CompTIA
220-1201 · Question #459
Which of the following can be used by a mobile device to access a secure building?
The correct answer is B. Near-field communication. Near-field communication allows a mobile device to communicate wirelessly over very short distances, making it suitable for secure access control systems such as badge replacement and building entry authentication.
Submitted by neha2k· Mar 30, 2026Mobile devices
Question
Which of the following can be used by a mobile device to access a secure building?
Options
- AHotspot
- BNear-field communication
- CInfrared scanner
- DGeolocation
How the community answered
(16 responses)- A6% (1)
- B94% (15)
Explanation
Near-field communication allows a mobile device to communicate wirelessly over very short distances, making it suitable for secure access control systems such as badge replacement and building entry authentication.
Topics
#NFC#physical access control#mobile security#building access
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