Question 1

HP UN order lvextend-m parameters can be set behind. What is the value? (Multiple choice.)

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  Unlimited

Question 2

Engineer installed a customer unit for OceanStor 9000 equipment installation (a total of 5 OceanStor 9000 C Node, front and rear ends are 10GE TOE networking, on-site installation TOE network card). Then connected the signal lines, power lines, and debugged the software. In the period of project tension, the hardware installation process has some of the following phenomena. Which of the following description of these phenomena is correct? (Multiple choice.)

Accepted Answer

A)  5 devices TOE NIC A0, B1, and A0, B3 have these two ways, as are inserted in the PCIe slot, will not affect the system. Deployment will not affect the network bandwidth, so it cannot be adjusted. 
B)  The signal cables are long and need to be strapped to the cabinet or placed on the bottom tray. 
C)  Label NODE 01 A0-0 The signal cable is inserted in the network port A0-1. The signal cable labeled NODE01 B3-1 is inserted in the network position B3-0, due to the same network card two network port peer, you can place the wrong line, you cannot adjust. 
D)  CE6850 switch connected to two stacked copper cables, one of which is needed to post-cold more cold, because it does not affect the network interoperability. You can base this software debugging.

Question 3

Which of the following statements replacing the storage array controller is wrong?

Accepted Answer

A)  Before plugging and unplugging the controller, make sure that the service is stopped or has switched to the peer controller 
B)  Before switching services to the peer controller, check that the multipathing software in the system is installed and effective on the host. 
C)  Confirm Cache dirty data has been saved 
D)  Master-slave controller must be switched to be replaced controller for backup

Question 4

A TV station plans to adopt Huawei OceanStor 9000 as a back-end storage system, with 10 OceanStor 9000 C nodes, planned to be deployed in 4 standard cabinets, with all backends connected to a pair of stacked back-end CE6850 switches. There is no single customer in the existing networking standalone management network. Which of the network IP address planning described below is incorrect?

Accepted Answer

A)  You can plan back-end storage network for 9000 internal communications, without planning gateway address, and front-end network with the same network segment IP address. 
B)  Oceanstor 9000 front-end network and management network can be considered together, planning for the same network segment. 
C)  Back-end CE6850 switches need to use four stacked cables for stacking connection to ensure bandwidth requirements 
D)  The external NTP server address and the OceanStor 9000 front-end network need to communicate to ensure that the OceanStor 9000 system and client applications maintain time synchronization.

Question 5

Which of the following statements about Huawei OceanStor V3 series storage array synchronous remote replication and asynchronous remote replication is incorrect? (Multiple choice)

Accepted Answer

A)  Synchronous remote replication and asynchronous remote replication should use the progress of the bitmap 
B)  Synchronous Remote Replication To use differential logging, asynchronous remote replication uses differential bitmaps 
C)  Synchronous remote replication and asynchronous remote replication are used snapshots 
D)  Troubleshoot a replication task in a remote replication consistency group Do not affect tasks in other groups

Question 6

Which of the following is not an authentication method supported by the OceanStor 9000 NFS protocol?

Accepted Answer

A)  LDAP authentication 
B)  WSSE certification 
C)  NIS certification 
D)  AD domain certification

Question 7

during the disaster recovery drill, to you want to switch the service to the disaster recovery end. In order to prove the reliability of the disaster recovery system, you need to test by simulation test and other means as much as possible.

Accepted Answer

A) True 
 B)False

Question 8

Enable SmartMigration on OceanStor V3 and start a migration task with SmartMigration. Before migration, suppose the LUN ID and the data volume ID of the source LUN are 1 and 2 respectively while the LUN ID and the data volume ID of the destination LUN are 3 and 4 respectively, what are they after migration?

Accepted Answer

A)  Source LUN: 1 and 3 Destination LUN: 2 and 4 
B)  Source LUN: 1 and 4 Destination LUN: 3 and 2 
C)  Source LUN: 3 and 1 Destination LUN: 4 and 2 
D)  Source LUN: 2 and 4 Destination LUN: 1 and 3

Question 9

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.)

Accepted Answer

A)  On the slots of the same position on both nodes, such as A3 and B3, you must insert the same type of interface card. 
B)  A5 and B5, A6 and B6 can be chosen to be networked, the key is how to make the network connections. 
C)  If the back end of the engine cluster is to be directly connected to four control enclosures, add one FC HBA card in slots A2 and B2 for the controller enclosure of direct connection. 
D)  A2, A3, A4 and B2, B3, B4 can be plugged into a 1Gb iSCSI or 8Gb FC interface module to connect with the business network.

Question 10

Using Oracle backup, which must be backed?(multiple choice)

Accepted Answer

A)  Data files 
B)  archive log 
C)  Control Documents 
D)  operating environment (listener tns pfile or spfil, etc.)

Question 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.

Accepted Answer

A) True 
 B)False

Question 12

When a customer uses simpana software, CS can not start normally due to some reason and needs to recover the CS. Which of the following situations will cause the restoration to fail?

Accepted Answer

A)  The backup server and the media server can not communicate properly. 
B)  The link between the backup media and the media server is down. 
C)  Backup server SQL database failure. 
D)  DDB is abnormal.

Question 13

the Huawei Oceanstor backup solution integration program is one machine.

Accepted Answer

A) True 
 B)False

Question 14

In a client application scenario, IO business model for the random read, the IO size is about 100K, and the depth of the storage array LUN stripe set to______.

Accepted Answer

A)  8K 
B)  16K 
C)  64K 
D)  128K

Question 15

In a media application scenario, large files is an important application feature. Huawei OceanStor 9000 can allocate different configurations according to different users. This avoids some of the unimportant data transition overhead, which of the following description of the quota is correct?

Accepted Answer

A)  The types of quotas include capacity quota and file quota. 
B)  Quota methods include calculating quotas, soft quotas and mandatory quotas. 
C)  The system pre-allocates quotas for files before writing the file. When the user cancels the writing of the file being written, the system does not release a pre-allocated quota. 
D)  When the user continues to write data, the quota information has been used in the InfoAllocator interface real-time updates.

Question 16

In two OceanStor unified storage arrays configured with remote replication, the optimal path for remote replication data transmission is:

Accepted Answer

A)  Host - "Linking Primary Array Controller -" Linking From Array Controller -> (Forwarding) Controller operating from a LUN 
B)  Host - "Primary LUN Controller -" (Forwarding) Primary Device Controller for Linking - "Link from the array controller 
C)  Host - Primary LUN Controller -> (Forwarding) Link Primary Fabric Controller - "Linking From Array Controller -"Hair) from LUn work controller 
D)  Host - "Link-connected Primary Array Controller -" Link-connected slave array

Question 17

Which of the following statements about the Oceanstor V3 file system deduplication features are correct? (multiple choice)

Accepted Answer

A)  can only be opened when creating a file object, business can not be opened or closed during data deduplication and compression function 
B)  Using online processing to deduplicate data before it is written to disk 
C)  When both deduplication and compression are turned on, the data will be deduplicated and then compressed 
D)  Use smart cache can accelerate the search performance of fingerprints deleted

Question 18

A N8500 (V200R001) clustered NAS system with a set of storage units at the back end. Three RAID Groups, respectively named RG1, RG2, RG3 have been created on the storage unit. There are two LUNs under each RAID group, the capacity of each LUN is 12G. The names are RG1-LUN1, RG1-LUN2, RG2-LUN1, RG2-LUN2, RG3-LUN1, RG3-LUN2, and all LUNs are added to one in storage pool. The purpose is to create a file system based on these LUNs. What of the following will certainly create a failure?

Accepted Answer

A)  fs create striped fs01 10g 3 RG1-LUN1, RG2-LUN1, RG3-LUN1 stripeunit = 2048 blksize = 8192 
B)  fs create mirrored fs02 10g 2 RG1-LUN2, RG2-LUN2 stripeunit = 2048 blksize = 8192 
C)  fs create mirrored-stripe fs03 10g 2 2 RG1-LUn1, RG2-LUN1 protection = disk stripeunit = 2048 blksize = 8192 
D)  fs create striped-miiro fs04 20g 2 3 RG1-LUn1, RG1-LUN2, RG2-LUN1, RG2-LUN2, RG3-LUN1, RG3-LUN2 protection = disk stripeunit = 512 blksize = 1024

Question 19

In a customer environment with SuSE 10SP3, HBA QLogic QLE2562, using the operating system comes with HBA card driver. The storage array is Huawei OceanStor V3 storage.  When storing the FC host port on the system and the HBA on the host. When the card port mode is inconsistent, it is usually recommended to modify the FC host port mode on the storage side to solve the problem.

Accepted Answer

A) True 
 B)False

Question 20

Information of the disaster recovery research Beijing project mainly includes three aspects (Who / What / Why) description. Which of the following? (Multiple choice.)

Accepted Answer

A)  A bank has more than XX customers and XX corporate customers. 
B)  Loss of data will result in substantial loss of business interruption and may also result in significant financial loss. 
C)  Business interruption has a huge impact, and the interruption time of business deployment <2h. 
D)  Customers want to build two live-action data centers in the same city and realize double-live of the key business systems. The disaster recovery plan RPO = 0, RTO = 0

Exam 11: HCIE-Storage

HP UN order lvextend-m parameters can be set behind. What is the value? (Multiple choice.)

Which of the following statements replacing the storage array controller is wrong?

Which of the following statements about Huawei OceanStor V3 series storage array synchronous remote replication and asynchronous remote replication is incorrect? (Multiple choice)

Which of the following is not an authentication method supported by the OceanStor 9000 NFS protocol?

during the disaster recovery drill, to you want to switch the service to the disaster recovery end. In order to prove the reliability of the disaster recovery system, you need to test by simulation test and other means as much as possible.

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.)

Using Oracle backup, which must be backed?(multiple choice)

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.

When a customer uses simpana software, CS can not start normally due to some reason and needs to recover the CS. Which of the following situations will cause the restoration to fail?

the Huawei Oceanstor backup solution integration program is one machine.

In a client application scenario, IO business model for the random read, the IO size is about 100K, and the depth of the storage array LUN stripe set to______.

In a media application scenario, large files is an important application feature. Huawei OceanStor 9000 can allocate different configurations according to different users. This avoids some of the unimportant data transition overhead, which of the following description of the quota is correct?

In two OceanStor unified storage arrays configured with remote replication, the optimal path for remote replication data transmission is:

Which of the following statements about the Oceanstor V3 file system deduplication features are correct? (multiple choice)

Information of the disaster recovery research Beijing project mainly includes three aspects (Who / What / Why) description. Which of the following? (Multiple choice.)