Luca Is the Database Administrator for a City Parks and Recreation

question 48

Multiple Choice

Luca is the database administrator for a city parks and recreation department.  The department routinely uses community college interns to process applications and registration for the department's programs.It is important that the user interface minimize user input errors as much as possible.
-Luca needs to use a VBA function in his code to return a value of True if the Paid field has no data or a value of False if the Paid field is not empty.Which VBA function should Luca use?

• A)IsPaid
• B)IsNum
• C)IsNull
• D)IsBound

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Definitions:

Monopoly

Market situation in which a single seller dominates trade in a good or service for which buyers can find no close substitutes.

Less-developed Countries

Nations with a lower standard of living, underdeveloped industrial base, and low Human Development Index (HDI) relative to other countries.

Lucrative Market

A market segment in which a company can generate substantial profits due to high demand or superior positioning.

International Trade

The exchange of goods and services between countries, which can involve imports, exports, and the balance of trade.