Huawei H13-231-ENU Dumps Questions [2022] Pass for H13-231-ENU Exam
Updated Huawei Study Guide H13-231-ENU Dumps Questions
NEW QUESTION 127
Which of the following statements about RAID50 is correct?
- A. RAID50 is extremely reliable and can tolerate up to 4 disk failures.
- B. The disk utilization of RAID50 is (N-M/N (N is the number of RAID member disks, M is the number of subgroups of RAID)
- C. The read and write performance of RAID50 is average.
- D. RAID50 is a two-level combination of RAID5 and RAID0. RAID0 first, then RAID5
Answer: B
NEW QUESTION 128
Which of the following statements about HPC high-performance computing is wrong?
- A. HPC computing cluster is mainly composed of computing servers, shared storage, high-speed interconnection equipment and supporting management software, platform software and application software.
- B. Early HPC was based on custom computers, dedicated to specific fields such as basic scientific research and national defense strategy. With the development of technology, most HPCs are now based on clusters of X86 servers.
- C. HPC stands for high-performance computing, which refers to a single computer system that uses many processors or a computer system and environment that uses multiple computer clusters for computing purposes.
- D. HPC is a supercomputer, which uses computers to research, design products and support complex decisions.
Answer: D
NEW QUESTION 129
Which of the following is not classified according to the network card structure type?
- A. IB network card
- B. MEZZ card
- C. Flexible card
- D. Integrated network card
Answer: A
NEW QUESTION 130
Operating System (Operating System, referred to as OS) is a computer program that manages and controls computer hardware and software resources. Which of the following are its core functions? (Multiple choice)
- A. Program management
- B. File system management
- C. Drive management
- D. Process management
Answer: A,B,C,D
NEW QUESTION 131
Kunpeng platform compiles the application program method and the compiling method on the X86 platform are the same, which of the following tools can be used to compile? (Multiple choice)
- A. make
- B. cmake
- C. makefile
- D. autoconfig
Answer: A,B,D
NEW QUESTION 132
The commonly used instruction sets of microprocessors include simplified instruction set, complex instruction set, display parallel instruction set, etc. Which of the following statements about instruction set are correct? (Multiple choice)
- A. Simplified instruction set the number of multiple instructions and the addressing method have been streamlined, making it easier to implement, the degree of parallel execution of instructions is better, and the efficiency of the compiler is higher.
- B. Ultra-long instruction set puts multiple instructions into one instruction, which effectively improves the utilization efficiency of each computing function component of the CPU and improves the performance of the program.
- C. The display parallel instruction set allows processing to execute instructions in parallel according to the schedule of the compiler without increasing hardware complexity. The architecture is developed from the ultra-long instruction architecture and has been greatly improved.
- D. In a microprocessor with a complex instruction set, each instruction of the program is executed in sequence. Each operation in each instruction is also executed in sequence in sequence.
Answer: A,B,C,D
NEW QUESTION 133
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. Linux has built-in a wealth of free network service software, database and web development tools.
- B. The graphical interface makes meteorology easy to use for other systems, greatly reducing the learning cost of users.
- C. The Linux system is an open source system, relatively mature, with a complete set of permissions mechanism, and high security and stability
- D. 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.
Answer: B
NEW QUESTION 134
Stateless computing means that the physical attributes of computer servers can be configured, inherited, copied, and migrated remotely, so as to realize the automation of server deployment, replacement, and business migration. Without reconfiguration operations, computing can reach "stateless".
- A. False
- B. True
Answer: B
NEW QUESTION 135
Which of the following are not part of the business functions of Huawei's smart edge small station solution?
- A. Crowd analysis
- B. Face recognition
- C. Object recognition
- D. Vehicle identification
Answer: D
NEW QUESTION 136
There are many factors that affect the performance of hard disks, but in general, the performance ranking according to the type of hard disk should be RE: NVMe-SSD>SAS-SSD>SATA-SSD>SAS-15K>SAS-10K>SATA.
- A. False
- B. True
Answer: B
NEW QUESTION 137
GPU is widely used in the field of machine learning because of the SMD (single instruction multiple data, single instruction multiple data) architecture, while FPGAs are widely used in data acquisition and digital signal processing. Which of the following statements about FPGA and GPU are correct? (Multiple choice)
- A. GPU is suitable for batch data parallel computing
- B. The CPU has fewer execution units and can only process instructions in a single thread
- C. FPGA can program hardware according to specific application
- D. After the GPU leaves the factory, the program can be changed again according to the needs of the computer
Answer: A,C
NEW QUESTION 138
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. Network card NUMA binding core
- B. Configure NIC interrupt merge
- C. Turn on transparent memory huge pages
- D. Configure the offload function of the network card
Answer: C
NEW QUESTION 139
An Internet company wants to transplant the compiled data under X86 platform Linux to the new kunpeng platform. Which of the following statements is correct? (Multiple choice)
- A. Makefile contains march5mtune compilation parameters. If the parameters are incompatible, you need to adjust.
- B. The code error is prompted during compilation, and some codes may need to be modified according to platform differences, such as type-related macro definitions.
- C. Open source projects do not support the ARM architecture. This is very rare, and generally occurs in older project codes. The solution includes. Modify the code to find alternative libraries, etc.
- D. When compiling, encounter errors such as functions that cannot be found, missing library files, etc. Please install the corresponding library, the installation method is the same as that of the X86 server.
Answer: A,B,C,D
NEW QUESTION 140
An application consumes a lot of IO resources. In order to improve the read and write performance of the application, what adjustments should be made to the system parameters?
- A. vm.dirty_background radio=20
- B. vm.swapiness=0
- C. vm.swampiness=100
- D. vm.dirty_ background radio=5
Answer: B
NEW QUESTION 141
Which of the following main modules about the basic structure of the HPC system does not have application scenarios specificity?
- A. Job management
- B. Development tools
- C. Middleware
- D. Operating system
Answer: A
NEW QUESTION 142
Which of the following description about the management features of server clusters is incorrect?
- A. The system administrator can remotely manage a cluster or even a group of clusters, just like in a stand-alone system.
- B. The cluster software for special application scenarios has independent management interfaces and methods.
- C. An independent server cluster is equivalent to a stand-alone system on the management level.
- D. All server clusters can be managed by WebUI
Answer: D
NEW QUESTION 143
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. rack and blade deployment mixing: by a frame E9000 H2289 a minimum of 3 units, up to 16 units
- B. When the blade configuration deployment: provide a central unified external box 8 10GE interfaces, in principle, DB nodes are configured in a box.
- 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. When mixed deployment rack and blade: E9000 chassis supplied to the public 8 10GE Interface, DB nodes are arranged in E9000 chassis.
Answer: A,B,C,D
NEW QUESTION 144
TaiShan accelerator contains many subsystems, which of the following are the subsystems of TaiShan hardware products? (Multiple choice)
- A. Chip accelerator subsystem
- B. BMC subsystem
- C. Application system
- D. BIOS subsystem
Answer: A,B,D
NEW QUESTION 145
Regarding the use of hyper-converged architecture to build a private cloud solution, which of the following statements is wrong?
- A. By redesigning the data center as a software and business transmission system, the management of the data center is simplified. This architecture is that storage devices and memory are connected to the same processor network.
- B. In the private cloud hyper-converged architecture, X86 architecture servers or servers similar to Huawei Kunpeng architecture can be used to carry node functions such as computing and storage.
- C. The physical equipment including traditional servers, storage, and network equipment will be integrated into a logical architecture to provide a simplified unified maintenance and management interface.
Answer: A
NEW QUESTION 146
When configuring distributed block storage software in a hyper-converged architecture database scenario, which of the following statement about the configuration principle is incorrect?
- A. The operating system is optional, and the number is equal to the sum of the number of 2-way database nodes plus the number of storage nodes
- B. If you want to support AA dual-active configuration scenarios or use SSD as the main storage or storage pool >3, select the premium version.
- C. If you use HDD mechanical hard disks as the main storage and there are less than 3 storage pools and do not need to use AA active-active configuration, choose the basic version.
- D. The mechanical hard disk can be configured directly (SSD is required)
Answer: D
NEW QUESTION 147
Which of the following descriptions about the Apache Tomcat cluster model is wrong?
- A. In Apache modk mode, Apache will automatically detect the stopped Tomcat server, and then not send a request in the past.
- B. The advantage of the Apache R-proxy method is that it can be set to realize that apache is responsible for processing static web pages, and Tomcat is responsible for processing dynamic requests such as JSP and server.
- C. The Apache R-proxy method means that when a Tomcat stops running, Apache will still forward the request, resulting in a 502 gateway error, but this problem does not exist as long as the server is restarted.
- D. The disadvantage of Apache R-proxy is that when the stopped Tomcat server is restarted, Apache cannot detect it and will not forward the request.
Answer: C
NEW QUESTION 148
Company A purchased a batch of TaiShan servers to build a Web system. Nginx is selected as the Webserver. Which of the following statement about the Nginx process is correct?
- A. After Nginx is started, there will be a master process and a worker process.
- B. The master process is mainly used to handle basic network events.
- C. The worker process is mainly used to manage the master process.
- D. Multiple worker processes are peer-to-peer, they compete equally for requests from clients.
Answer: D
NEW QUESTION 149
Which of the following statement about Hyper-Converged Infrastruture (HCI" for short) is wrong?
- A. The key technology of the hyper-converged architecture is the use of SDS technology to build a storage resource pool.
- B. Hyper-converged infrastructure means that the same unit equipment not only has resources and technologies such as computing, network, storage and server. virtualization, but also includes elements such as backup software, snapshot technology, data deduplication, and online data compression.
- C. The hyper-converged architecture can be aggregated by multiple sets of unit devices through the network. Achieve modular and seamless horizontal expansion (scale Out) to form a unified resource pool.
- D. Hyper-converged infrastructure is a simple storage computing all-in-one machine
Answer: D
NEW QUESTION 150
FSB is the reference frequency of the CPU, the unit is MHZ, CPU FSB directly determine the CPU speed and memory data exchange.
- A. False
- B. True
Answer: B
NEW QUESTION 151
Which of the following statements about OpenStack is wrong?
- A. Is an operating platform for cloud deployment.
- B. Provides plug-in, extensible, API-driven network and IP management.
- C. OpenStack does not support stateless architecture.
Answer: C
NEW QUESTION 152
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