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 one Cannot tell Mandatory many Optional one Mandatory one Cannot tell Mandatory many ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Some business rules cannot be represented in common data modeling notation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A rectangle represents which of the following in an ERD? Entity Attribute Optional One Relationship Entity Attribute Optional One Relationship ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A strong entity is an entity whose existence depends on some other entity type. False True False True ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization An attribute name should be which of the following? Use a alias Singular verb or verb phrase Follow a standard format All of these Use a alias Singular verb or verb phrase Follow a standard format All of these ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A good business rule is which of the following? Imprecise Redundant Compound Declarative Imprecise Redundant Compound Declarative ANSWER DOWNLOAD EXAMIANS APP
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