CompTIA
220-1201 · Question #216
A user can connect their laptop to the internet in the main office. However, when the user places the laptop on top of a motor on the factory floor, there is no internet connectivity. Which of the…
The correct answer is C. External interference. Large electrical motors can emit electromagnetic interference (EMI), which can disrupt wireless signals and prevent connectivity.
Submitted by alyssa_d· Mar 30, 2026Networking
Question
A user can connect their laptop to the internet in the main office. However, when the user places the laptop on top of a motor on the factory floor, there is no internet connectivity. Which of the following is the most likely cause of this issue?
Options
- AJitter
- BInsufficient power levels
- CExternal interference
- DHigh latency
How the community answered
(20 responses)- A5% (1)
- C85% (17)
- D10% (2)
Explanation
Large electrical motors can emit electromagnetic interference (EMI), which can disrupt wireless signals and prevent connectivity.
Topics
#Wireless interference#Network troubleshooting#RF interference
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