Author Question: A foreign key is ________. A) an attribute that is present in only one table B) a primary key ... (Read 75 times)

misspop · **on:** Jul 7, 2018

A foreign key is ________.

A) an attribute that is present in only one table
B) a primary key which appears as an attribute in a different table
C) a unique value or attribute that determines a primary key
D) a field, or a group of fields, that makes each record unique in a table

Question 2

For nonroutine decision making, senior managers rely on management information systems.

Indicate whether the statement is true or false