Question
SQL A. It is legitimate for two records to have the same primary key as long as at least one other attribute differs. (T/F) TRUE
SQL
A. It is legitimate for two records to have the same primary key as long as at least one other attribute differs. (T/F)
TRUE
FALSE
B. What are the levels of data abstraction? (Select all that apply.)
Physical level
Byte level
Logical level
View level
Report level
C. Query languages are object-oriented, non-procedural languages. (T/F)
TRUE
FALSE
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Intranet And Web Databases For Dummies
Authors: Paul Litwin
1st Edition
0764502212, 9780764502217
