When Transforming an E-R Data Model into a Relational Database

question 96

Multiple Choice

When transforming an E-R data model into a relational database design,the key of the parent entity should be placed as part of the primary key into the child entity ________.

• A)when the child entity is ID-dependent
• B)when the child entity is non-ID-dependent
• C)when the child entity has a 1:1 relationship with the parent entity
• D)when the child entity has a 1:N relationship with the parent entity
• E)when the child entity has a recursive relationship with the parent entity

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Definitions:

Textile Products

Goods produced by weaving, knitting, or felting fibers, including clothing, towels, and bedding.

North American Free Trade Agreement

A trilateral trade block agreement made by Canada, Mexico, and the United States to reduce trading costs and increase business investments.

Infant Industries

Industries in their early stage of development, which may be protected by the government from international competition to allow them to grow.