-- card: 116761 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #385
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on openCard
  global group,rightone
  put 36 into group
  put "A" into rightone
  pass openCard
end openCard



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Question #36

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4BH-4.2 What is the term used to describe a "spread spectrum communications system" where the center frequency of a conventional carrier is altered many times per second in accordance with a pseudo-random list of channels?

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Frequency hopping

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Direct sequence

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Time-domain frequency modulation

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Frequency compandored spread spectrum

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Correct answer is A