- Computing & Information Technology
- Telecommunications and remote sensing
- Data communications and networks
Data communications and networks
Nieporent, Richard J. Department of Computer Science, Johns Hopkins University, Baltimore, Maryland.
Last reviewed:November 2020
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- Communications protocols
- Data communications concepts
- Analog and digital signaling
- Transmission mode
- Parallel and serial transmission
- Asynchronous and synchronous transmission
- Transmission media
- Line sharing
- Contention and polling
- Error detection and correction
- Data compression
- Network security
- Personal area networks (PANs)
- Local area networks (LANs)
- The Internet
- Emerging network technologies
- The Internet of Things (IoT)
- 5G cellular networks
- Related Primary Literature
- Additional Reading
The exchange of data between two devices over a communications medium. The development of data communications and networking technologies has had a profound impact on all aspects of modern life. Arguably, no other technology has affected more people in more ways. Data communications and networking has become a fundamental part of our day-to-day living. Internet commerce, banking, video streaming, and the ubiquitous social networks play a dominant role in many people’s lives. With the development of new technologies such as the Internet of Things and 5G cellular networks, the impact and importance of data communications and networking will continue to increase.
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