Modeling Data in the Organization An oval represents which of the following in an ERD? Attribute Optional One Relationship Entity Attribute Optional One Relationship Entity ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Business rules and policies are universal. True False True False 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? Mandatory one Mandatory many Optional one Cannot tell Mandatory one Mandatory many Optional one Cannot tell 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? Derived attribute Multi-valued attribute Weak entity Optional one cardinality Derived attribute Multi-valued attribute Weak entity Optional one cardinality 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 A ternary relationship involves how many entities? 3 More than 3 3 or less 3 or more 3 More than 3 3 or less 3 or more ANSWER DOWNLOAD EXAMIANS APP
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