1. List and give an example of the three types of binary relationships other than the ones used in this book. Draw both a traditional E-R diagram and an IE Crow's Foot E-R diagram for each.
2. Define the terms maximum cardinality and minimum cardinality.
3. Draw an IE Crow's Foot E-R diagram for the entities DEPARTMENT and EMPLOYEE and the 1:N relationship between them. Assume that a DEPARTMENT does not need to have an EMPLOYEE, but that every EMPLOYEE is assigned to a DEPARTMENT. Include appropriate identifiers and attributes for each entity.