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What is the output of a digital to analog converter?

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What is the output of a digital to analog converter?

(a) Smooth continuous wave

(b) Stairstep wave

(c) Triangular waves

(d) Circular waves

I have been asked this question in an internship interview.

The query is from Data Conversion in division Digital Communication Techniques of Avionics

1 Answer

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Right answer is (b) Stairstep wave

Easiest explanation: The Digital to analog converter takes the binary number as an input and produces the analog voltage proportional to the binary number. These analog voltages represent specific analog voltage levels and have stairstep characters.

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