Is InstructorLastName a candidate key along with InstructorID in the Instructors table? a. Yes, InstructorLastName could be
Question:
Is InstructorLastName a candidate key along with InstructorID in the Instructors table?
a. Yes, InstructorLastName could be used as a key field because no one instructor has the same last name.
b. No, InstructorLastName could not be a key field because an instructor might join the team with the same last name as another instructor, such as a sibling.
c. Yes, InstructorLastName could be used as a key field as long as it was spelled correctly.
d. Yes, InstructorLastName could be used along with InstructorFirstName as a compound key field.
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The correct answer is b No InstructorLastName could not be a key field ...View the full answer
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Related Book For 
Concepts Of Database Management
ISBN: 9780357422083
10th Edition
Authors: Lisa Friedrichsen, Lisa Ruffolo, Ellen Monk, Joy L. Starks, Philip J. Pratt
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