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 A time stamp is a time value that is associated with a data value. True False True False ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A relationship is an association representing the interaction between attributes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A good identifier is which of the following? One that can change over time Can be null One that is unique Be intelligent One that can change over time Can be null One that is unique Be intelligent ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Which of the following conditions should exist if you want to convert a relationship to an associative entity? The resulting associative entity has no attributes. Some of the relationships for the participating entities are 'many'. The resulting associative entity has an independent meaning. All of these The resulting associative entity has no attributes. Some of the relationships for the participating entities are 'many'. The resulting associative entity has an independent meaning. All of these ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Multiple and binary relationships are the same thing. False True False True ANSWER DOWNLOAD EXAMIANS APP