The SQL keyword TOP ________.
A) limits the number of columns retrieved from a table
B) limits the number of rows retrieved from a table
C) limits the number of tables retrieved from a database
D) A and C
Correct Answer:
Verified
Q70: Anomalies caused by functional dependencies can be
Q71: An advantage of denormalization is _.
A)faster updating
B)faster
Q72: During the second step of assessing table
Q73: The defining characteristic of BCNF is that
Q74: For a number of reasons,_ is not
Q76: Read-only databases are used for _.
A)updating
B)querying
C)data entry
D)user
Q77: The disadvantages of normalization include _.
A)the elimination
Q78: To count the number of rows in
Q79: The advantages of normalization include _.
A)the elimination
Q80: To limit the number of rows retrieved
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