Examlex
The top-down approach to data modeling derives the business rules for a data model from an intimate understanding of the nature of the business.
Labor
The physical and mental effort used in the production of goods and services.
Capital
Resources or assets that are used in the production of goods and services, including physical assets like machinery and buildings, and intangible assets like patents.
Fixed-Proportion
A production process in which the inputs are used in fixed ratios, with no substitution possible between them.
Perfect Substitutes
Goods or services that can be used in exactly the same way, where the consumer is indifferent between the two and will choose the cheaper one.
Q36: A collection of entities that share common
Q49: A foreign key in a relation that
Q66: An _ is a single occurrence of
Q69: The top-down approach to data modeling derives
Q70: _ refers to a human-computer interaction method
Q91: _,_,and _ are three types of system
Q94: A ternary relationship is a relationship between
Q117: A _ is a relationship between the
Q140: Which of the following is not one
Q150: A relation that contains a minimum amount