CIS 336 DeVry Week 2 Quiz Latest
CIS336
CIS 336 DeVry Week 2 Quiz Latest
Question 1. Question : (TCO 2) Which statement is FALSE regarding a primary key?
o Only parent tables must have a primary key.
o The values must be unique.
o It can be made up of multiple attributes.
o The value cannot be NULL.
Question 2. Question : (TCO 2) _____ integrity insures that the value of a foreign key must match a primary key value in the table to which it is related, or be null.
o Referential
o Entity
o Data
o Logical
Question 3. Question : (TCO 2) A verb associating two nouns in a business rule usually translates to a(n) ____ in the data model.
o entity
o attribute
o relationship
o constraint
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CIS 336 DeVry Week 2 Quiz Latest
CIS336
CIS 336 DeVry Week 2 Quiz Latest
Question 1. Question : (TCO 2) Which statement is FALSE regarding a primary key?
o Only parent tables must have a primary key.
o The values must be unique.
o It can be made up of multiple attributes.
o The value cannot be NULL.
Question 2. Question : (TCO 2) _____ integrity insures that the value of a foreign key must match a primary key value in the table to which it is related, or be null.
o Referential
o Entity
o Data
o Logical
Question 3. Question : (TCO 2) A verb associating two nouns in a business rule usually translates to a(n) ____ in the data model.
o entity
o attribute
o relationship
o constraint