HSC Information And Digital Technology (VET) Practice Questions - HSC Information And Digital Technology (VET) (NSW Higher School Certificate, Year 12) Exam

What is the primary function of a Residual Current Device (RCD) installed on electrical circuits in an ICT workshop?

To quickly disconnect electricity when an earth leakage current is detected to prevent electrocution To regulate incoming AC voltage spikes and maintain constant network throughput To prevent computer hardware components from overheating during intense processing tasks To store backup battery power during long-term mains power blackouts

Correct Answer:

To quickly disconnect electricity when an earth leakage current is detected to prevent electrocution

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