An Emerging M-Commerce Alternative Is near Field Communication (NFC) Technology

question 19

True/False

An emerging m-commerce alternative is Near Field Communication (NFC) technology, which uses x-rays to facilitate communication between devices.

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Definitions:

Holding Contacts

Contacts within a relay or starter that maintain the circuit's state even after the actuating force is removed.

Memory

A component or system in computing for storing data and instructions temporarily or permanently, necessary for executing programs.

Master Control

Master control is the main interface or mechanism through which a complex system, such as a machine or network of devices, is operated and managed.

Start Pushbutton

A control device used to initiate the operation of machinery or equipment.