What does the term "cardinality" refer to in an ERD? 1. The information is stored in relation to a specific item. Maximum number of entity instances in a connection 3: The sum of an entity's main keys The sum of an entity's attributes

In a database, describe the representations of Identifying Relationships, Non-Identifying Relationships, and Non-Specific Relationships.

Explain what the Entity-Relationship model is and how it operates.

Can you give an example of an entity in the MiniMarket Warehouse Database, please input in the table like in the picture THANK YOUU

Describe the purpose and operation of an entity-relationship model.

Which of the following criteria would make an entity a weak entity? a.) If the primary key is not derived from the parent entity in the relationship b.) If the entity can exist without the entity with which it has a relationship c.) If the primary key of a related entity contains the primary key of the parent entity d.) If the entity has a primary key that is partially derived from the parent entity

For the following business rules, a sample ERD is provided below. • A painter can paint may paintings. Each painting is painted by only one painter. A gallery can exhibit many paintings. • A painter can exhibit paintings at more than one gallery at a time. • Each painting is exhibited in only one gallery. In the ERD below, an entity is missing a foreign key. Click on the entity that is missing the foreign key. PAINTER PAINTING PK Painter Num PK Painting Num Painter_LName paints но- Painter FName Painting Title FK Gallery Number Painter_Initial O is shown in GALLERY PK Gal Num Gal_Name Gal_Web

Describe what an entity-relationship model is and how it functions in your own words.