iBMC of Agentless is an end remote maintenance tool, which of the following does not belong Agentless characteristics?

• A.Driver version check and upgrade
• B.Realize PCIe and OS performance monitoring
• C.Realize in-band and out-of-band integrated management
• D.Rich graphical operations

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Middleware mainly provides operating and development environment for upper-level software, providing prefabricated and reusable business function modules, API interfaces, etc. to help users develop and integrate complex application systems flexibly and efficiently.

• A.True
• B.False

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Company A purchased a batch of TaiShan servers to expand the existing distributed storage Ceph. Which of the following are the main steps for installing and deploying file storage services? (Multiple choice)

• A.Create a storage pool
• B.Configure mds node
• C.Create a file system
• D.The client mounts the file system

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The operation and maintenance personnel of H company received feedback from users that the company's Web server responded slowly. The system administrator uses the ss command to check that the server has a large number of FIN-WAIT status links. At this time, which of the following parameters should be modified?

• A.net.ipv4.tcp.tw_reuse
• B.net.ipv4.tcp.fin_timeout
• C.net.ipv4.ip.local_portrange
• D.net.ipv4.tcp.keepalivetime

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Which of the following does not belong to the typical application scenario of CPU?

• A.Video image processing scene
• B.General calculations to complete complex logic operations
• C.Machine translation
• D.HPC high-performance acceleration scenarios

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