CENTRAL SCHOOL LIBRARY Observe the ER Diagram for the CENTRAL SCHOOL LIBRARY

question 71

Multiple Choice

CENTRAL SCHOOL LIBRARY
Observe the ER diagram for the CENTRAL SCHOOL LIBRARY

-How many foreign keys in the relational schema mapped from the Central School Library ER diagram serve as a component of a primary key?

• A)0
• B)1
• C)2

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Definitions:

Unrealized Loss

A loss that results from holding onto an asset that has decreased in price, but has not yet been sold or liquidated.

Income Statement

A financial statement that shows a company's revenue and expenses over a specific period, culminating in net income.

Net Trading Securities

The total value of securities held for trading purposes by a firm, after deducting any liabilities associated with these securities.

Temporary Investments

Short-term investments made by companies to earn a return on idle cash, often maturing in one year or less.