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 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? Weak entity Derived attribute Optional one cardinality Multi-valued attribute Weak entity Derived attribute Optional one cardinality Multi-valued attribute ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization When the minimum and maximum number of instances of an entity is one, you know which of the following? Optional one Mandatory many Mandatory one Cannot tell Optional one Mandatory many Mandatory one Cannot tell ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A good business rule is which of the following? Compound Redundant Imprecise Declarative Compound Redundant Imprecise Declarative 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 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 The resulting associative entity has no attributes. Some of the relationships for the participating entities are 'many'. ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A derived attribute is an attribute whose values can be calculated from a related relationship. True False True False ANSWER DOWNLOAD EXAMIANS APP
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