Modeling Data in the Organization A binary relationship is which of the following? A relationship between two attributes A relationship between two entities An attribute with two different relationships An entity with two different relationships A relationship between two attributes A relationship between two entities An attribute with two different relationships An entity with two different relationships ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A rectangle represents which of the following in an ERD? Relationship Optional One Attribute Entity Relationship Optional One Attribute Entity 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 Multiple and binary relationships are the same thing. True False True False ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A good identifier is which of the following? One that is unique One that can change over time Can be null Be intelligent One that is unique One that can change over time Can be null Be intelligent 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 Optional one Mandatory many Cannot tell Mandatory one Optional one Mandatory many ANSWER DOWNLOAD EXAMIANS APP