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Database Redesign

Database Redesign
Some organizations take the stand that no application should ever employ the true name of a table.

True
False

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Database Redesign
Which SQL-92 standard SQL command can be used to change a table name?

RENAME TABLE
ALTER TABLE
None of these
CHANGE TABLE

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Database Redesign
Because of the importance of making data model changes correctly, many professionals are ________ about using an automated process for database redesign.

skeptical
ambivalent
optimistic
None of these

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Database Redesign
How can you find rows that do not match some specified condition?

NOT EXISTS
EXISTS
Double use of NOT EXISTS
None of these

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Database Redesign
The data model that is produced from reverse engineering is:

an internal model.
a logical model.
None of these
a conceptual model.

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Database Redesign
Information systems and organizations do not just influence each other; they create each other.

True
False

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