Examlex
A missing value is called a null value.
Tax Revenue
The income collected by governments through the imposition of taxes on goods, income, and activities.
Red Cars
Vehicles painted in a red hue, often associated with speed, attractiveness, or higher insurance rates due to perceived risk.
Subsidy
Financial assistance granted by the government or a public body to help an industry or business keep prices low or to encourage development.
Government Payment
Financial transfers from the government to individuals, businesses, or other entities, often in the form of subsidies, benefits, or grants.
Q21: An information system is a set of
Q22: A characteristic of a relation is that
Q24: A table with columns PhoneNumber01,PhoneNumber02,and PhoneNumber03 is
Q29: Which of the following does a User
Q36: A null value in a column may
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Q89: Which of the following is not a
Q96: An entity class is described by the