When Constructing an ERD from a Problem Narrative

question 67

Multiple Choice

When constructing an ERD from a problem narrative:

• A) You can derive relationships but not cardinalities from the narrative
• B) You can derive cardinalities but not relationships from the narrative
• C) You can usually derive both relationships and cardinalities from the narrative, but sometimes they are incomplete
• D) None of the above

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Definitions:

Psychokinesis

The purported skill to shift items solely through mental concentration.

Parapsychologists

Scientists who study paranormal phenomena, including psychic abilities and experiences.

Clairvoyants

are individuals who claim to have the ability to gain information about an object, person, location, or physical event through extrasensory perception.

Telepaths

Individuals who are believed or claimed to be able to communicate with others through telepathy, the direct transmission of thought from one mind to another.