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Home Q & A Board Science-Related Homework Help Computer Studies
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Danli Danli
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7 years ago
An unknown or absent value is represented in a database as a(n):
A) Empty string
B) Null
C) Zero
D) All of the above
Textbook 
Hands-On Database

Hands-On Database


Edition: 2nd
Author:
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3 Replies
Computer Science Major @ The University of Texas at Austin
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Answer verified by a subject expert
VenturiaVenturia
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#1
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7 years ago
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Danli Author
wrote...
#2
7 years ago
This is exactly what was needed for the quiz, thank you
Computer Science Major @ The University of Texas at Austin
wrote...
#3
4 years ago
Thanks
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