Which of the following amplifier is used in a digital to analog converter circuit?

Which of the following amplifier is used in a digital to analog converter circuit?

  1. a) Non-inverting amplifier
  2. b) Summer circuit
  3. c) Voltage follower circuit
  4. d) Difference amplifier circuit

From the BPSC Sub-Assistant Maintenance Engineer October 2022 – Written exam, question 34 of 103.

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