Computer Science - Networking - Discussion

Discussion Forum : Networking - Section 2 (Q.No. 21)
21.
An example of an analog communication method is
laser beam
microwave
voice grade telephone line
All of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Garib Engineer said:   6 years ago
All signals are analog. Laser light, electricity, etc. They are converted into digital by computer-specific systems. Answer D is correct.

Sai said:   7 years ago
What about voice grade telephone line?

Kashish said:   9 years ago
What do laser beam and microwave have to do with analog communication?

Post your comments here:

Your comments will be displayed after verification.