Data Flow Diagrams

question 40

Multiple Choice

Data flow diagrams

• A)depict logical tasks that are being performed, but not who is performing them
• B)illustrate the relationship between processes, and the documents that flow between them and trigger activities
• C)represent relationships between key elements of the computer system
• D)describe in detail the logic of the process

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Definitions:

Black Slavery

The forced labor and enslavement of African people and their descendants, predominantly in the Americas, from the 16th to the 19th century.

Portuguese

Relating to Portugal or its people, language, or culture.

Marco Polo's Travels

The journeys of the Venetian merchant and explorer Marco Polo in the late 13th century, which are famously documented in "The Travels of Marco Polo," describing his experiences in Asia.

Direct Trade

A commercial model that aims to reduce the number of intermediaries in the supply chain, often in an effort to ensure fairer prices for producers and closer relations between consumers and producers.