Question

Which statement about filtering between the segments of a line is correct?

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Answer

D — Segment couplers introduce filtering between different segments of a line, which does not exist with TP line repeaters.

Correct: providing inter-segment filtering - absent in TP repeaters - was one reason for segment couplers.

All proposed choices (exam context)
  1. A.TP line repeaters filter between segments, so segment couplers were unnecessary.
  2. B.Neither repeaters nor segment couplers can filter within a line.
  3. C.Filtering between segments only works over an IP backbone.
  4. D.Segment couplers introduce filtering between different segments of a line, which does not exist with TP line repeaters.✓
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