Final Assessment

Industrial Electrical & SCADA Final Quiz

Twenty-question final knowledge check covering the complete Industrial Electrical & SCADA Academy.

1. A PLC stop command is equivalent to safe electrical isolation. True False

2. A 4–20 mA signal provides a live zero that can help detect a broken loop. True False

3. Ping proves that a Modbus TCP application is operating correctly. True False

4. DNP3 quality flags and timestamps are important parts of the data. True False

5. A VSD should be selected only from motor kilowatts. True False

6. A motor output LED proves the final motor is running. True False

7. SCADA alarms should normally require a defined operator action. True False

8. A backup is fully trusted only after restoration has been tested. True False

9. RS-485 networks are generally best wired as an uncontrolled star. True False

10. A pump can have an electrical fault-free motor but poor hydraulic performance. True False

11. Online PLC forces should be logged and removed before handover. True False

12. Wonderware graphics should prioritise clear process state over decorative animation. True False

13. The default gateway is always required for two devices in the same subnet to communicate. True False

14. A loop check proves the complete signal path more fully than bench calibration alone. True False

15. Intermittent faults should be investigated using synchronized logs and timestamps. True False

16. DNP3 event buffering should be tested through a communications outage. True False

17. A single current reading is always enough for motor condition assessment. True False

18. Modbus register addressing can differ by one between documentation and software. True False

19. Cybersecurity segmentation is irrelevant to operational technology. True False

20. The final proof of a repair includes normal operation and protective-function testing. True False