Given Only the Following Excerpt of an E-R Model

question 49

Multiple Choice

Given only the following excerpt of an E-R model:

Which of the following is known to be true?

• A) There are more instances of ENTITY A than there are instances of ENTITY B in the user's environment.
• B) A single instance of ENTITY B may be related to many instances of ENTITY A.
• C) A single instance of ENTITY A must be related to many instances of ENTITY B.
• D) ENTITY A has a minimum cardinality of one.
• E) The degree of the relationship is "many."

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Definitions:

Sex Differences

Variations in characteristics or behaviors between males and females, often influenced by biological, genetic, or cultural factors.

Mental Abilities

Refers to the various functions of the mind, including perception, memory, reasoning, and problem-solving.

Culture-Fair Tests

Assessments designed to minimize bias from cultural or social differences, aiming for fairness across diverse groups.

Performance Tests

Exams or assessments designed to evaluate a person's ability to perform tasks or react to scenarios in real-time, rather than through written or oral answers.