Modeling Data in the Organization An oval represents which of the following in an ERD? Optional One Attribute Entity Relationship Optional One Attribute Entity Relationship ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization No two attributes of the same entity type should have the same name. True False True False ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A binary relationship cannot be which of the following? Zero-to-Zero One-to-One Many-to-Many One-to-Many Zero-to-Zero One-to-One Many-to-Many One-to-Many ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization An attribute is a person, place, object, event in a user environment. True False True False ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization If there are two entities with a relationship between them, and one of the entities is completely dependent on the other, then which of the following must exist? Multi-valued attribute Weak entity Derived attribute Optional one cardinality Multi-valued attribute Weak entity Derived attribute Optional one cardinality ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Some business rules cannot be represented in common data modeling notation. True False True False ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS