1. Class_1:
Data communication, elements of DC
Data transfer from one computer to another computer or from one device to another device
is called Data communication.
All communication never be considered as a data communication.
Although the terms of communication and data communication are commonly used
interchangeably. We can say that is data communication when data generated for
communication is communicated in a specific way.
Elements/components of Data communication.
1. Message,
2. Sender,
3. Receiver
4. Medium,
5. Protocol.(Data transcript System)
Method of Data Transmission
The method by which data is transferred from one computer to another computer is called
data transmission method.
Two types of data transmission:
1. Paralal,
2. Serial
Basic computer function and work process.(H.W)
