CIS336 Quiz 1 100% Correct Answers
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(TCO 3) Normalization works through a series of stages called normal forms. Typically _________ stages must be completed before a table can be considered normalized. (TCO 3) The conflicts between design efficiency, information requirements, and processing speed are often resolved through (TCO 3) The PK must uniquely identify each entity instance. A primary key must be able to guarantee unique values. It cannot contain nulls. This rationale belongs to (TCO 9) The SQL command that lets you insert data into a table, one row at a time, is _____________. (TCO 4) Which command is used to restore the table's contents to their default values? (TCO 4) Which of the following SQL commands would alter the table DEVRY and add a foreign key that references the CITY table? (TCO 4) The SQL command that lets you save your work to disk, is ___________ (TCO 9) If the INSERT INTO command is used to insert data values that violate an existing constraint in a table, which of the following will happen? (TCO 3) Explain under what circumstances a partial dependency can exist in a database.