220-802 · Question #790
Which of the following technologies involves device pairing?
The correct answer is C. Bluetooth. Bluetooth uses a process called 'pairing' to establish a trusted, authenticated connection between two devices before they can communicate. Pairing involves exchanging a PIN or passkey (or using newer secure simple pairing methods) so that both devices recognize and trust each…
Question
Which of the following technologies involves device pairing?
Options
- AWEP
- BIR
- CBluetooth
- DIMAP
How the community answered
(37 responses)- A3% (1)
- B5% (2)
- C92% (34)
Explanation
Bluetooth uses a process called 'pairing' to establish a trusted, authenticated connection between two devices before they can communicate. Pairing involves exchanging a PIN or passkey (or using newer secure simple pairing methods) so that both devices recognize and trust each other. This is required for Bluetooth devices like headsets, keyboards, mice, and smartphones. WEP (Wired Equivalent Privacy) is a deprecated Wi-Fi wireless security protocol - it involves encryption keys, not device pairing. IR (Infrared) uses line-of-sight transmission and requires no pairing process; devices simply point at each other and communicate. IMAP (Internet Message Access Protocol) is an email retrieval protocol and has no concept of device pairing.
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