An intelligent key is a business code whose structure communicates data about an entity instance (such as its classification, size or other properties).
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Q60: The data model is metadata - that
Q61: The value of a key should not
Q62: The value of a key can change
Q63: The value of a key can be
Q64: Controls must be installed to ensure that
Q66: The authors of your textbook recommend the
Q67: Some experts suggest that you avoid the
Q68: Serial codes assign sequentially generated numbers to
Q69: Alphabetic codes use finite combinations of letters
Q70: In significant position codes, each digit or
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