7. What is the proper way to map (fix) a multivalued attribute? For example, suppose we have a multivalued attribute called "Skills that the entity EMPLOYEE possesses. Since an employee may have several skills, how do we map? (2) 8. Answer the following questions on normalization (4): A. What is a totally dependent field? B. Moving from 2NF to 3NF eliminates what anomalies? ERDs Draw an ERD using Astah. Include one non-key attribute (1.e, one attribute that is neither a FK nor a PK). You must display data type and length as well as not full fields (remember, this means you right-click the table, and select Extended Visibility options), Your data types should be appropriate. You may put all three of these in the same Astah file, on top of each other as we have done before. 1. At a local bank, an employee works in one department, and a department has many employees. (20) I 2. At the local electrical workers union, members belong to only one of several guilds A union member may have several skills (such as Basic Skills, Motors 1. Motors 2, etc.) that we must track: skills may obviously belong to many union members. Each employee skill has a certification date and certification grade (a number, such as 88.2). A guild may have many members. (20) how termine