Which of the Following Is Not True About Representing Subtypes

question 78

Multiple Choice

Which of the following is not true about representing subtypes in a relational database design?

• A)One table is created for the supertype and one for each subtype.
• B)All of the attributes of the supertype are added to the subtype relations.
• C)The key of the supertype is made the key of the subtypes.
• D)A subtype and its supertype are representations of the same underlying table.
• E)An instance of the supertype may be related to one instance each of several subtypes.

Understand the calculations involved in determining net float and the implications for cash management.

Understand methods to decrease a firm’s collection time.

Recognize the best cash management practices for firms with multiple offices and national customers.

Identify various motives for holding cash and the associated benefits.

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Definitions:

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