Data Communication and Networking (book)

"Data Communication and Networking" refers to the transmission of data between devices over various mediums, such as cables or wireless signals. It covers the principles and technologies that enable computers and other devices to communicate effectively, including protocols, network design, and security measures. Understanding this field is essential as it underpins the functionality of the internet, enabling email, streaming, and online services. This knowledge is increasingly vital in a connected world, where efficient data sharing and communication systems are crucial for personal and professional interactions.