PHYSICAL LAYER AND TRANSMISSION MEDIA
DIGITAL TRANSMISSION
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Which is an example of an analog signal? (Choose 3)
|
|
Blu Ray
|
|
|
VHS Tape
|
|
|
Human voice
|
|
|
Broadband
|
|
|
Baseband
|
Explanation:
Detailed explanation-1: -A human voice, analog phones, and thermometer are some of the examples of analog signals.
Detailed explanation-2: -Whereas baseband uses digital signaling, broadband uses analog signals in the form of optical or electromagnetic waves over multiple transmission frequencies. For signals to be both sent and received, the transmission media must be split into two channels.
Detailed explanation-3: -The broadband transmits the analog signals using optical fibers and twisted cables as a medium of transmission. The baseband signaling is termed as bidirectional and is capable of sending digital signals in both directions.
There is 1 question to complete.