Irene Is Working on a Database That Stores Customer Data

question 93

Multiple Choice

Irene is working on a database that stores customer data and order information. The Customer Information Table holds customer information. A unique customer number serves as the primary key for this table. The Order Information Table holds order information. A unique order number serves as the primary key for this table. A customer only has one customer number but may have several order numbers. If Irene wants to establish a one-to-many relationship between the customer information table and the order information table, which of the following steps should she follow?

• A) Irene should include the primary key in the customer information table as a foreign key in the order information table.
• B) Irene should include the foreign key in the customer information table as a primary key in the order information table.
• C) Irene should include the primary key in the customer information table as a primary key in the order information table.
• D) Irene cannot establish a relationship between the two tables.

Understand how the proportion of the budget spent on an item affects its price elasticity of demand.

Identify the factors that do not affect the price elasticity of demand.

Understand the concept of cross-price elasticity of demand.

Learn how the price elasticity of demand varies with the type and characteristics of goods.

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Definitions:

Interpersonal Effectiveness

The ability to interact with others in a way that is both assertive and respectful, achieving personal goals while maintaining positive relationships.

Anticipatory Fear

Anxiety or fear that arises before facing a threatening situation or event, often leading to stress or avoidance behaviors.

Negative Fear

Unhelpful or harmful apprehensions that hinder personal growth or achievement.

Strategies

Plans of action designed to achieve long-term or overall aims and goals.