When Representing a 1:1 Relationship in a Relational Database Design,________

question 10

Multiple Choice

When representing a 1:1 relationship in a relational database design,________.

• A)the key of each table must be placed as foreign keys into the other
• B)the key of either table may be placed as a foreign key into the other
• C)the key of both tables must be the same
• D)the intersection table gets the key from both relations

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Definitions:

Disintermediation

The removal of intermediaries from a supply chain or business process, often through direct transactions between producers and consumers facilitated by digital technologies.

Porter's Five Forces

A framework for analyzing the competitive forces within an industry, including competition, potential entrants, substitute products, bargaining power of suppliers, and bargaining power of customers.

WAN

A Wide Area Network is a telecom network that spans a vast geographic area, mainly designed for connecting computers.

LAN

A Local Area Network is a computer network that interconnects computers within a limited area such as a residence, school, laboratory, or office building.