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The DAC converts _____________

(a) Electrical signal to digital signal

(b) Digital signal to mechanical signal

(c) Digital signal to electrical signal

(d) Mechanical signal to electrical signal

I got this question in my homework.

This intriguing question originated from Instrumentation and Control in division Instrumentation and Control of Fermentation Technology

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Best answer
Right option is (c) Digital signal to electrical signal

For explanation: The Digital to Analogue Converter (DAC) converts a digital signal from the computer into an electrical signal in the form of voltage which is used to drive electrical equipment, e.g., a stirrer motor.

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