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Bluetooth

Definition:

Bluetooth is a wireless protocol used for communication between two devices. Popular uses of Bluetooth include a wireless ear piece used to talk on a mobile phone and a wireless mouse used to control a computer. When setting up Bluetooth communication, both devices must go through a security process called pairing which grants permission for the two devices to communicate.

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Microsoft Excel

A spreadsheet application that allows you to analyze data by using tables, charts and formulas. Microsoft Excel is sold as a standalone product or as part of the Microsoft Office suite.