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 An attribute name should be which of the following? Singular verb or verb phrase Follow a standard format Use a alias All of these Singular verb or verb phrase Follow a standard format Use a alias All of these 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? Cannot tell Optional one Mandatory many Mandatory one Cannot tell Optional one Mandatory many Mandatory one ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A time stamp is a time value that is associated with a data value. False True False True ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization A rectangle represents which of the following in an ERD? Optional One Relationship Entity Attribute Optional One Relationship Entity Attribute ANSWER DOWNLOAD EXAMIANS APP
Modeling Data in the Organization Some business rules cannot be represented in common data modeling notation. True False True False ANSWER DOWNLOAD EXAMIANS APP
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