Modeling Data in the Organization Cardinality specifies the number of instances of one entity that can be associated with each instance of another entity. 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 Optional one cardinality Derived attribute Multi-valued attribute Weak entity Optional one cardinality Derived attribute Multi-valued attribute ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization An attribute is a person, place, object, event in a user environment. False True False True 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? Some of the relationships for the participating entities are 'many'. All of these The resulting associative entity has an independent meaning. The resulting associative entity has no attributes. Some of the relationships for the participating entities are 'many'. All of these The resulting associative entity has an independent meaning. The resulting associative entity has no attributes. ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A rectangle represents which of the following in an ERD? Attribute Entity Optional One Relationship Attribute Entity Optional One Relationship ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A ternary relationship involves how many entities? 3 or less More than 3 3 3 or more 3 or less More than 3 3 3 or more ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS