Explain the difference between maximum and minimum cardinality
What will be an ideal response?
Cardinality is the number of entities that can be involved in a relationship. There can be both a maximum and minimum constraint on cardinality. The maximum number of entities that can be involved in a relationship is known as maximum cardinality. Constraints on minimum requirements (minimum entities) are called minimum cardinalities.
Business
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A technological advancement that does NOT need direct line of sight to be read and that provides for low-cost tracking and security enhancements by using radio waves is called _______.
Fill in the blank(s) with the appropriate word(s).
Business
How did September 11, 2001, change the communications approach of the Bush Administration?
What will be an ideal response?
Business