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السؤال #1
When engineers deliver a hyper-converged virtualization scenario built with Huawei E9000 blade servers, they need to use CX310 or CX320 switch boards, through basic frame cascading, without external switches. A maximum of 4 frames are supported between frames. Two switch boards in the frame are stacked through 40G interfaces.
A. Truecorrect
B. False
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اجابة صحيحة: A
السؤال #2
Which of the following statements about Huawei's hyper-converged architecture is correct? (Multiple choice)
A. Huawei's hyper-converged architecture mainly uses FusionStorage distributed storage softwarecorrect
B. Huawei's hyper-converged architecture can realize disaster recovery and backup functionscorrect
C. Huawei's hyper-converged architecture hardware platform mainly uses FusionServer pro or Taishan server (Taishan is currently being promoted)correct
D. The virtual platform in Huawei's hyper-converged architecture can use FusionSphere virtualization software or VMware or Hyper-V virtualization software (Hyper-V virtualization software is not supported)
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اجابة صحيحة: ABC
السؤال #3
An Internet company purchased a batch of TaiShan servers to expand the capacity of the previously built distributed storage Ceph resource pool. In order to ensure data consistency. OSD will compare the metadata of each object copy located in different OSDs in the placement group. If you need to capture OSD defects and file system errors, you can perform cleaning operations.
A. Truecorrect
B. False
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اجابة صحيحة: A
السؤال #4
Which role does Huawei or the company participate in the chip industry chain?
A. Chip packaging and testing
B. Terminal application
C. Chip manufacturing
D. Chip design
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اجابة صحيحة: D
السؤال #5
Company D purchased a batch of TaiShan servers to expand the original distributed storage. Which of the following servers provides a RESTful object storage interface to customers based on Librados?
A. RBD
B. CephFS
C. Librados
D. RADOSGWcorrect
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اجابة صحيحة: D
السؤال #6
Engineer A discovered during a performance test that process P (PD 12345) was constantly migrating on an 8-core processor. To improve the running efficiency of process P, A decided to bind process P to CPU1 and CPU2. Which of the following can be bound? (Multiple choice)
A. taskset -pc 1-2 12345correct
B. taskset -p 6 12345correct
C. numactl --cpubind=0, 1 --membind=0, 1P
D. numactl --cpubind=1, 2 --membind=1
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اجابة صحيحة: AB
السؤال #7
Which of the following statements about FPGA advantages is correct? (Multiple choice)
A. Suitable for deep customization and can be quickly launchedcorrect
B. Applicable to graphics and video processing
C. Suitable for irregular parallel computing, good real-time performance, high energy efficiencycorrect
D. General-purpose processor, shortest development cycle
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اجابة صحيحة: AC
السؤال #8
An Internet company purchased a batch of TaiShan servers to expand the original distributed storage Ceph. Which of the following are the main steps for installing and deploying block storage services? (Multiple choices)
A. Mapping block device imagescorrect
B. Create a block devicecorrect
C. Create a file system
D. Create a storage poolcorrect
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اجابة صحيحة: ABD
السؤال #9
Which of the following statements about the FusionDirector software management version function is wrong?
A. Automatically download and detect the firmware, driver and OS versions of different server models, and comprehensively manage firmware versions
B. Version management
C. Independent out-of-band channel upgrade does not occupy business bandwidth
D. Operation and maintenance engineers need to manually download, upload, and upgrade firmware through the platformcorrect
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اجابة صحيحة: D
السؤال #10
System administrator A wants to use the vmstat command to view the active memory and inactive memory of EulerOS. Which of the following commands can achieve this goal?
A. vmstat -acorrect
B. vmstat -f
C. vmstat -s
D. vmstat -d
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اجابة صحيحة: A
السؤال #11
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
B. net
C. net
D. net
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اجابة صحيحة: B
السؤال #12
Which of the following options does not belong to the CPU performance index?
A. Amount of context switching
B. CPU usage
C. Buffer/Cache Size
D. Number of interruptions
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اجابة صحيحة: C
السؤال #13
Smart NIC uses LDPC error correction algorithm to achieve high data reliability.
A. True
B. Falsecorrect
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اجابة صحيحة: B
السؤال #14
In the RoCE scenario, the acceleration component that uses the dynamic congestion control algorithm is ()
A. IN series smart network cardcorrect
B. FPGA Acceleration Components
C. SSD acceleration components
عرض الإجابة
اجابة صحيحة: A
السؤال #15
Although Hyper-Threading technology can execute two threads simultaneously, it is not like two real CPUs where each CPU has independent resources. Therefore, the performance of Hyper-Threading is not equal to the performance of two CPUs.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #16
Which of the following statements about DBN nodes in Huawei's hyper-converged database scenario is wrong?
A. Fusionsorage uses a fusion deployment mode
B. The underlying operating system of the DBN node is a standard Linux system that is directly deployed on the physical server
C. Support Oracle DB, Microsoft SL Server, IBM DB2, SAP Sybase and other database software
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اجابة صحيحة: A
السؤال #17
The management software is hierarchical. It is divided into three layers. What are the two most important layers?
A. Infrastructure management system and integrated network management system
B. Server stand-alone management software and infrastructure management system
C. Integrated network management system and server stand-alone management software
عرض الإجابة
اجابة صحيحة: B
السؤال #18
Which of the following statements about Huawei's hyper-converged management eService docking and Plugin docking features is correct?
A. Huawei Service Support Center supports drop-down selection (4) and manual entry (@Huawei
B. Huawei's hyper-converged management and eService docking only support sending alarms to the GTAC center (eService cloud) and remote log collection, but does not support remote health checks, etc
C. Customers can monitor and manage Huawei's hyper-converged system through vCenter server to achieve unified management and operation of the system on the vCenter interface
D. vCenter Plugin provides monitoring and management of the hardware and storage device resources of Huawei HCI system, and system alarm reporting, but does not support the creation of management volume devices and virtual machine snapshots
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اجابة صحيحة: A
السؤال #19
Which of the following statements about data routing and cluster management in Huawei's Fusionstorage architecture is correct? (Multiple choice)
A. When the system starts, the MDC interacts with ZK to determine the MC, and the main MDC and other MDCs monitor each other's heartbeats
B. When VBS starts, it queries the primary MDC and registers with it (the primary MDC maintains an active VBS list, which it synchronizes to other MDCs, notifies VBS of OSD status changes, and asks MDC to confirm whether it is the leader)correct
C. Distributed storage system writes data
D. The primary OSD notifies the OSD corresponding to the partition to start writing data
E. When creating a distributed storage system, N partitions are generated in the space of 2 to the power of 32, and the backup OSD corresponding to the partition is generated according to the distribution of the disk to start writing data
F. When OSD starts, it queries MDC and reports the status to the affiliated MDC, which sends the status change to VB
G. When the affiliated MDC fails, the active MDC designates an MDC to take over, and a maximum of two pools belong to one MD
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اجابة صحيحة: ABD
السؤال #20
Which of the following statements about SDS software-defined storage and traditional storage in terms of storage system software is wrong?
A. The storage software architecture of SDS needs to be involved from top to bottom, APP-vDisks-Container Storage Pool-HDD
B. The storage software architecture of SDS manages storage based on applications
C. Traditional storage is mostly a bottom-up design model, HDD->DISKGroup->RAID->Storage Pool->LUN
D. In traditional storage system design, LUN is the basic unit of storage management
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اجابة صحيحة: B
السؤال #21
An Internet company purchased a batch of TaiShan servers to build a Web system and is now using httpress to test its performance. Which of the following statements about the httpress Cn 10000 Cc 100 -t 4 Ck http://localhost:8080/index.html test command is correct?
A. There are 10,000 threads in the test
B. There are 100 concurrent users in the testcorrect
C. This test is a short connection test
D. There are 4 requests in the test
عرض الإجابة
اجابة صحيحة: B
السؤال #22
An Internet company purchased a batch of TaiShan servers to build a Web system. The typical data flow of the entire Web system planning is: Client initiates request -> Load balancing performs data forwarding -> Application data provides data services -> Backend storage database server
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #23
Company A purchased a batch of TaiShan servers to expand the existing distributed storage Ceph. Which of the following are the main steps to install and deploy the file storage service? (Multiple choice)
A. Create a storage poolcorrect
B. The client mounts the file systemcorrect
C. Configure the mds nodecorrect
D. Create a file systemcorrect
عرض الإجابة
اجابة صحيحة: ABCD
السؤال #24
Which of the following is not a typical configuration of Huawei's hyper-converged database scenario?
A. Computing: X6800Storage: RH2288V3 server + FusionStorage softwareNetwork: E9000 in-frame switch + CE5885correct
B. Calculation: 1288H V5/2288H V5/2488H V5Storage: 2288HV5 server FusionStorage softwareNetwork: External B switch + CE5855
C. Calculation: RH5885H V3/RH2288H V3Storage: RH2288V3 server + Fusionstorage softwareNetwork: External B switch + CE555
D. Calculation: E9000Storage: E9000 storage blade + FusionStorage softwareNetwork: E9000 in-frame switch
عرض الإجابة
اجابة صحيحة: A
السؤال #25
A TaiShan server running a Web service accepts many requests at the same time. In order to reuse TIME-WAIT sockets and improve processing capacity, what configuration needs to be done? (Multiple choice)
A. net
B. net
C. net
D. net
عرض الإجابة
اجابة صحيحة: ACD
السؤال #26
An Internet company purchased a batch of TaiShan servers to build a Web system. It is now planned to provide web front-end load balancing function. Which of the following software can provide web front-end load balancing function? (Multiple choice)
A. Memcached (caching component)correct
B. Nginxcorrect
C. HAProxycorrect
D. LVScorrect
عرض الإجابة
اجابة صحيحة: ABCD
السؤال #27
ASIC is another new type of chip after CPU, GPU and other general-purpose chips. Which of the following is the wrong understanding of ASIC chip?
A. The biggest advantage of ASIC chips lies in the fact that the algorithm can be modified according to customer requirements to meet business needs during the use of the chip (the algorithm is fixed and may not be used once it is modified)
B. ASIC refers to an integrated circuit designed and manufactured for specific user requirements and specific electronic system needs
C. Compared with general integrated circuit ASC, it has the advantages of smaller size and lower power consumption
D. The current mainstream ASIC manufacturers include Huawei, Google, Cambrian, etc
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اجابة صحيحة: A
السؤال #28
A company is planning to port C language from X86 platform to Kunpeng platform, which involves gcc compilation. Which of the following are part of the gcc compilation process? (Multiple choices)
A. Compilationcorrect
B. Compilationcorrect
C. Preprocessingcorrect
D. Linkscorrect
عرض الإجابة
اجابة صحيحة: ABCD
السؤال #29
Huawei traffic video illegal analysis solution uses Atlas 500 as the edge node, and multiple edge nodes are aggregated to Atlas800 AI all-in-one machine. Which one is not the role of Atlas800?
A. Query and data reporting
B. Centralized management
C. Illegal storage
D. Model trainingcorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #30
Which of the following statements about typical scenarios of offline analysis and data mining is wrong?
A. Configure balanced SATA hard drives
B. Configure large memorycorrect
C. Configure mid-range CPU
D. This scenario is generally a warm data configuration, and data reliability generally adopts triple copy technology or 1
عرض الإجابة
اجابة صحيحة: B

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