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السؤال #1
Which of the following descriptions about the eBackup backup system is correct?
A. The eBackup backup system can only back up FusionCompute virtual machines
B. eBackup backup system supports S3 and NAS as backup storagecorrect
C. eBackup only supports VM snapshot technology to back up VMs
D. The eBackup backup system does not support data deduplication technology
عرض الإجابة
اجابة صحيحة: B
السؤال #2
The customer environment is RedHat 6, and the HBA is Emulex LPe12002. The operating system is powered by Huawei OceanStor V3. When the storage system and the host environment are directly connected to each other, the storage host port can select the P2P topology mode.
A. TRUE
B. FALSEcorrect
عرض الإجابة
اجابة صحيحة: B
السؤال #3
As shown in the figure, the main features of this backup network mode are: (Multiple Choice)
A. Backup tasks will consume a lot of LAN resources
B. Backup tasks will consume few LAN resources
C. Backup tasks will consume a lot of CPU resources of the production system
D. Backup tasks will consume few CPU resources of the production system
عرض الإجابة
اجابة صحيحة: BD
السؤال #4
Huawei all-flash storage devices require planning and design before deployment. Which of the following does not require planning when configuring storage networks?
A. Management Network
B. Business Networking
C. IP address
D. Heartbeat Networkcorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #5
In Huawei OceanStor hybrid flash storage, the data, logs, and modification information of a database application are stored in the primary LUDN1, primary LUN2, and primary LUN3 respectively, and asynchronous remote replication is created for the three primary LUNs. When the primary LUIN2 fails, the database can be started normally through the primary storage system after the data of the primary storage system is restored using the secondary storage system.
A. True
B. Falsecorrect
عرض الإجابة
اجابة صحيحة: B
السؤال #6
In the OceanStor 9000 system, the InfoEqualizer partition cannot be P.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #7
An enterprise has an online transaction system and an email system in a 30 TB storage resource pool. The backup system has created three 10 TB Thin LUNs. Since the company is just starting out, the online transaction system and the email system have very little data. The backup system needs to import about 20 TB of old data, which exceeds the Thin LUN size, resulting in write failure.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #8
When you create a LUN on the OceanStor T system V200R002 storage system, after the initial allocation policy is set to Automatically assigned LUN1 is created, you confirm 80% of LUN1's space is in the capacity layer. When you continue creating LUN2 in the same storage pool, the ratio of its space to the performance layer must be 0%.
A. ATrue
B. BFalse
عرض الإجابة
اجابة صحيحة: B
السؤال #9
To use the storage space of OceanStor V3 more efficiently, a customer has specified file system quotas for different departments. If a soft quota alarm is generated for the file system used by department A, which methods can be used to clear the alarm and ensure that new data can be successfully written? (Multiple Choice)
A. Delete the files that department A does not need to use
B. Enable SmartDeduplication for the file system used by department A
C. Expand the file system quota for department A
D. Enable SmartCompression for the file system used by department A
عرض الإجابة
اجابة صحيحة: BCD
السؤال #10
Which of the following stages does compatibility confirmation belong to during the backup solution design process?
A. Requirements Analysis
B. Implementation Process
C. Operation and maintenance planning
D. Solution Designcorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #11
Some customer wants to deploy a OceanStor V3 to meet its capacity and performance requirements. Which of the following do we need to consider the specific hard disk configuration number? (Multiple choice)
A. bare capacity of hard diskcorrect
B. metadata space sizecorrect
C. Type of Hard diskcorrect
D. RAID typecorrect
عرض الإجابة
اجابة صحيحة: ABCD
السؤال #12
Due to business needs, a company plans to migrate business data from third-party storage to newly purchased Huawei all-flash storage devices. The business host operating system is Linux, the storage device provides block services for the host, and the multipath software is the system's built-in multipath. Before the migration, Engineer A was responsible for checking the environment. Which of the following descriptions is wrong?
A. View resource usage information through the top command
B. View disk mount information through the mount command
C. View multipath information through the upadmin commandcorrect
D. View disk information through fdisk -l command
عرض الإجابة
اجابة صحيحة: C
السؤال #13
M Company plans to build an off-site disaster recovery center with a disaster recovery distance of 1000KM. The company's daily business growth is 2GB, the data synchronization time is up to 8 hours a day, and the bandwidth utilization rate is about 70%. In this scenario, what is the minimum network bandwidth required to meet the demand?
A. 665KBps
B. 702Kbps
C. 785KBps
D. 834KBpscorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #14
Which statements are true about Huawei OceanStor V3 WORM feature? (Multiple Choice)
A. When a file is in the locked state, the file protection duration can be manually prolonged or shortened
B. A locked file will shift to the expired state if the file system WORM clock value is greater than the file atime value
C. After the WORM file system compliance clock has exceeded the file expiration time, an appending file will shift from the appending state to the expired state
D. Only files of 0 byte can shift from the locked state to the appending state
عرض الإجابة
اجابة صحيحة: BCD
السؤال #15
The customer needs to create a new OLAP backup database for batch import of online database data at night. The data file capacity is about 20TB. The storage array is Huawei OceanStor hybrid flash storage. The stable write bandwidth is required to reach 1800MB/s. Which of the following configurations best meets the customer's requirements?
A. Use 600GB 15K rpm SAS disk and configure 8D+1 P RAID5
B. Use 2 TB NLSAS hard disk and configure 8D+1 P RAID5
C. Use 600GB 15K rpm SAS hard disk and configure RAID10
D. Use 2TB NLSAS hard disk and configure 8D+2P RAID6correct
عرض الإجابة
اجابة صحيحة: D
السؤال #16
A customer deploys a set of OceanStor V3 storage in two cities and adopts asynchronous remote replication networking between the two storage arrays. Which of the following statement is correct? (Multiple choice.)
A. The automatically created Asynchronous Remote Copy snapshot can either be a private quick pick or a public one
B. In a DR scenario, it is recommended to create a virtual snapshot of the secondary LUN and map it to the host for access
C. In remote replication link networking, parallel networking is better than crossover networking
D. The number of LUNs in the consistency group should be as small as possible, and only the LUNs that have write dependencies on the same application are
عرض الإجابة
اجابة صحيحة: CD
السؤال #17
About Huawei OceanStor18000 Smart Matrix architecture, which is not correct?
A. Scale-out: storage resources to expand as needed to increase the engine performance can be realized, capacity increases linearly
B. All exchange: use PCIE 1
C. inherent load balancing: Full live controller, balanced load sharing, improve storage resource utilization
D. fully redundant: all component redundancy, intelligent switching component failure to meet the stringent business continuity requirements
عرض الإجابة
اجابة صحيحة: B
السؤال #18
Currently, there are more and more demand for centralized storage of different types of services, and different types of services have different storage requirements. A company plans to purchase a set of OceanStor V3 storage, configure 10 600GB SSD disks, 20 1.2T SAS disks, 40 4TB SATA disks, and plan to deploy oracle database, Exchange mail application and video application on this storage device. Which of the following configurations can improve overall business performance? (Multiple choice)
A. Set 4 SSD to SmartTien and configure all remaining disks into one disk domain and one storage pool and enable SmartTier
B. For the LUN that provides the Oracle datastore, the write cache is set to WriteBack
C. Create separate disk domains and storage pools for video applications
D. Enable SmartTier for LUN that provide mail data storage, and set the migration policy to automatic migration
عرض الإجابة
اجابة صحيحة: ABCD
السؤال #19
A server installed Suse enterprise 11 is configured with SSD hard drive, what kind of block device IO scheduling algorithm should we configure?
A. noopcorrect
B. anticipatory
C. deadline
D. cfq
عرض الإجابة
اجابة صحيحة: A
السؤال #20
In an OceanStor V3 system storage array, all the snapshots of a LUN occupy no more space than the LUN.
A. True
B. False
عرض الإجابة
اجابة صحيحة: B
السؤال #21
The MTTR indicator is used to describe the average continuous failure-free time during operational use or testing.
A. Truecorrect
B. Falsecorrect
عرض الإجابة
اجابة صحيحة: AB
السؤال #22
A company purchased a set of Huawei hybrid flash storage. The host is connected to the storage through a fiber optic switch. When planning the configuration of the fiber optic switch, which of the following options is the best configuration?
A. Each zone contains only one host port and one storage portcorrect
B. Each host only needs one fiber port to connect to the switch
C. All ports of each fiber optic switch are divided into one zone
D. Always use high-end fiber switches to ensure network performance
عرض الإجابة
اجابة صحيحة: A
السؤال #23
Which of the following file protocols is not included in the file service configuration of OceanStor Pacific series products?
A. NFS
B. CIFS
C. NTFScorrect
D. DPC
عرض الإجابة
اجابة صحيحة: C
السؤال #24
Which steps required on the target side in the Exchange 2013 DAG migration solution? (Multiple choice)
A. new create CAS servercorrect
B. new create Mailbox servercorrect
C. Add the target Mailbox server to DAGScorrect
D. Add a database copy to the source Mailbox server
عرض الإجابة
اجابة صحيحة: ABC
السؤال #25
The three levels of Simpana backup architecture system are: (Multiple choice)
A. backup servercorrect
B. Media Servercorrect
C. backup media
D. backup clientcorrect
عرض الإجابة
اجابة صحيحة: ABD
السؤال #26
Which of the following descriptions of DME architecture characteristics is wrong?
A. Distributed microservice architecture, high reliability
B. Supports the management of large-scale storage devices
C. The system is fully open to the north and south
D. Can only take over Huawei storage devicescorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #27
A company's business host runs the Linux operating system (CentOS for example). When the storage engineer collects performance data, he needs to use the Linux system performance monitoring tool. Which of the following operations is wrong?
A. Use the top command to view CPU usage
B. Use the df command to view storage space
C. Use the iostat command to view disk IO
D. Use the free command to view network IO informationcorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #28
Which of the following is not a processing step for online deduplication in OceanProtect professional backup storage?
A. Computing fingerprints
B. Fixed-length shardingcorrect
C. Fingerprint table comparison
D. Return fingerprint index
عرض الإجابة
اجابة صحيحة: B
السؤال #29
In Huawei OceanStor 9000, the CA that processes write requests divides data into strips based on the protection level and writes data strips into non-volatile dual in-line memory modules (NVDIMMs) if the corresponding nodes. Then these nodes calculate and write parity strips into their NVDIMMs. After all these nodes have successfully written parity strips, the write operation is successful.
A. TRUE
B. FALSE
عرض الإجابة
اجابة صحيحة: B
السؤال #30
Which of the following is not a feature that Huawei uses in migration?
A. Migration Director
B. Smart Migration
C. Smart Virtulization
D. SVCcorrect
عرض الإجابة
اجابة صحيحة: D

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