[Solved] Consider the following communication technologies: Closed-circuit Television Radio Frequency Identification Wireless Local Area Network Which of the above are considered Short-Range devices/technologies? Skip to main content

[Solved] Consider the following communication technologies: Closed-circuit Television Radio Frequency Identification Wireless Local Area Network Which of the above are considered Short-Range devices/technologies?

Question

Q36) Consider the following communication technologies:

  1. Closed-circuit Television
  2. Radio Frequency Identification
  3. Wireless Local Area Network

Which of the above are considered Short-Range devices/technologies?

  1. 1 and 2 only
  2. 2 and 3 only
  3. 1 and 3 only
  4. 1, 2 and 3

Answer: 4

Detailed Explanation

Short Range Devices (SRD) are radio devices that offer a low risk of interference with other radio services, usually because their transmitted power, and hence their range, is low. The definition ‘Short Range Device’ may be applied to many different types of wireless equipment, including various forms of:

  • Access control (including door and gate openers)
  • Alarms and movement detectors
  • Closed-circuit television (CCTV)
  • Cordless audio devices, including wireless microphones
  • Industrial control
  • Local Area Networks
  • Medical implants
  • Metering devices
  • Remote control
  • Radio frequency identification (RFID)
  • Road Transport Telematics

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