Software is a series of instructions for computer data organized in a specific order. The following statements about software are incorrect.

• A.The middleware provides the connection software between the system software and the application software
• B.Application software is software developed for a specific purpose
• C.Computer software divides system software, application software and middleware between them
• D.The system software is responsible for managing various independent hardware in the computer system, providing a platform for the running application software, and adapting to different application software

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What is wrong about the Nginx+T omcat Huaqun model.

• A.Nginx+T omcat cluster can handle static file index files and automatic prime
• B.Nginx is a high-performance HTTP and reverse proxy server, as well as an IMAP/POP3/SMTP proxy server
• C.Nginx is one of the homeware platforms often made by virtual hosting providers
• D.Nginx+ Tomcat cluster is a non-modular structure, although the deployment is complex but the configuration is relatively simple

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The frequency of CPU has main frequency, external frequency, bus frequency and frequency multiplication, the following statement about frequency multiplication is wrong.

• A.Under the same external frequency, the higher the frequency multiplier, the higher the CPU frequency.
• B.The overclocking operation of the PC is usually to adjust the multiplier for the unlocked multiplier CPU.
  The overclocking method for adjusting the multiplier is much more stable than the external frequency.
• C.The data transmission speed between the CPU and the system is limited, and the blindly pursuit of high frequency and high frequency multiplier CPU will have obvious "bottleneck" effect
• D.The multiplication factor refers to the relationship between CPU frequency and external frequency

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