Communication consists of electrical means of sending information only.
- True
- False
In communication system, redundancy ________
- Helps to detect error
- Helps to correct error
- Helps to detect and correct error and also reduces efficiency
What is the role of channel in communication system?
- acts as a medium to send message signals from transmitter to receiver
- converts one form of signal to other
- allows mixing of signals
Agreement between communication devices are called ________
- Transmission medium
- Channel
- Protocol