Modeling Data in the Organization A rectangle represents which of the following in an ERD? Entity Attribute Relationship Optional One Entity Attribute Relationship Optional One ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A time stamp is a time value that is associated with a data value. False True False True ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Relationships cannot have attributes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization An attribute name should be which of the following? Singular verb or verb phrase Follow a standard format All of these Use a alias Singular verb or verb phrase Follow a standard format All of these Use a alias ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A relationship is which of the following? Property or characteristic of an entity Weak entity Link between entities A person, place, or thing Property or characteristic of an entity Weak entity Link between entities A person, place, or thing ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Business rules and policies are universal. False True False True ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS