Examlex
Like HTML, all markup languages use _________in order to define data elements for display and other purposes.
Field Input Devices
Equipment or sensors that capture and transmit data from the external environment into a processing system for analysis and action.
Output Devices
Output devices are hardware components used to communicate the results of data processing carried out by a computer system to the user or another machine, including printers, monitors, and speakers.
Ladder Logic
A programming methodology utilizing symbols resembling electrical relay diagrams to control industrial and mechanical processes.
I/O Points
Reference to Input/Output points on a device like a PLC, where external devices are connected for data exchange.
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