Data Communication - Definition, characteristics and components

This podcast will explain in detail various data transmission modes used to transfer data between two devices. There are three mode of data transmission : 1) Simplex 2) Half Duplex. 3) Full Duplex. In Simplex transmission mode data is transmitted only in one dirextion. In half duplex mode, data can be transferred in both directions, but in only 9ne direction at a time. In full duplex mode of transmission, data can be transferred in both direction simultaneously. Keywords: Simplex, half duplex, full duplex, data transmission modes

In data communication, data can be represented in any one of the following forms: 1) Texts. 2) Numbers. 3) Images 4) Audio 5) Video. This podcast explained all the types of data representation techniques. Keywords : Data communication, Data representation, Data representation techniques,

This podcast will explain the fundamentals of Data Communication. Here, i explained the definition of data communication along with the characterisitcs of data communication. Later the components of data communication are explained in detail.