Observe the ER Diagram for the ABC Retailer: ABC RETAILER (ERD) PromolD PromoName Date ProductID Description PROMOTION Associatedwith PRODUCT BelongsTo BrandID BRAND BrandName Which of the following is true according to the ABC Retailer ER diagram O Some products belong to no brands Some brands have no products None of the answers All of the answers O Every product is associated with a promotion

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Observe the ER Diagram for the ABC Retailer:
ABC RETAILER (ERD)
PromoID
PromoName
Date
ProductID
Description
PROMOTION
Associatedwith
PRODUCT
BelongsTo
BrandID
BRAND
BrandName
Which of the following is true according to the ABC Retailer ER diagram?
O Some products belong to no brands
O Some brands have no products
O None of the answers
O All of the answers
O Every product is associated with a promotion
Transcribed Image Text:Observe the ER Diagram for the ABC Retailer: ABC RETAILER (ERD) PromoID PromoName Date ProductID Description PROMOTION Associatedwith PRODUCT BelongsTo BrandID BRAND BrandName Which of the following is true according to the ABC Retailer ER diagram? O Some products belong to no brands O Some brands have no products O None of the answers O All of the answers O Every product is associated with a promotion
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