10 Questions
What is the advantage of sky propagation in terms of distance and power?
Allows for greater distances with lower output power
What is the layer of atmosphere where particles exist as ions?
Ionosphere
In which type of propagation are very high-frequency signals transmitted in straight lines directly from antenna to antenna?
Line-of-sight propagation
What are the two key requirements for antennas in line-of-sight propagation?
Directional and facing each other
What is the frequency range for electromagnetic waves called radio waves?
Between 3 kHz and 1 GHz
What property of radio waves allows them to be received by any antenna without alignment?
Omnidirectional
What can interfere with radio waves transmitted by one antenna using the same frequency?
Another antenna
Why are radio waves a good candidate for long-distance broadcasting?
They can travel long distances
What characteristic allows low and medium frequency radio waves to penetrate walls?
Penetrative ability
What type of waves are transmitted in sky propagation?
Higher-frequency radio waves
Study notes for Brainware University's DCSE-PC405 class on computer networks discussing the basics of networks, devices, data exchange, and interconnection between computers.
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