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:

Vasospasm

A condition where blood vessels spasm, causing a narrowing of the vessels and reducing blood flow.

Elevated Human Chorionic Gonadotropin

Higher than normal levels of hCG, a hormone produced during pregnancy, which can indicate certain conditions like multiple pregnancies or a molar pregnancy.

Nulliparous

Describing a woman who has never given birth to a child.

Miscarriage

The spontaneous loss of a pregnancy before the fetus is able to survive outside the womb, typically before 20 weeks of gestation.