Question
Why is it rare nowadays to have a device with pure sensor or pure actuator functionality?
Answer
B — Because, for example, a push button with LED status display also has an actuator function and an actuator with status information also has a sensor function
Correct: The text gives exactly these examples of devices combining both roles.
Source
KNX Basic Course Documentation — 1.3 — p. 125
All proposed choices (exam context)
- A.Because controllers have replaced all sensors and actuators
- B.Because, for example, a push button with LED status display also has an actuator function and an actuator with status information also has a sensor function✓
- C.Because every device must contain a digital-analog converter
- D.Because pure sensors are not allowed on Twisted Pair
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?
See the 9 other KNX Basic practice questions
Related questions
- ETS is available in four versions. Which statement is correct?1. KNX System Arguments · advantages-and-ets
- ETS Lite is limited to projects with how many products, and is primarily intended for whom?1. KNX System Arguments · advantages-and-ets
- What does the "backward compatibility" of KNX mean in practice?1. KNX System Arguments · advantages-and-ets
- In which year was the KNX Association established, and what was it initially called?1. KNX System Arguments · history-and-standardization
- In 1999 the EIBA merged with two other European associations. Which ones?1. KNX System Arguments · history-and-standardization