data communication system Archives

The Advantages and Disadvantages of Wired and Wireless Networks

Compare, Computer Networking, Data Communications, Definition, Pros & Cons / By Tanmay Chakrabarty / April 23, 2023

Advantages and Disadvantages of Wired and Wireless Networks The evolution of technology has led to the development of various networking systems. These systems connect devices together for efficient communication and sharing of resources. Wired and wireless networks are two of the most popular types of networks available today. Both types of networks have their own …

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What is optical fiber? Briefly describe the structure of optical fiber. What are characteristics of optical fiber?

Characteristics, Components, Computer Fundamentals, Computer Networking, Data Communications, Definition / By Tanmay Chakrabarty / September 23, 2022

Optical Fiber Optical fiber is a type of dielectric (insulating) material, such as glass or plastic, capable of transporting light. High-speed data can be transmitted through optical fibers by total internal reflection of light. The biggest feature of optical fiber is that it transmits light signals instead of electrical signals. Currently available optical fibers have …

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What is Asynchronous transmission? What are the advantages and disadvantages of asynchronous transmission?

Characteristics, Data Communications, Definition, Pros & Cons / By Tanmay Chakrabarty / June 23, 2021

Asynchronous transmission Asynchronous data transmission is one of the three methods of data transmission. In asynchronous data transmission, sender or source system sends one character of whole data at once to the receiver or destination system.

What are the different types of data transmission speed or bandwidth?

Data Communications, Types Of / By Tanmay Chakrabarty / June 22, 2021

Data transmission speed is the rate of transferring data from source to destination. It is also referred as Bandwidth. Unit of bandwidth is Bit Per Second or bps. This is also called Band speed, which is the number of bits transmitted in a second is bps or Bandwidth. There are 3 types of Bands which …

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What are the 2 types of connection in network systems?

Data Communications, Notes, Types Of / By Tanmay Chakrabarty / August 27, 2020

A network system enables data communication between 2 or more devices. Communication links or channels connects these devices. This link or communication cannel can be of 2 types; point-to-point and multipoint connection. Both of these connections has their advantages and disadvantages and use cases.

4 fundamental characteristics of Data Communication System

Characteristics, Data Communications, Notes / By Tanmay Chakrabarty / August 29, 2020

Data communication systems enable transfer of data using one of the three transmission modes. Data communication systems has 4 fundamental characteristics; which are delivery, accuracy, timeliness and jitter.

5 Components of a Data Communication Network

Data Communications, Notes, Parts Of / By Tanmay Chakrabarty / December 12, 2022

Systems that facilitates this movement of data between devices or end-points are called data communication network. There are 5 components of a data communication network which are data, sender, receiver, transmission medium and protocol.

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