following business rules to create a crow's foot erd. write all appropriate connectivities and cardinalities in the erd. a department employs many employees, but each employee is employed by only one department. some employees, known as "rovers," are not assigned to any department. a division operates many departments, but each department is operated by only one division. an employee may be assigned many projects, and a project may have many employees assigned to it. a project must have at least one employee assigned to it. one of the employees manages each department, and each department is managed by only one employee. one of the employees runs each division, and each division is run by only one employee. to upload and submit your assignment, click the choose file button below to find and select your saved document. make sure that the file is saved with your last name in the file name. (example: ch4_problem1_jones. doc)

it is much more convenient for the consumer to order something online, rather than going to a store. it saves them time and money for them, especially if that item is not accessed easily.

a  social news website  is an  internet  website  that features  user-posted stories. such stories are ranked based on popularity, as voted on by other users of the site or by website administrators. users typically comment online on the news posts and these comments may also be ranked in popularity. since their emergence with the birth of  web 2.0, social news sites have been used to link many types of information, including news, humor, support, and discussion. all such websites allow the users to submit content and each site differs in how the content is moderated. on the  slashdot  and  fark  websites,  administrators  decide which articles are selected for the front page. on  reddit  and  digg, the articles that get the most votes from the community of users will make it to the front page. many social news websites also feature an online comment system, where users discuss the issues raised in an article. some of these sites have also applied their voting system to the comments, so that the most popular comments are displayed first. some social news websites also have a  social networking  function, in that users can set up a user profile and follow other users' online activity on the website.