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?

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UPSC Question: Consider the following communication technologies:...

Science and Technology

2022

Communication Technology

UPSC Practice Question

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?

C.1 and 3 only

A.1 and 2 only

D.1, 2 and 3

B.2 and 3 only