3G
3G (Third Generation) is a mobile telecommunications standard that provides high-speed data transfer, enabling services like mobile internet, video calling, and multimedia streaming on smartphones and other devices. It succeeded 2G networks by offering significantly faster data rates, typically up to several megabits per second, and introduced packet-switched networks for efficient data transmission. 3G laid the groundwork for modern mobile broadband, supporting applications that require continuous data connectivity.
Developers should learn about 3G when working on legacy mobile applications, IoT devices in areas with limited connectivity, or systems requiring backward compatibility with older networks. It's relevant for understanding the evolution of mobile technology, optimizing data usage in low-bandwidth environments, and ensuring apps function reliably across different network generations. Use cases include developing for feature phones, embedded systems in remote locations, or analyzing network performance in telecommunications projects.