Engineer A first enabled Legacy mode to configure the BIOS. The addressing ability was low and it was unable to load more hardware and the boot was slow. Then Engineer A switched to UEFI mode for configuration, which was significantly improved. What features of UEFI are highlighted above? (Multiple choice)

• A.UEFI provides higher performance.
• B.Faster boot, hibernation resume
• C.UEFI provides larger disk capacity.
• D.More convenient batch installation

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Which of the following statement about HPC high-performance computing is wrong?

• A.HPC stands for high-performance computing, which refers to a single computer system that uses many processors or a computing system and environment that uses multiple computer clusters for computing purposes.
• B.HPC is supercomputing, which uses computers to research, design products and support complex decisions.
• C.HPC computing cluster is mainly composed of computing servers, shared storage, high-speed interconnection equipment, and supporting management software platform software and application software.
• D.Early HPC was based on customized computers, dedicated to specific fields such as basic scientific research and national defense strategy. With the development of technology, most high-performance PCs are now built based on the cluster architecture of X86 servers.

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Scale-up vertical expansion refers to the improvement of ( ) server ( ) applicable to financial transactions, meteorological analysis, scientific research and other fields.

• A.Multiple, performance
• B.Multiple, density
• C.Single, performance
• D.Single, density

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A certain project purchased a batch of TaiShan servers to build a Web system. Which uses Nginx to achieve load balancing. Which is correct about load balancing?

• A.Large-capacity, high-reliability, high-performance data storage
• B.Data services with high concurrent business processing capabilities
• C.Provide HTTPS access, SSL offloading data forwarding
• D.Initiate a data request

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PCIe is a high-speed serial computer expansion bus standard to replace bus-based communication architecture.

• A.False
• B.True

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