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Question 141Asked in BPSC TRE 2.0 (2023) Computer Class 9-10

Wireless transmission of signals can be done via

  1. Aradio waves
  2. Bmicrowaves
  3. Cinfrared
  4. DMore than one of the above
  5. ENone of the above
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Correct answer: (D) More than one of the above

Explanation

Radio waves, microwaves and infrared are all wireless media, so more than one option is correct.

From BPSC TRE 2.0 (2023) Computer Class 9-10 — Previous Year Paper

This is question 141 of BPSC TRE 2.0 (2023) Computer Class 9-10 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.