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Which of the following is correct about the InfoStamper feature of an OceanStor 9000 storage system: (multiple choice)
In VMware virtualization environment, if the user wants to migrate a VM from one ESXi host to another with no downtime, (_) can be used for this; if the user wants to migrate virtual machine storage disk files to another storage array with no downtime, (_) can be used.
Which statements are true about Huawei OceanStor V3 HyperMirror feature? (Multiple Choice)
Which of the following is true regarding a primary reason why a business would buy an N8500 (V200R001) cluster system for database services.
A customer requires 60 TB of storage space available on an OceanStor V3 storage system to store service data. How many disks will be used if the customer installs 600 GB 15K RPM SAS disks and creates a pool with RAID 5 (8D+1P) using a low hot spare policy? (Select the closest number without considering the required data protection space.)
The Simpana service does not start on a Unix platform. You execute the simpana list no PID display information, and the simpana restart command also shows there is a service running. True or False, this problem can be solved by removing the client server tmp directory. lock_Galaxy file.
Customers need to migrate 10TB service data from a manufacturer's mid-tier storage to Huawei OceanStor S5600T (V100R005), storage array, A total of 120 LUN carrying oracle, ESXI virtual machine business plans to use VIS6000T local image data migration. Based on this, which of the following is incorrect?
Which of the following is the wrong mode of operation when checking on a problem with the VMFS datastore for ESXi5.5 using the VMware ondisk metadata analyzer (VOMA)? (Assume the LUN NAA ID is naa.60022a110009a8a800042e1800000000: 1).
What are the design information research activities in a backup solution? (Multiple choice.)
Which of the following description is correct about simpana backup software snapshot? (Multiple choice.)
Which of the following feature is correct about the OceanStor V3 volume mirroring? (Multiple choice.)
True or False, With Simpana remote deduplication, when the data is transferred from the source to the target, the source of the data block is transmitted with first hash ratio. There is no need to transfer any data if the block was previously transmitted.
During the migration of SAN storage by LVM from AIX, the data migration designer is in a very important stage. Prior to accessing new devices, there are a number of issues that needs to be considered to help with data migration design, including: (Multiple choice.)
The Redhat Linux Enterprise 6 cp command is used to complete the operating system data migration. What steps are needed to verify the transfer? (Multiple choice.)
Customers use Redhat Linux enterprise 6 LVM to manage user data disks in the cluster. When using pvmove data migration you can not enforce OK. What is a possible reason for this.
True or False, in an OceanStor V3 series storage array, all the snapshots of a LUN occupy not more space than that of the LUN.
In the OceanStor 18000 storage system, a 15K RPM SAS disk is used. Assuming that the average seek latency of this type of disk is 6 ms. which type of disk can provide a single disk IOPS?
Disaster recovery project information research mainly includes information about who, what, and why. What is the following information background? (multiple choice)
Which of the following features is supported by OceanStor V3 Thin Lun? (Multiple choice)
A hospital bought a Huawei OceanStor 9000V100R001C30 storage device for storing business data. According to the relevant laws and regulations, which of the following descriptions of data loss prevention is wrong?:
Which of the following description of the application of NDMP backup on the OceanStor 9000 V100R001C30 is wrong?
The RMAN command dbms-rcvcat in the three PL / SQL packages is used to query the recovery catalog and target database control files, such as the list, report commands or a call to the package.
When the oracle database is in an open state, which of the following is the correct oracle database recovery action?
When you install the Simpana backup client on a virtual machine and perform a backup, the backup job status becomes pending and reports an error message "Cannot decode packet header: invalid start signature ", which of the following may be the cause of this problem?
A customer project deploys an 8-node OceanStor 9000 C Node with full front-end and back-end IB networking. The device is powered on and completes all front-end network ports. During customer front-end business switch interoperability testing, engineers will perform Oceanstor 9000 software installation and deployment. What is considered a best practice for this?
With OceanStor V3 storage, which of the following businesses use smartTier features to improve storage system performance and reduce user costs? (Multiple choice)
SQL Server database administrator found that SQL Server is running out of space, you want to delete unnecessary databases to get more space.
Which of the following databases will be deleted once the database engine is abnormal or the upper business interruption?
When the storage controller BBU is damaged, the controller automatically sets the IO write policy to transparent and is locked to ensure data reliability. Before the fault is recovered, it can be forced to write back.
VMFS provides automatic cluster file system functionality and intelligent cluster volume management. Which statements are true about VMFS5?
(Multiple Choice)
The OceanStor V3 storage system has 96 hard disks in one hard disk domain. To maximize the performance of the hard disk, it is recommended to use the LUNs in the hard disk domain.
The total number of hard disks is not less than:
When a customer uses simpana software, CS can not start normally and you need to recover the CS. Which of the following situations will cause the restoration to fail?
In deploying a backup network, in order to guarantee the best performance that can be brought to the iSCSI network, which the following statements are correct (multiple choice)
The Oceanstro 18000 hosts the VDI service with 20% and 80% of the front-end load read and write workload respectively, which requires 20000 IOPS for the business.
Choose 10K RPM SAS hard disk (assuming the average time to find 3ms) using RAID5. In this scenario, the minimum storage system hard drive configuration required is:
Using Simpana to achieve a complete Exchange backup requires at least which of the following components? (Multiple choice)
A customer needs 60TB of capacity. If you use 600G 15K SAS disks using Oceanstot V3 storage, create a RAID 5pool (8D + 1P), with low hot standby strategy, please estimate at least how many hard drives are needed? (Choose the closest value, assuming you do not consider the need for data protection space)
Due to business needs, when a reboot operation is performed on a VTL6900 (including the VTL engine, SIR engine, storage unit, and optical switch) which description is correct? (Multiple choice)
Which of the following are the basic principles of storage troubleshooting? (multiple choice)
Which of the following is not an authentication method supported by the OceanStor 9000 NFS protocol?
The OceanStor 9000 log analysis tool is used to analyze the results of information collected and propose solutions to problems using on-site product maintenance tools. Which of the following statements are wrong regarding the use of log analysis tools? (Multiple choice)
Hot-plugging refers to replacing, adding, upgrading, and removing hardware devices without shutting down the system or power supply. Hot plugging of PCIE is a kind of "no surprise" strategy, that is, when the user unplugs the interface card, you must first notify the system.
To cluster the server's public IP address in an Oracle RAC deployment process, a private IP address is written to the / etc / hosts file, along with the Virtual IP address, cluster unique access IP address and public IP. Which of the following configuration is correct? (all subnet masks are 255.255.255.0)
In a Huawei disaster recovery plan, in order to implement the one-click disaster recovery operation for Oracle applications, you must configure the recovery in Replciation Director Plan. What configuration actions do you need to do on the Replication Director side before configuring the recovery plan? (Multiple choice.)
True or False, all OceanStor Unified Storage Array disks have the ability to store dirty data after a sudden power failure
OceanStor V3 storage resources are mapped to the bare devices on the host. The host creates a dedicated file system on the host. The test tool is used in the file system. The system produces a large number of 13KB size files, you randomly read these files to test the response time. Changing the prefetch length of 16KB can improve system performance in this case.
The figure shows an N8500 (V200R001) NAS engine chassis. The two NAS engine nodes in the chassis form a two-node N8500 NAS cluster. Which description of the front-end and back-end network planning of the cluster is correct. (Multiple choice.)
In an active-active disaster recovery solution configured with inter-site FC switch connection. When the distance between sites exceeds _____ km, you need to configure long-distance transmission.
TESTED 26 Apr 2024