1. Industrial control systems are computer-controlled systems that monitor and control industrial processes that exist in physical world.
2. SCADA stands for supervisory control and data acquisition. It is an industrial control system where a computer system monitoring & controlling a process.
3. Collecting of the information, transferring it back to the central site, carrying out any necessary analysis and control and then displaying that information on several operator screens or displays control actions are then conveyed back to the process.
4. Industrial processes means manufacturing, production, power generation, fabrication, refining and may run in continuous batch or discrete mode.
SCADA engineers are in charge of all communication channels' maintenance and functioning. These link computers to devices that can be managed from afar. SCADA systems are used to automate operations, and they can collect and monitor data from remote equipment.