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 A derived attribute is an attribute whose values can be calculated from a related relationship. False True False True ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization An oval represents which of the following in an ERD? Optional One Entity Attribute Relationship Optional One Entity Attribute Relationship ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization When the minimum number of instances of an entity is one, you know which of the following? Cannot tell Mandatory one Mandatory many Optional one Cannot tell Mandatory one Mandatory many Optional one ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Cardinality specifies the number of instances of one entity that can be associated with each instance of another entity. False True False True ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A logical representation of the data for an organization or for a business area is known as an entity-relationship model. True False True False ANSWER DOWNLOAD EXAMIANS APP
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