computer signals define network

 Define About Signals

The are two sorts of signs for the information transmission.

1. Analog Signal 
2. Digital Signal

• Define Analog Signal

Simple sign uses varieties in a sign to pass on data. It is especially helpful for wave information like sound waves. Our telephone lines and speakers are the case of Analog sign.

• Define Digital Signal 

An advanced sign is a surge of "Operating system" and is "1s" So the sort of signs is suitable is the especially for now Computer.

Modem Info

Modem word got from balance and demodulation. Balance mean change of advanced signs into Analog sign. While demodulation implies transformation of simple signs into Digital Signals.