engineering recuitment MAHATRANSCO AE Electrical Mock Test Electrical and Electronics Measurements Data Acquisition System PLC SCADA
Which of the following is true about PLC and SCADA:
1
PLC is software and SCADA is hardware
2
PLC is hardware and SCADA is software
3
PLC and SCADA both are hardware
4
PLC and SCADA both are software
5
None of these