Computer software is divided into programming language, system software, application software and middleware. The system software provides basic functions for computer use.

The network card is mainly used to receive and send computer data. What other functions does the network card have? (Multiple choice)

The size of the cache is also one of the important indicators of the CPU, and the structure and size of the cache have a great impact on the CPU speed. Which of the following statements about the CPU cache is wrong?

Stateless computing means that the physical attributes of computer servers can be configured, inherited, copied, and migrated remotely, so as to realize the automation of server deployment, replacement, and business migration. Without reconfiguration operations, computing can reach "stateless".

Engineer A is delivering the virtualized FusionSphere application scenario of Huawei's hyper-converged architecture. Which of the following statements about the various nodes in this scenario is wrong?