What service does packet switching primarily enhance in networking?

Packet switching primarily enhances efficiency in data transmission by allowing data to be broken down into smaller packets that are sent independently over a network. This method contrasts with circuit switching, where a dedicated communication path is established for the duration of the transmission. In packet switching, each packet can take the most efficient route to its destination, utilizing available network resources more effectively.

By allowing multiple packets from different sources to traverse the same network paths simultaneously, packet switching improves bandwidth utilization and resource management. This is particularly beneficial in networks with varying traffic loads, as it enables data to be transmitted quickly without the delays associated with establishing dedicated connections. Overall, this results in better performance and allows for more flexible communication across the network.