Data Is Accessed in a Database by Sending Messages Called

question 56

True/False

Data is accessed in a database by sending messages called "protocols," which request data from specific records and/or fields and direct the computer to display the results.

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Definitions:

Commissioning

The process of verifying and checking that a new or modified system performs according to its design specifications and requirements before full operation.

I/O Module

A plug-in assembly, containing two or more identical input or output circuits, that contain the connections between a processor and connected devices.

Analog Modules

Components of an automation system that handle analog signals, converting between physical real-world analog inputs and outputs and their digital representations.

Process Field Devices

Instruments and sensors located in the field or the physical process area, used for measuring and controlling variables such as temperature and pressure.