Examlex
Connectivities and cardinalities are established by concise statements known as business rules.
Mass Transit
Public transportation systems designed to move large numbers of people efficiently via buses, trains, subways, and other modes of transport.
Price Elasticity
A gauge of the responsiveness of the quantity of a good supplied or sought after to fluctuations in its price.
Equilibrium Point
A state in a market where the supply of goods matches demand, resulting in stable prices and quantities.
Q29: In an INSERT command, a user can
Q34: The hierarchical data model was developed in
Q38: Nonoverlapping subtypes are subtypes that contain a(n)
Q58: Cursors are held in a reserved memory
Q58: A verb associating two nouns in a
Q60: The clause is used to restrict the
Q65: The , also known as the information
Q65: To avoid nulls, some designers use special
Q74: In the original Chen notation, each attribute
Q94: A join returns rows with matching values