Question

Using Gigabit switches, how much faster can data be transmitted for line-crossing communication compared with a TP main/backbone line?

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Answer

C — About 100,000 times faster.

Correct: The source states data can be transmitted 100,000 times faster with Gigabit switches.

Source

KNX Basic Course Documentation — 3.18 — p. 83

All proposed choices (exam context)
  1. A.About 1,000 times faster.
  2. B.About 100 times faster.
  3. C.About 100,000 times faster.
  4. D.About 10 times faster.
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Last updated: 19 May 2026

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