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NEW QUESTION 164
The Huawei Atlas800 enterprise-level deep learning platform has a pre-trained image classification model. Which one is this model?
- A. ResNet101
- B. VGG19
- C. ResNet50
- D. VGG16
Answer: D
NEW QUESTION 165
Among the common RAID levels of servers, which RAID level has the best write performance? (Multiple choice)
- A. RAID60
- B. RAID1E
- C. RAID0
- D. RAID60
Answer: C,D
NEW QUESTION 166
Redis is a completely open source and free to comply with the BSD protocol and is a high-performance key-value database. Which of the following configuration has no obvious effect on optimizing Redis?
- A. Turn on transparent memory huge pages
- B. Network card NUMA binding core
- C. Configure the offload function of the network card
- D. Configure NIC interrupt merge
Answer: A
NEW QUESTION 167
The Linux application software installation package in RPM and deb format is related to the operating system version and CPU architecture. Therefore, the installation package based on the X86 server cannot be used on the TaiShan server. You can obtain the TaiShan server compatible installation package for migration.
- A. True
- B. False
Answer: A
NEW QUESTION 168
Heterogeneous computing is a new computing model after single-core computing and multi-core parallel computing. Which of the following descriptions about the background of heterogeneous computing is wrong?
- A. Moore's Law is getting closer and closer to the physical limit, and the difficulty and cost of improving single-core performance are getting higher and higher.
- B. Heterogeneous computing maximizes the performance of each processor, and delegates the most suitable task to the best computing unit.
- C. NUMA is a mode of heterogeneous computing.
- D. The performance improvement brought by multi-core parallelism is limited. With the increase of parallelism, the problems of heat dissipation and energy consumption have become increasingly prominent.
Answer: C
NEW QUESTION 169
Which of the following components is not a common computing unit?
- A. NPU
- B. GPU
- C. CPU
- D. FPGA
- E. ASIC
Answer: A
NEW QUESTION 170
The process of an interactive application of H company has a problem of high response delay. Engineer A finds that the si and so columns have high values through the vmstat command. At the same time, the Dirty statistics in /proc/meminfo are high. What should I do at this time? Which of the following settings are performed? (Multiple choice)
- A. vm.dirty.backgrounD. radio=20
- B. vm.swapiness=0
- C. vm.dirty.backgrounD. radio=5
- D. vm.swampiness=100
Answer: B,C
NEW QUESTION 171
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.fin_timeout
- B. net.ipv4.tcp.tw_reuse
- C. net.ipv4.tcp.keepalivetime
- D. net.ipv4.ip.local_portrange
Answer: A
NEW QUESTION 172
Linux is a collective term for a class of free-to-use and freely spread Unix-like computer operating systems. Which of the following is not an advantage of Linux?
- A. The graphical interface makes meteorology easy to use for other systems, greatly reducing the learning cost of users.
- B. Multiple users can own and use system resources at the same time, that is, each user has specific permissions on his own resources, and does not affect each other.
- C. Linux has built-in a wealth of free network service software, database and web development tools.
- D. The Linux system is an open source system, relatively mature, with a complete set of permissions mechanism, and high security and stability
Answer: A
NEW QUESTION 173
Which of the following options does not belong to the shortcomings of the traditional calculation scheme?
- A. High operation and maintenance costs
- B. Easy to deploy
- C. Poor scalability
- D. Poor flexibility
Answer: B
NEW QUESTION 174
AzureStack is an extension of Microsoft's public cloud platform Azure and is Microsoft's hybrid cloud solution.
- A. True
- B. False
Answer: A
NEW QUESTION 175
Which of the following chips does not belong to the chip type in the evolution of FPGA?
- A. PAL
- B. FROM
- C. ASIC
- D. CPLD
Answer: B
NEW QUESTION 176
EulerOS can prevent failures in time, analyze and accurately locate failures, and automatically analyze the root causes of errors. Which of the following are hardware fault isolation? (Multiple choice)
- A. Realize CPU core and MEM isolation technology
- B. Implement fault handling for hardware such as CPU and memory
- C. Support dynamic loading mechanism of diagnosis / response components
- D. Support batch deployment and one-click hot patch installation
Answer: A,B,C
NEW QUESTION 177
NVMe hard drives can support direct hot-plugging, but access to all NVMe hard drives to be removed must be stopped before removal.
- A. True
- B. False
Answer: B
NEW QUESTION 178
Moore's Law means: when the price unchanged, the number of component classes to accommodate the integrated circuit, approximately every 18-24 months will be doubled, the performance will also be doubled, in other words, the computer performance that can be bought for every dollar will more than double every 18-24 months.
- A. True
- B. False
Answer: A
NEW QUESTION 179
Which of the following micro-architectures are introduced in the year of the Intel TickTock (pendulum mode) architectures? (Multiple choice)
- A. Sandy Bridge
- B. Nehalem
- C. Cascade Lake
- D. Haswell
Answer: A,B,D
NEW QUESTION 180
In the hyper-converged architecture database scenario, if the rack-shaped network is adopted, which of the following statements is wrong?
- A. When the size is greater than 1 cabinet (each 16 units 2U server deployment 1 when racks), each rack arranged 3 sets IB switch, wherein two sets of IB switch as a leaf switch is connected in this old network server rack port, another one station IB the switch is used as the backbone switch to connect to the leaf switches of other cabinets.
- B. The default configuration of the DBN node business network is 6*10GE network card, the management node and storage node do not need 10GE network card, use 2*GE network card for management.
- C. In the database scenario, the storage plane must use the old network, and the business plane must use the 10GE network.
- D. The service plane network is directly connected from the DBN server to the customer service switch, and the management plane network uses GE switches, and provides unified management upstream.
Answer: B
NEW QUESTION 181
Atlas computer vision solutions can cope with the maintenance pressure of public areas such as communities and parks. Which of the following is not a safety hazard caused by urban public spaces?
- A. The key areas are densely populated, which is easy to cause safety accidents
- B. The card used for identification cannot guarantee the integration of authentication
- C. Although employees, tenants, visitors, strangers and suspicious persons have traditional video surveillance, traditional surveillance often occurs retrospectively afterwards.
- D. The lack of obvious guidance and restrictions for outsiders
Answer: D
NEW QUESTION 182
Intelligent network card uses LDPC error correction algorithm to achieve high reliability of data.
- A. True
- B. False
Answer: B
NEW QUESTION 183
Which of the following statements about the docking feature of Huawei's hyper-converged management eService and the Plugin plug-in is correct?
- A. Customers can monitor and manage Huawei's hyper-converged system through the vCenter server to achieve unified management of the system on the vCenter interface. Only one set of HCI system access is supported.
- B. Huawei Service Support Center supports drop-down selection (4) and manual entry (@Huawei.com mailbox). The mailbox server provided by the customer can communicate with Huawei's mailbox.
- C. vCenter Plugin provides monitoring and management of the hardware and storage device resources of the Huawei HCI system. The system reports alarms but does not support the creation of management volume devices and virtual machine snapshots.
- D. HUAWEI hyper-converged integrated management and eService only supports sending alarms to the GTAC center (eService cloud), remote log collection, and does not support remote health checks, etc.
Answer: B
NEW QUESTION 184
Network cards are classified according to the protocol type, what are they divided into? (Multiple choice)
- A. FC network card
- B. IB network card
- C. Ethernet card
Answer: A,B,C
NEW QUESTION 185
Regarding the first use of rack and blade networking in the hyper-converged database scenario, which of the following statement is correct? (Multiple choice)
- A. When the blade configuration deployment: provide a central unified external box 8 10GE interfaces, in principle, DB nodes are configured in a box.
- B. When mixed deployment rack and blade: E9000 chassis supplied to the public 8 10GE Interface, DB nodes are arranged in E9000 chassis.
- C. When the blades are deployed, they are assembled through the central frame. When there is no external switch, the maximum support does not exceed 4 frame cascading. If more than 4 frames, external IB switches need to be added.
- D. rack and blade deployment mixing: by a frame E9000 H2289 a minimum of 3 units, up to 16 units
Answer: A,B,C,D
NEW QUESTION 186
Which of the following is the upstream of the computing industry chain?
- A. Big data
- B. Blockchain
- C. Chip manufacturing
- D. Cloud computing
Answer: C
NEW QUESTION 187
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