Question $1$

the process of creating a high$-$level description of a database's contents that is

straightforward and natural for database users. The method generates a schema described

in a conceptual modeling notation, such as the Extended Entity$-$Relationship $($EER$)$ Data

Model or UML class diagrams, from information needs for the applications that will use the

database as input.

Conceptual Schema Design

Information Retrieval

Relational Database Design

Subject Matter Expert${}_{}$s???????????????isatermusedtodescribethenumberofentitiesthatcanbeconnectedtooneanotherthroughagivenrelationset.