Communications
Revolution 		Communications
Networks 		Optical
Fibres 		Photonic
Devices 		Future of
Communications 		Credits

left right 






QUESTION 1: Which one of these devices is analog?


 Compact Disc    

 Vinyl Record  
 
 Floppy Disc

 All of them

 Neither












QUESTION 2: FM Radio Stations usually send and
receive using:


 Analog Signals

 Digital Signals
 
 Both












QUESTION 3: Would you use smoke signals to send:


 Analog Signals

 Digital Signals
 
 Both












QUESTION 4: Would you use optical fibres to send and receive:


 Analog Signals

 Digital Signals
 
 Both










left
right