You are creating a database to store temperature and wind data from national airport locations. Which of the following fields is the most likely candidate to use as the basis for a primary key in the Airport table?
A) address
B) city
C) airport code
D) state
E) day
Question 2
Key differences between software and books include all of the following except
A) software contains more information than a book.
B) software is less easily inspected than a book.
C) software products are more easily compared to each other than books.
D) software is understood to be more fallible than a book.
E) it is more difficult to inspect software for flaws.
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