Scaleout horizontal expansion refers to disassembling work tasks to multiple servers for processing through?

• A.Cluster architecture
• B.Combined architecture
• C.Distributed architecture
• D.Collective architecture

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Company A purchased a batch of TaiShan servers to build a Web system. Nginx is selected as the Webserver. Which of the following statement about the Nginx process is correct?

• A.After Nginx is started, there will be a master process and a worker process.
• B.The master process is mainly used to handle basic network events.
• C.The worker process is mainly used to manage the master process.
• D.Multiple worker processes are peer-to-peer, they compete equally for requests from clients.

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Which of the following engineer A's understanding of the Nginx+Tomcat cluster model is wrong?

• A.Is a high-performance HTTP and reverse proxy server, and also an IMAP/POP3/SMTP proxy server.
• B.Nginx is one of the software platforms that virtual hosting providers often choose.
• C.Nginx+Tomcat cluster can handle static files, index files and automatic indexing.
• D.Nginx+Tomcat cluster is a non-modular structure, although the deployment is complicated but the configuration is relatively simple

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Which of the following statements about the RISC instruction set architecture is wrong?

• A.RISC assembly language programs generally require larger memory space. When implementing special functions, the program is complicated and difficult to design.
• B.When implementing special functions on RISC machines, the efficiency may be low.
• C.RISC CPU contains abundant circuit units. Therefore, the function is strong, the area is large, and the power consumption is large.
• D.RISC designers focus on the frequently used instructions and try to make them simple and efficient.

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Which of the following processor models belong to the Intel X86 architecture? (Multiple choice)

• A.8088
• B.Xeon
• C.Pentium
• D.AMD Opteron

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