In the process of data processing in various industries in the era of big data, there will be challenges. What challenges will the public security criminal investigation industry encounter? (multiple choice)
At Oceanstor 9000, Huawei adopts the Scale-out architecture for big data features and uses a big data storage platform launched through X86 architecture hardware.
Which of the following is incorrect about the unpacking inspection?
The following is true about the Huawei Oceanstor 9000 product software component description?
The evolution of big data technology is from distributed storage to cloud storage, from intelligent analysis to distributed analysis.
(Optional) Which of the following modules or devices is not supported by the Huawei OceanStor 9000 FRU replacement tool?
When performing maintenance on the Huawei OceanStor 9000 system, it is recommended that the system administrator perform routine checks on the account. The contents of the check include: (multiple choice)
Huawei OceanStor 9000 alarm notification methods include email notification and SMS notification.
Which of the following descriptions about the cache in Huawei OceanStor 9000 is wrong?
The Huawei OceanStor 9000 integrates the hard disk resources of all nodes through DFS to provide a unified namespace.
With Huawei OceanStor 9000 DeviceManager, we can view the real-time OPS performance indicators of the system.
The daily inspection performance indicators of the big data storage system include:
The description of the analysis and adjustment of the Oceanstor 9000 system NAS server parameters is wrong: (multiple choice)
The minimum number of nodes in the Huawei OceanStor 9000 system is 3, and these 3 nodes can be of different types.
Which of the following statements about the oceanstor 9000 InfoLocker feature is incorrect?
(Judgment) OceanStor9000 Wushan distributed file system, supports online node expansion, linear increase in storage capacity and computing power, most
End users with linearly increasing bandwidth and concurrency
(Optional) When the following occurs, the Huawei OceanStor 9000 system does not start load balancing?
(Judge) Through the Huawei OceanStor 9000 Device Manager, we can view the real-time OPS performance indicators of the system.
(Multiple choices) IDC's description of big data features Which of the following are correct?
Which of the following types of nodes are provided by Huawei Oceanstor 9000? (multiple choice)
In the Oceanstor 9000, if the data protection level is set to 4+2, the corresponding metadata will generate 3 identical images.
(Optional) In Huawei OceanStor 9000, which of the following is not supported by NFS sharing?
(Multiple choices) Description of the CIFS protocol Which of the following are correct?
When the Oceanstor 9000 balancing policy switch is disabled, the node is expanded, the node is deleted or disabled, the hard disk is added, the hard disk is pre-disabled, and the disk is slowed down.
In the scenario, the system does not generate a balancing task. However, if the balancing policy switch is turned on after the node is deleted, the system automatically completes the data balancing.
When performing maintenance on the Huawei OceanStor 9000 system, you need to keep the root password of the system. Pay attention to the encryption when the password is transmitted. Mail delivery password.
The Huawei OceanStor 9000 InfoTier file pool policy will determine the storage location of the file creation and the target grading when the file is re-striped.
Which one is incorrect about the file pool strategy?
Which of the following descriptions of InfiniBand technology is wrong?
In a city, if the Municipal Public Security Bureau needs to regularly archive video surveillance within the jurisdiction of each police station, in such an application scenario, such as
With the solution provided by Oceanstor 9000VIRC30, which of the following node types should be recommended for customers?
Which of the following is incorrect for the description of the Huawei OceanStor 9000 product?
(Optional) Which of the following modules or devices is not supported by the Huawei OceanStor 9000 FRU replacement tool?
Which of the following statements about the file sharing protocols of the OceanStor 9000 are correct? (Select three)
In the IB networking solution of the OceanStor 9000, which of the following statements about the IP address planning of the front-end service network is correct?
The HUAWEI OceanStor 9000 can be managed using web browsers. If an OceanStor 9000 storage system uses default settings, which of the following entered in the browser address box is correct?
The mirrored-stripe file system of the N8500 clustered NAS storage systems is ideal for scenarios that require high data security and read/write performance. Which of the following is the major technical feature of the mirrored-stripe file system?
Which of the following are necessary components of the NAS storage system architecture? (Select three.)
Which of the following statements about the simple file system of the N8500 clustered NAS storage systems is incorrect?
Object storage encryption ensures data security based on the following levels: track check, slice check, object check, and packet check.
When planning RAID for an N8500 clustered NAS storage system, you are advised to configure RAID 10 for database services and random read/write services.
The OceanStor 9000 can be installed in a Huavvei-supplied cabinet only,
Which of the following statements about the OceanStor Toolkit installation of the OceanStor 9000 is incorrect?
Which of the following statements about reading and writing an N8500 clustered NAS file system mirror and the best practices are correct? (Select three)
In an OceanStor 9000 storage system, the calculate quota is set to 50 GB for user A to access the /dir directory. When the amount of data that user A writes exceeds 50 GB in the /dir directory, the system allows user A to continue to write data in the /dir directory.
You can use the HUAWEI OceanStor Toolkit to perform the operations such as preventive maintenance, information collection, and upgrade for the HUAWEI OceanStor 9000.
The OceanStor 9000 WushanFS supports online node expansion. The storage capacity and computing capability are increased linearly, providing linearly increasing throughput and concurrency capabilities for users.
If the internal link is faulty in an N8500 clustered NAS storage system, which of the following items can be skipped during troubleshooting?
Which of the following statements about the file system used by the OceanStor 9000 is incorrect?
Which of the following statements about NewSQL databases are correct? (Select three)
In an OceanStor 9000 storage system, the management IP address is 100.16.100.3, the front-end service network segment is from 192.168.100.1 to 192.168.100.20, the dir00l directory is shared, and the share path is /dir00l. Which of the following statements about the share access are correct? (Select two)
An OceanStor 9000 storage system is deployed using the OceanStor Toolkit. Which of the following statements about the settings of the OceanStor Toolkit configuration file are correct? (Select two)
Which of the following is the correct N8500 configuration procedure?
If homedir is enabled and a directory is specified, the OceanStor 9000 will automatically create a user directory for each user in the specified directory when local users or domain users access the OceanStor 9000 from clients for the first time. The users are authorized to read and write their own user directories. Other users, however, cannot access those user directories by default.
Compared with a relational database, which of the following are advantages of NoSQL? (Select three)
Which of the following statements about the VxVM implementation mechanism employed by an N8500 are correct? (Select two)
A 2-node N8500 clustered NAS engine is a 4 U enclosure. The heartbeat links between the two nodes are set up based on the internal PCIe channels.
In performance optimization of the N8500 clustered NAS storage systems, the top command is runand the following output is displayed:
top - 01: 06: 48 up 1: 22, 1 user, load average: 0.06, 0.60, 0.48 Tasks: 29 total, 1 running, 28 sleeping, 0 stopped, 0 zombie Cpu(s): 0.3% us, 1.0% sy, 0.0% ni, 98.7% id, 0.0% wa, 0.0% hi, 0.0% si Mem: 191272k total, 173656k used, 17616k free, 22052k buffers Swap: 192772k total, 0k used, 192772k free, 123988k cached
Which of the following statements is incorrect?
Which data protection levels can be configured for an OceanStor 9000 storage system that consists of 10 nodes? (Select two.)
The networking of an HUAWEI OceanStor 9000 big data storage system includes which of the following? (Selectthree)
Which of the following interface cards can be installed in the PCIe expansion slot on the P node of the OceanStor 9000? (Select three)
When configuring an N8500 clustered NAS engine, a user must specify the start and end physical IP addresses and the start and end virtual IP addresses.
The HUAWEI OceanStor Toolkit V100R001 is used for preventive maintenance. The preventive maintenance wizard does not include which of the following?