What Is a Functional Dependency? Give an Example Not Used

question 42

Essay

What is a functional dependency? Give an example not used in the text.

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Definitions:

Deposit Slip

A slip accompanying a bank deposit and containing an itemized list of checks or cash deposited, the date, and the depositor’s signature.

Cash

Money in the form of bills or coins, used as a medium of exchange for goods and services.

Write "VOID"

An action taken to invalidate a document or cheque by writing the word "VOID" across it.

Mobile Banking

A banking method that allows the bank customer to perform banking actions on his or her cell phone or other mobile device.