For Database Development,a Challenge to the Relational Model and the Use

question 7

Multiple Choice

For database development,a challenge to the relational model and the use of SQL is known as ________.

• A)the Web services movement
• B)the NoSQL movement
• C)the SOAP movement
• D)the XML movement

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Definitions:

Sell

The act of giving or handing over something in exchange for money.

Contribution Margin

The difference between sales revenue and variable costs, indicating how much revenue contributes to covering fixed costs and generating profit.

Relevant Range

The range of activity within which the assumptions about fixed and variable cost behaviors are valid.

Sunk Cost

A past cost that has already been incurred and cannot be recovered, which should not influence future financial or business decisions.