If the e-commerce company migrates its business to the cloud platform, in order to solve the above problems, which of the following descriptions of the cloud-based solution for the e-commerce business is wrong?

A big promotion or flash sale by an e-commerce company will cause its business traffic to surge in a short period of time. How to deal with the concurrent access of massive users, handle the problem of increased pressure, avoid wasting resources after the big promotion, and prevent and stop malicious attacks and malicious panic buying during the operation.

If the e-commerce company migrates its business to the cloud platform, in order to solve the above problems, which of the following descriptions of the cloud-based solution for the e-commerce business is wrong?
A . To meet the high security requirements of the business, you can use security services such as Web application firewalls
B . To avoid wasting resources after a big promotion, the backend elastic cloud server uses elastic scaling to increase or decrease ECS according to detailed strategies. After the business data is processed by the cloud database, the persistent data is stored in the cloud hard disk bound to the ECS.
C . To ensure the reliability of the business, elastic load balancing can be used to distribute network traffic to the backend elastic cloud server.
D . Traffic needs to be filtered by the firewall before entering the cloud

View Answer

Answer: D