Question

Which statement about reflections of KNX RF signals is correct?

KNX BasicLearnKNX RF (Radio)Medium
Answer

A — Reflections can have both a positive and a negative effect

Correct: the source says reflections may be positive or negative depending on the situation.

All proposed choices (exam context)
  1. A.Reflections can have both a positive and a negative effect✓
  2. B.Reflections are always beneficial
  3. C.Reflections are always harmful
  4. D.Reflections never occur in the 868 MHz band
Full bank

Keep going with the full KNX Basic bank

Keep going with the full KNX Basic bank: unlimited timed mock exams, detailed answers, history. From €9 (one-time payment).

See pricing — from €9 →
Want more?

Continue KNX Basic practice

Related questions

Question from our independent practice bank. KNX Basic is a registered trademark of KNX Association, not affiliated with CertifBus.

KNX Basic v2 bank · September 2026

See pricing — from €9
KNX Basic pack · from €9
KNX BASIC

Your next study session starts with 10 questions.

Try the questions and explanations without an account. Then choose an access period that fits your preparation.

+1 / −0.5 / 0 official scoringFR·EN·DE interface and explanations€9 from · one-time payment
Newsletter

Keep your KNX preparation moving

We’ll email you when new KNX questions, a guide or a tool is published. No spam.

Unsubscribe in 1 click. No sharing with third parties.