Case-Based Critical Thinking Questions Case 2-3

question 19

Multiple Choice

Case-Based Critical Thinking Questions Case 2-3
Syed and Marino Li own a small furniture consignment shop in Atlanta, GA. Syed is designing a database that will allow them to keep track of item information and seller information.  Each item is assigned to one seller; however, each seller may be assigned multiple items in the database. The database will contain the following information: item identification number, item description, seller code, condition of item, retail price of item, item quantity, date item received, condition of item, date the item is sold, the final sale price of the item, seller name, seller address, and seller contact information.  Using appropriate database design guidelines, answer the following questions.
Based on the information to be included in the database, what is the best way to avoid data redundancy in the database?

• A) store data for each field in only one table (excluding the common field)
• B) store data for each field in multiple tables (excluding the common field)
• C) create a composite primary key (including the common field)
• D) change field properties for all fields to require data input

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Definitions:

Pareto Optimality

A state of allocation of resources from which it is impossible to reallocate to make any one individual or preference criterion better off without making at least one individual or preference criterion worse off.

Voluntary Exchange

An economic transaction in which two parties agree to trade goods or services based on mutual consent.

Autographed Picture

A photograph signed by a celebrity or well-known person, often sought after by fans and collectors as a valuable or sentimental item.

Potentially Efficient

A state where resources could be allocated in a way that no one could be made better off without making someone else worse off.