You Are Given an E-R Diagram with Two Entities,ORDER and CUSTOMER,as

question 49

Multiple Choice

You are given an E-R diagram with two entities,ORDER and CUSTOMER,as shown above,and are asked to draw the relationship between them.If a given customer can place many orders and a given order can be placed by at most one customer,which of the following should be indicated in the relationship symbol between the two entities?

• A)N:M
• B)1:1
• C)1:N
• D)N:1

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Definitions:

Ketone Bodies

Metabolic products produced during fatty acid metabolism, used by some tissues as an energy source when glucose is not available.

Beta Oxidation

A metabolic process in which fatty acids are broken down in the mitochondria to generate acetyl-CoA, a substrate for the citric acid cycle.

Acetyl CoA

A critical molecule involved in metabolism, linking the breakdown of carbohydrates, fats, and proteins to energy production.

Oxaloacetate

A four-carbon molecule that participates in the citric acid cycle and gluconeogenesis within cells.