Huawei's TaiShan server can well support memory I/O-intensive HPC applications. Engineers often need to perform performance tests on the HPC system after completing the construction. Which tools can be used to test the floating-point performance of computing nodes? (Multiple choice)

• A.HPL
• B.IOR
• C.Stream
• D.GPU Linpack

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Puppet and Ansible are both automated operation and maintenance management tools. Which one is wrong about the understanding of the two operation and maintenance management tools?

• A.The resource types that Puppet can support include files, installation packages, scheduled tasks, user management, etc.
• B.The biggest feature of Ansible is that there is no need to install an agent on the docking device.
• C.Compared with Ansible, Puppet remote host does not require a client.
• D.Ansible is written in Python and uses SSH keys for authentication by default.

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When building a software-defined storage resource pool with a server, software-defined storage products will be selected. Which of the following types of software-defined storage products are generally divided into? (multiple choice)

• A.Distributed storage (block/file object)
• B.In-band storage management
• C.Hyper-converged architecture
• D.Out-of-band storage management

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The management software is hierarchical. It is divided into three layers. What are the two most important layers?

• A.Server stand-alone management software and infrastructure management system
• B.Infrastructure management system and integrated network management system
• C.Integrated network management system and server stand-alone management software

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In the RoCE scenario, what is the acceleration component that uses the dynamic congestion control algorithm?

• A.SSD acceleration components
• B.FPGA acceleration components
• C.IN series smart network card

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