Suppose You Have Created a Data Model for an Airline

question 97

Multiple Choice

Suppose you have created a data model for an airline based on a variety of forms,reports,user interviews,data sources,etc.Your client comes forward with a new desired report that includes passenger weights and a relationship between passengers and employees,neither of which is in your E-R diagram.You should ________.

• A)create a new,separate E-R diagram with just the new information
• B)add the relationship and the weight attribute to the existing data model
• C)add the relationship but not the weight attribute
• D)add the weight attribute but not the relationship