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PSP · Question #61

WANs used which protocol developed by the Consultative Committee for International Telephone and Telegraph.

The correct answer is A. X.25. See the full explanation below for the reasoning.

Question

WANs used which protocol developed by the Consultative Committee for International Telephone and Telegraph.

Options

  • AX.25
  • BXA.10
  • CCXA 1.23
  • DX.20

How the community answered

(50 responses)
  • A
    80% (40)
  • B
    6% (3)
  • C
    2% (1)
  • D
    12% (6)

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