Explain the "No Change Over Time" Characteristic of a Primary

question 57

Essay

Explain the "no change over time" characteristic of a primary key.

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Definitions:

Credit Sales

Sales made on credit, allowing customers to purchase goods or services and pay at a later date.

Allowance for Doubtful Accounts

A contra-asset account that represents the estimated portion of accounts receivable which may not be collected due to customer defaults.

Bad Debt Expense

The cost recognized by a company because of the expectation that certain accounts receivable will not be collected.

Cost of Sales

refers to the direct costs attributable to the production of the goods sold in a company.