Data Communication

Wireless modems transmit the data signals through:

  • (A) Air
  • (B) Cable
  • (C) Gateway
  • (D) None of above
Check Answer
  • (A) Air

An important characteristic of fibre optics is:

  • (A) De-fraction
  • (B) Refraction
  • (C) Transaction
  • (D) None of the above
Check Answer
  • (B) Refraction

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