A Data Flow Diagram (Or DFD)has Four Basic Elements

question 84

Multiple Choice

A data flow diagram (or DFD) has four basic elements.The flow of data between processes,data stores,and data sources and destinations is known as

• A)data sources and destinations.
• B)data flows.
• C)transformation processes.
• D)data stores.

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Definitions:

Price Level

An average of the current prices of goods and services in an economy, which can fluctuate with changes in production, demand, and inflation.

Laissez-Faire

An economic philosophy of free-market capitalism that opposes government intervention.

Great Depression

A severe worldwide economic downturn that took place during the 1930s.

Nominal GDP

Nominal GDP is the market value of all final goods and services produced within a country in a given period, measured in current prices.