What Is The Difference Between A Device Network Adapter And A Network Card

There is actually no difference between a device network adapter and a network card. They are all devices used by computers for networking, also known as Network Interface Cards (NICs) or simply network cards.
A network adapter (network card) is an internal network connection device of a computer, responsible for converting digital signals of the computer into signals that can be recognized and transmitted by the network, achieving communication between the computer and the external world. It serves as a bridge between computers and networks. Whether it is a wired network adapter or a wireless network adapter, their main functions are to convert data, control network access to a certain extent, and cache some data.
Network adapters usually exist in the form of cards or integrated on computer motherboards, and are connected to the network through physical interfaces (such as Ethernet ports, wireless network cards, etc.), using various communication protocols (such as Ethernet, Wi Fi, etc.) for data transmission. At the same time, the network card driver is a supporting software that controls and uses the network card by the CPU, and plays a crucial role in the implementation of network adapter functions.
Therefore, the device network adapter and network card are identical in function and purpose, but may have different names.