Question 1

A site data volume of 600GB, A, B site replication bandwidth between 40% of GE network resources, asynchronous remote replication synchronization type settings. Timing for the beginning of synchronization is 180 minutes, 9:00 AM initial synchronization of data. When will the next time synchronization start?

Accepted Answer

A)  10:25 
B)  12:00 
C)  15:00 
D)  15:20

Question 2

Which of the following describes the correct process of disaster recovery and Huawei disaster recovery solution?

Accepted Answer

A)  The disaster recovery side to create a snapshot Map the snapshot to the disaster recovery host Disaster Recovery Host scans the disk Start disaster recovery application Test disaster recovery applications 
B)  Forcibly switch the replication relationship Map lun Test application started successfully Resume production business 
C)  Stop production application and dismiss the host mapping Switch the replication relationship 
D)  Release the host mapping

Question 3

iSCSI protocol is mapped on the TCP protocol. For a TCP encapsulation of iSCSI protocol insulation, which of the following parts are not included?

Accepted Answer

A)  TCP Header 
B)  IP Header 
C)  ISCSI Header 
D)  ISCSI data

Question 4

VMware cluster high availability technology enables proxies and Vcenter servers on each physical virtualization host to perform proxy communications. Vcenter retry and arbitration can be used to determine if there is a failure of this host

Accepted Answer

A) True 
 B)False

Question 5

When using lvm to create a mirrored logical volume, you should choose what kind of log file to save in order not to impact performance and quickly recover from a single drive failure?

Accepted Answer

A)  store the log in memory 
B)  Store the log in any one of the two PVs 
C)  Store the log in the third PV of the current VG 
D)  Save the log in another VG pv

Question 6

According to the backup plan, the storage capacity required by site A is 3000GB and the storage capacity required by site B is 1500GB. The deduplication ratio is 3.  Based on this, what is the back end capacity?

Accepted Answer

A)  4500GB 
B)  3500GB 
C)  2500GB 
D)  1500GB

Question 7

The administrator creates two libraries (Library # 1, Library # 2) in the Console interface and creates a storage policy using Library # 1 Policy # 1. The administrator wants the storage policy to be able to save the backup jobs in two libraries in turn. How the storage policy should be set? (Multiple choice.)

Accepted Answer

A)  Add Library # 2 path for Policy # 1 
B)  Configure the data path to "Use Alternate Data Paths" mode 
C)  Set the data path to Round-Robin between Data Paths 
D)  Configure the data path to "Use preferred Data Path" mode

Question 8

Huawei Oceanstor 900 adopts erasure code technology to protect the data. If an office has six nodes, and the customer wants to have one office, what redundancy model protection level can be used? (Multiple choice.)

Accepted Answer

A)  4 + 3: 1 
B)  6 + 3 
C)  4 + 2 
D)  12 + 3: 1

Question 9

The iSCSI protocol is mapped on the TCP protocol. For a TCP encapsulation of the iSCSI protocol packet, which of the following parts are not included?

Accepted Answer

A)  TCP Header 
B)  IP Header 
C)  ISCSI Header 
D)  ISCSI data

Question 10

Which of the following is a description of the UltraPath multipath setting? (Multiple answers)

Accepted Answer

A)  The mode of operation of the array can be in-controller load balancing or inter-controller load balancing. 
B)  Load Balancing Mode Including wheel training algorithm, the maximum queue depth algorithm, the maximum workload algorithm. 
C)  After the connection is interrupted between the LUN home controller and the host, the host accesses the LUN through the peer controller. In this case, the over-trail software defaults the switched home controller of the LUN to the remote controller. 
D)  When multipath detects a preferred controller failure recovery, the I / O is resumed immediately at the preferred controller by default.

Question 11

In a disaster recovery plan design, RTO and RPO are the most basic standards.  For example, you need to start recovery within half a day after a disaster and the RTO value is twelve hours.

Accepted Answer

A) True 
 B)False

Question 12

Huawei HyperMetro active-active disaster recovery supports heterogeneous storage. Therefore, an OceanStor V3 storage system and a Huawei certified third-party storage system can work in active-active mode based on HyperMetro.

Accepted Answer

A) True 
 B)False

Question 13

Which Huawei oceanstro V3 storage system prefetch strategy is correct?

Accepted Answer

A)  Intelligent prefetching for a single data stream read application, or cannot determine the sequence of read applications 
B)  variable prefetching suitable for fixed-size sequential read applications, such as multi-user liunx media on demand, users use the same code stream 
C)  Fixed prefetch for database applications 
D)  Not prefetched for multi-user multimedia on demand

Question 14

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.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following are correct regarding the Huawei Oceanstro 9000 V100R001C30 products for video monitoring services? (multiple choice)

Accepted Answer

A)  To improve the reliability of the video data storage device, the user turns on the securevideo feature of the data disk using a 4 + 1 protection level 
B)  The user turns on the securevideo feature, with two data corruptions if the data disk uses a 4 + 1 protection level and only 3 for a write operation 
C)  Users open the securevideo feature data consistency scanning, the system does not complete the data files, will be cleaned up 
D)  After the user turns on the securevideo feature, the file corruption event has been reported while reading and writing files, and the data recovery failure alarm is no longer reported

Question 16

Huawei OceanStor 18000 engine, SVP, disk enclosure, and PCIe switch interconnection must be in accordance with certain rules and order. Which of the following statement is incorrect?

Accepted Answer

A)  The SVP needs to connect multiple engines through two PCI-e switches, and each engine's controller needs to be connected to a PCIe switch to ensure that the link redundancy provides reliability. 
B)  When the control plane is connected to the network, when the engine and the PCIe switch are interconnected, the port P0 of the A3 slot and the PCI switch PCI port can be used pick up. 
C)  Huawei OceanStor 18000 can be used to install SAS interface modules and interconnect disk enclosures in slot 0 and slot 5 of the Huawei OceanStor 18000.

Question 17

Which of the following copy is supported by OceanStor V3 remote file system?

Accepted Answer

A)  Synchronous and asynchronous replication 
B)  Simultaneous replication 
C)  Asynchronous replication 
D)  support multiple file system consistency replication

Question 18

Two Standard Edition N8500 nodes created two file systems, namely fs01 and fs02 and the file systems are online.  If the two file systems are set, then which of the following will appear?

Accepted Answer

A)  The file system is automatically offline and can not be pulled manually 
B)  The file system is automatically offline, but it is also manually pulled 
C)  file system will not automatically offline, but if you manually offline it and then try it offline 
D)  The file system does not automatically offline, but it will succeed if you manually try to bring it offline again

Question 19

What commands are used for viewing SCSI controller information on Linux systems with Qlogic HBAs?

Accepted Answer

A)  lspci | grep SCSI 
B)  cat / proc / scsi / scsi 
C)  cat / proc / scsi / qla2300 / 1 | grep port 
D)  lspci | grep Ethernet

Question 20

In the N8500 (V200R001) clustered NAS system, when the created file system is used for applications accessing large files sequentially, which of the following is correct?

Accepted Answer

A)  In order to allow clients to access a single file system, N8000 can provide higher bandwidth and capacity, it is recommended to create a striped file system 
B)  Large file access business is a large IO sequential read and write, choose a smaller size of the strip and block size to provide higher bandwidth 
C)  From a performance perspective, it is recommended that the total number of files in a single file system be less than 80 million 
D)  For reliability, the recommended number of file systems is less than 40

Exam 11: HCIE-Storage

Which of the following describes the correct process of disaster recovery and Huawei disaster recovery solution?

iSCSI protocol is mapped on the TCP protocol. For a TCP encapsulation of iSCSI protocol insulation, which of the following parts are not included?

VMware cluster high availability technology enables proxies and Vcenter servers on each physical virtualization host to perform proxy communications. Vcenter retry and arbitration can be used to determine if there is a failure of this host

When using lvm to create a mirrored logical volume, you should choose what kind of log file to save in order not to impact performance and quickly recover from a single drive failure?

According to the backup plan, the storage capacity required by site A is 3000GB and the storage capacity required by site B is 1500GB. The deduplication ratio is 3. Based on this, what is the back end capacity?

Huawei Oceanstor 900 adopts erasure code technology to protect the data. If an office has six nodes, and the customer wants to have one office, what redundancy model protection level can be used? (Multiple choice.)

The iSCSI protocol is mapped on the TCP protocol. For a TCP encapsulation of the iSCSI protocol packet, which of the following parts are not included?

Which of the following is a description of the UltraPath multipath setting? (Multiple answers)

In a disaster recovery plan design, RTO and RPO are the most basic standards. For example, you need to start recovery within half a day after a disaster and the RTO value is twelve hours.

Huawei HyperMetro active-active disaster recovery supports heterogeneous storage. Therefore, an OceanStor V3 storage system and a Huawei certified third-party storage system can work in active-active mode based on HyperMetro.

Which Huawei oceanstro V3 storage system prefetch strategy is correct?

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.

Which of the following are correct regarding the Huawei Oceanstro 9000 V100R001C30 products for video monitoring services? (multiple choice)

Huawei OceanStor 18000 engine, SVP, disk enclosure, and PCIe switch interconnection must be in accordance with certain rules and order. Which of the following statement is incorrect?

Which of the following copy is supported by OceanStor V3 remote file system?

Two Standard Edition N8500 nodes created two file systems, namely fs01 and fs02 and the file systems are online. If the two file systems are set, then which of the following will appear?

What commands are used for viewing SCSI controller information on Linux systems with Qlogic HBAs?

In the N8500 (V200R001) clustered NAS system, when the created file system is used for applications accessing large files sequentially, which of the following is correct?