-- card: 39204 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 2707
-- name: #140
----- HyperTalk script -----
on openCard
  global group,rightone
  put 12 into group
  put "A" into rightone
  pass openCard
end openCard



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Question #140

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N2B07  What is simplex operation?



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Transmitting and receiving on the same frequency

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Transmitting and receiving over a wide area

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Transmitting on one frequency and receiving on another

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Transmitting one-way communication

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Correct answer is A

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ARRL Operating Manual Chapter 11