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CompTIA

JK0-019 · Question #573

Which of the following mediums is circuit switched?

The correct answer is A. PSTN. See the full explanation below for the reasoning.

Question

Which of the following mediums is circuit switched?

Options

  • APSTN
  • BATM
  • CFrame relay
  • DMPLS

How the community answered

(37 responses)
  • A
    81% (30)
  • B
    5% (2)
  • C
    11% (4)
  • D
    3% (1)

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Full JK0-019 Practice