Examlex
The number of entity types that participate in a Unary relationship is:
Per Capita Incomes
The mean income received by an individual in a specific region or nation, determined by dividing the sum of all incomes by the number of people.
Birth Rates
The number of live births per thousand of population per year.
Economic Growth
An increase in the amount of goods and services produced per head of the population over a period of time.
Population Density
The number of individuals living in a given area, typically expressed as persons per square kilometer or square mile.
Q31: What will be returned when the following
Q34: One of the roles of a database
Q42: A _ addresses whether an instance of
Q46: Which of the following is an entity
Q46: An iterative methodology that rapidly repeats the
Q48: List and explain 1ˢᵗ, 2ⁿᵈ, 3ʳᵈ, BCNF,
Q49: The SQL command used to populate tables
Q68: A business rule is a statement that
Q73: If multiple Boolean operators are used in
Q83: Why would you want to override automatic