H13-629 : HCIE-Storage : Part 13

H13-629 : HCIE-Storage : Part 13

1. 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?

   • Check the compatibility list of the VIS 6000T to determine if all the storage devices are compatible with the VIS6000T
   • Check the number of fiber switch ports to ensure that each node and switch VIS6000T redundant links
   • Check if there is enough room for DCO configuration
   • Confirm that heterogeneous common storage multipathing software and Ultrapath multipathing must be compatible

2. 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%.

   • True
   • False

3. At the beginning of the VTL6900 system input, you need to prepare the physical device. As shown in the figure, the VTL6900 is the cut-off point of a physical device node on the VTL console. On the physical equipment to prepare this step, which description is correct? (multiple choice)

   • The equipment in the picture has completed the equipment preparation step
   • The corresponding LUN in the figure is a LUN created on the service hard disk of the engine
   • Change the equipment status is normal
   • The process of preparing a physical device is the process of virtualizing a LUN mapped from an array, similar to a quick format

4. Which of the following is not true about the Huawei OceanStor 18000 Smart Matrix architecture:

   • scale-out: storage resources on-demand expansion, increase the engine to achieve performance, linear increase in capacity
   • Full Exchange: The use of PCIE1.0 full switching interconnect, providing sufficient switching bandwidth to meet the stringent performance requirements
   • Inherent Load Balancing: The controller is alive and well-balanced load sharing to improve storage resource utilization
   • Full redundancy: Redundancy of all components, intelligent switchover of component failures to meet stringent business continuity requirements

5. An enterprise has purchased two sets of HUAWEI OceanStor 9000 devices. To ensure the security of the data, one set provides storage for the production site and the other set is on the disaster recovery site to provide data redundancy. If the two Huawei Oceanstor 9000 storage system are to establish remote replication, which of the following is wrong?

   • Recovery strategy supports both manual and automatic methods
   • synchronization rates are high, medium and low third gear
   • The type of synchronization is manual, the timing is started after the synchronization starts, and the timing is delayed after the synchronization is completed
   • When the synchronization type is set to manual, there is no need to set the timing duration
     If the synchronization type is set to be either custom waiting when synchronization starts or when waiting for customization after synchronization, you need to set the timing duration

6. In the disaster recovery solutions provided by Huawei in Hong Kong and China in three different centers, which of the following combinations are recommended for the selection of networking and replication technologies?

   • City Ethernet, asynchronous data replication
   • City FC network, synchronous data replication
   • Off-site Ethernet, asynchronous data replication
   • remote FC network, synchronous data replication

7. Which of the following commands will test the heartbeat disk connectivity?

   • Run / usr / bin / readvgcla-V dhbvg -F status on node A and run / usr / bin / putvgda_V dhbvg -a on node B.
     status = 1
   • Run / usr / sbin / rsct / bin / dhb_transmit hdisk8 on Node A and run / usr / sbin / rsct / bin / dhb_receive on Node B
     hdisk8
   • Run / usr / sbin / rsct / bin / dhb_read-p hdisk8 -r on node A, / usr / sbin / rsct / bin / dhb_read-p hdisk8 -t
   • Run echo 1 | / usr / bin / dd of = / dev / rhdisk10 bs = 4k skip = 2 count = 1 on Node A and run on Node B
     command / usr / bin / dd if = / dev / rhdisk10 bs = 4k skip = 2 count = 1

8. A client has 1100GB of data, including a backup window of 3 hours. The customer network uses GE networking. In order to meet customer backup requirements, you can only choose LAN free backup networking.

   • True
   • False

9. Which of the following is incorrect regarding the Sompana oracle backup configuration?

   • In the backup parameter settings “max open files” parameter defines the maximum number of files to be read in parallel per channel, which is the RMAN MAXOPENFILES parameter
   • “Command line backup” and “Log Backup” select the storage strategy for the database and archive logs, both need to choose the same storage strategy
   • The “data files per BFS” parameter in the backup parameter settings specifies the number of data files that can be simultaneously written to the same Back Set number
   • To achieve Oracle RAC table-level recovery, the backup parameter settings must be in the “option” tab check the “enable table browse “option

10. The WORM feature of OceanStor V3 adds the WORM attribute to the common file system so that files in the file system can only be read not be written.

    • True
    • False

11. VMware cluster HA technology uses the agent program on each virtualized physical host to communicate with the vCenter server. If the communication is down, the vCenter will retry the communication and determine through arbitration whether the host fails.

    • True
    • False

12. Which of the following statements is correct regarding Global Simplification?

    • You can choose global deduplication as a storage policy when creating subclients
    • You can modify the existing storage policy to global deduplication
    • Global deduplication policies can be referenced by multiple deduplication policies
    • Global deduplication and parallel deduplication can not be used at the same time

13. Zone change on a FC switch will send the switch to send RSCN to the device in a Zone. Which fabric service is responsible for collecting the status of the fabric change information?

    • Fabric Server
    • Fabric Controller server
    • Name Server
    • Management Server

14. The following description of the AIX system command is incorrect:

    • Toc heck whether the UltraPath is installed successfully:
      #lslpp -l UPforAIX *
    • To check the disk is recognized correctly:
      # lsdev-Cc disk
    • To check the WWN number of the HBA:
      #lscfg -pvl fcs0
    • To modify the network card IP address:
      #lsdev -Cc if

15. In a Redhat Linux Enterprise 6 system, how do you safely uninstall the kernel driver?

    • use rmmod + driver name, remove directly
    • Directly uninstall the driver rpm package
    • kill directly kill the drive process
    • use modeprobe-r + driver name, remove directly

16. Huawei N8000 cluster NAS system which can meet the following requirements?

    • A TV station needs 20 departments and 10-15 businesses in each department. Each business uses a separate file system
    • a program distribution system, windows and linux client distribution using cifs and nfs protocol to write the program video, but the two are not written into the video
      Complex, FTP client and then read the video file prepared broadcast
    • A school multimedia video-on-demand business, you need to provide network disk address to the school’s 5000 teachers and students, for everyone at any time for online courses.
    • A research institute of high performance computing business, Xu provide 8GB / s stable read bandwidth

17. VIPs in Oracle a RAC systems are created by VIPca scripts during the final stages of installing clusterware and are registered as CRS resources and bind to the public network card for each node.

    • True
    • False

18. A customer RAID 5 fails in the OceanStor v3 storage array. After the engineer reclaims the RAID group to the degraded state through commands, the RAID group tries to rebuild, but reconstruction failed many times, which of the following is correct (multiple choice).

    • Recovery of the RAID group can be done by recovering the first failed hard disk
    • Recovery of the RAID group can not be done by recovering the first failed hard disk
    • Recovery of the Raid group by recovering the first failed hard disk, the recovered data will be lost for a period of time
    • Recovering the Raid Group by Recovering the First Erased Hard Disk, the recovered data is not available

19. The CIFS share cifs_share_001 is configured through the OceanStor deviceManager management interface of OceanStor 9000, and the configured share properties are as follows:

    (1) share named cifs_dir_001

    (2) read-only access

    (3) Using local authentication user mode, user name cifsuser001, password Password @ 123;

    One of the front-end IP addresses of the OceanStor 9000 storage system is 96.69.35.7.

    Which of the following descriptions is correct?

    • Enter the windows 7 PC \\ 96.69.35.7, prompted to enter the user name password, see the shared path name ing into cifs_share_001
    • directly in the address bar enter \\ 96.69.35.7 \ cifs_dir_001 and enter the user name password, you can open the shared path, you can browse this total
      Enjoy the file under the path
    • In the address bar, type \\ 96.69.35.7 \ cifs_dir_001 \ a.txt, follow the prompts to enter the user name password, you can not open the a.txt file
    • in the address bar enter \\ 96.69.35.7 \ cifs_dir_001, you can create a new file in this path B.doc

20. When designing SQL server database disaster recovery, the calculation of disaster recovery capacity must consider which of the following file size? (multiple choice)

    • control file
    • data file
    • log file
    • configuration file