Question 1

The following description of the AIX system command is incorrect:

Accepted Answer

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

Question 2

One customer wants to deploy one OceanStor v3 storage to meet the capacity and performance requirements. Where its specific configuration number of the hard drive is needed to be considered? (Multiple choice.)

Accepted Answer

A)  Hard drive capacity 
B)  Metadata space size 
C)  Hard drive type 
D)  RAID type 
A)  Hard drive capacity 
B)  Metadata space size 
C)  Hard drive type 
D)  RAID type

Question 3

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. This type of disk can provide a single disk IOPS.

Accepted Answer

A)  100 
B)  150 
C)  125 
D)  167 
A)  100 
B)  150 
C)  125 
D)  167

Question 4

The backup back-end capacity is derived from the initial capacity and data increment.

Accepted Answer

A) True 
 B)False

Question 5

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)

Accepted Answer

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

Question 6

The following is the erroneous description of info stamper in OceanStor 9000 storage system:

Accepted Answer

A)  Oceanstor 9000 uses COW technology for metadata 
B)  Oceanstor 9000 uses ROW technology for data 
C)  Between snapshots of different versions, there is common data between the snapshot and the current year 
D)  According to the snapshot version data objects have a backward dependency, so when reading the snapshot data, according to the object dependencies, the system determines from which object to read. 
A)  Oceanstor 9000 uses COW technology for metadata 
B)  Oceanstor 9000 uses ROW technology for data 
C)  Between snapshots of different versions, there is common data between the snapshot and the current year 
D)  According to the snapshot version data objects have a backward dependency, so when reading the snapshot data, according to the object dependencies, the system determines from which object to read.

Question 7

with a client using the SMB 1.0 / 2.0 / 2.1 / 3.0 protocol to perform file replication inside a Huawei OceanStor 9000, it does not need to pass through the client, but can be done directly to the system.

Accepted Answer

A) True 
 B)False

Question 8

In the case of the Oceastor VIS6600T with dual switch redundancy networking, log in to the Windows machine connected to the VIS6600T and configure the set of multi-path software Ultrapath control interface to see the number of physical path than the planned network computing path less, the possibility of this phenomenon. What is the reason for this? (Multiple choice.)

Accepted Answer

A)  Host to the optical switch connection is abnormal. 
B)  When configuring the zone on the switch, configure the FC port and the host port that works in the working mode of the VIS6600T as a target in one zone. 
C)  The working mode of the VIS6600T is abnormal because the initiator's FC port is connected to the optical switch. 
D)  In the working mode of VIS 6600T, the connection between the FC port of the target device and the optical switch is abnormal. 
A)  Host to the optical switch connection is abnormal. 
B)  When configuring the zone on the switch, configure the FC port and the host port that works in the working mode of the VIS6600T as a target in one zone. 
C)  The working mode of the VIS6600T is abnormal because the initiator's FC port is connected to the optical switch. 
D)  In the working mode of VIS 6600T, the connection between the FC port of the target device and the optical switch is abnormal.

Question 9

Which of the following description of the infoLocker feature of Huawei's Ocenastor 9000 is incorrect?

Accepted Answer

A)  To prevent changes in the directory or file protection time because of the changes in cluster time, a directory or file is configured with WORM attributes. After the directory or file will use the WORM clock to time, set the WORM clock. When the system will be based on the clock, user's file will not be modified over the protection period. 
B)  If the cluster time is earlier than the WORM clock, the WORM clock will be chased every hour for up to 138 seconds to adjust. If the cluster is after the WORM clock, the WORM clock adjusts to the cluster time. 
C)  When a directory is configured as a WORM root directory, all subdirectories, new directories and new files in the directory automatically get the parent directory of WORM attributes. These attribute parameters can only be configured when the WORM root directory is set. Only then the user's view can not be modified. 
D)  WORM logs are used to record the logs related to WORM operations and record them according to the time. The monthly log is a file that can be modified and can delete the file. 
A)  To prevent changes in the directory or file protection time because of the changes in cluster time, a directory or file is configured with WORM attributes. After the directory or file will use the WORM clock to time, set the WORM clock. When the system will be based on the clock, user's file will not be modified over the protection period. 
B)  If the cluster time is earlier than the WORM clock, the WORM clock will be chased every hour for up to 138 seconds to adjust. If the cluster is after the WORM clock, the WORM clock adjusts to the cluster time. 
C)  When a directory is configured as a WORM root directory, all subdirectories, new directories and new files in the directory automatically get the parent directory of WORM attributes. These attribute parameters can only be configured when the WORM root directory is set. Only then the user's view can not be modified. 
D)  WORM logs are used to record the logs related to WORM operations and record them according to the time. The monthly log is a file that can be modified and can delete the file.

Question 10

The water level refers to the percentage of total space used in the node pool, including the high water mark and read-only water level. When the Huawei OceanStor 9000 passes the water level threshold to limit the file storage and migration, which of the following description is wrong:

Accepted Answer

A)  When the used space of the node pool reaches a high water level, the system reports an insufficient capacity alarm. By default, the alarm recovery threshold is 5% lower than the water level.  That is, when the used space recovers below 80%, the alarm of insufficient capacity alarm recovery, the alarm threshold and the alarm recovery threshold can be manually modified 
B)  When the node pool's used space reaches high water level and spill over is selected, the pool of nodes forbids writing data to any other node pool or specified node pool to write data 
C)  When the node pool's used space reaches high water level and no spill over is selected, the pool of nodes forbids writing data, and does not write data like other node pools 
D)  When the used space of the node pool reaches the read-only watermark, the system reports an alarm. The alarm recovery threshold defaults to 0% lower than the low watermark, read-only report Police recovery. 
A)  When the used space of the node pool reaches a high water level, the system reports an insufficient capacity alarm. By default, the alarm recovery threshold is 5% lower than the water level.  That is, when the used space recovers below 80%, the alarm of insufficient capacity alarm recovery, the alarm threshold and the alarm recovery threshold can be manually modified 
B)  When the node pool's used space reaches high water level and spill over is selected, the pool of nodes forbids writing data to any other node pool or specified node pool to write data 
C)  When the node pool's used space reaches high water level and no spill over is selected, the pool of nodes forbids writing data, and does not write data like other node pools 
D)  When the used space of the node pool reaches the read-only watermark, the system reports an alarm. The alarm recovery threshold defaults to 0% lower than the low watermark, read-only report Police recovery.

Question 11

What are the ways of load balance cluster software in the most basic functions, the load balancing on Oracle rac? (Multiple choice.)

Accepted Answer

A)  Client Balance 
B)  Cluster nodes balanced 
C)  Service layer balance 
D)  Instance load 
A)  Client Balance 
B)  Cluster nodes balanced 
C)  Service layer balance 
D)  Instance load

Question 12

In the same operating system environment, what is the order to restore the oracle database through RMAN?

Accepted Answer

A)  controlfile, datafile, pfile 
B)  pfile, datafile, controlfile 
C)  datafile, pfile, controlfile 
D)  pfile, controlfile, datafile 
A)  controlfile, datafile, pfile 
B)  pfile, datafile, controlfile 
C)  datafile, pfile, controlfile 
D)  pfile, controlfile, datafile

Question 13

Which of the following is correct about the OLAP business load characteristics? (multiple choice)

Accepted Answer

A)  Read operation for sequential read 
B)  A single IO is large, the typical value of 64KB ~ 1MB 
C)  No IO write operation 
D)  Usually data is not overwritten by the cycle or days to measure 
A)  Read operation for sequential read 
B)  A single IO is large, the typical value of 64KB ~ 1MB 
C)  No IO write operation 
D)  Usually data is not overwritten by the cycle or days to measure

Question 14

While migrating data to HUAWEI Storage, SmartVirtualization- and SmartMigration-based migration includes the following steps: a. Changing mappings for the source storage; b. Stopping services; c. Taking over the source storage; d. Migrating data; e. Recovering services and applications. Which sequence correctly describes an online migration procedure?

Accepted Answer

A)  acbde 
B)  baced 
C)  abcde 
D)  eacbd 
A)  acbde 
B)  baced 
C)  abcde 
D)  eacbd

Question 15

Which of the following scenarios is most suitable for enabling OceanStor V3 deduplication?

Accepted Answer

A)  VDI application 
B)  Database 
C)  Mail Service 
D)  Seismic geological data 
A)  VDI application 
B)  Database 
C)  Mail Service 
D)  Seismic geological data

Question 16

Maintaining a persistent connection between host and storage, ESXi must support multipathing. Please check out Incorrect description multipathing for VMware vSphere 5.5

Accepted Answer

A)  In addition to path failover, multipathing also provides load balancing. Load balancing is the process of distributing I / O load across multiple physical paths. 
B)  In the event of a path failover, the virtual machine I / O delays Nintendo pump by 60s. 
C)  If the failover takes a long time to complete, the windows virtual machine may interrupt the I / O and eventually fail. To avoid this problem barrier, please set windows virtual machine according to the timeout to at least 30 seconds. 
D)  When coordinating vmware NMP and any third-party MPP installed, the PSA (Pluggable Storage Architecture) performs load and unload multipathing plug-ins; handle physical path discovery and removal. 
A)  In addition to path failover, multipathing also provides load balancing. Load balancing is the process of distributing I / O load across multiple physical paths. 
B)  In the event of a path failover, the virtual machine I / O delays Nintendo pump by 60s. 
C)  If the failover takes a long time to complete, the windows virtual machine may interrupt the I / O and eventually fail. To avoid this problem barrier, please set windows virtual machine according to the timeout to at least 30 seconds. 
D)  When coordinating vmware NMP and any third-party MPP installed, the PSA (Pluggable Storage Architecture) performs load and unload multipathing plug-ins; handle physical path discovery and removal.

Question 17

In terms of using the file system snapshot feature of OceanStor V3, a user who wants to access snapshot data must mount the file system snapshot.

Accepted Answer

A) True 
 B)False

Question 18

The customer online database runs on an OceanStor S5500T storage system. The database uses a total of 6 LUNs. Now it's time to put the number on the S5500T.  Which of the following statemetns are correct regarding the use of array-side functions to complete the data migration? (multiple choice)

Accepted Answer

A)  Multiple LUNs for Customer Business. When implementing data migration using remote replication, you need to add multiple remote replication tasks to a consistency group 
B)  Use remote replication to complete online data migration 
C)  LUN copy or remote replication. After the migration is complete, you do not need to do any configuration on the host to start the service 
D)  LUN copy data migration. During the copy process, you can dynamically change the migration rate 
A)  Multiple LUNs for Customer Business. When implementing data migration using remote replication, you need to add multiple remote replication tasks to a consistency group 
B)  Use remote replication to complete online data migration 
C)  LUN copy or remote replication. After the migration is complete, you do not need to do any configuration on the host to start the service 
D)  LUN copy data migration. During the copy process, you can dynamically change the migration rate

Question 19

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?

Accepted Answer

A)  City Ethernet, asynchronous data replication 
B)  City FC network, synchronous data replication 
C)  Off-site Ethernet, asynchronous data replication 
D)  remote FC network, synchronous data replication 
A)  City Ethernet, asynchronous data replication 
B)  City FC network, synchronous data replication 
C)  Off-site Ethernet, asynchronous data replication 
D)  remote FC network, synchronous data replication

Question 20

In order to support business expansion, a large enterprise has decided to purchase two Huawei OceanStor 9000 storage systems to replace the existing NAS systems. The two systems were deployed in two cities. The main operating system of the business operation time is 8: 00-18: 00. Which of the following description of disaster recovery on disaster recovery applications planning is correct? (Multiple choice.)

Accepted Answer

A)  Info replication as an optional feature of Huawei OceanStor 9000de, the production sites and disaster recovery sites need only the production site to purchase info replicator feature of the license 
B)  Plan a separate directory for each type of service using the Huawei OceanStor 9000 system at the D and Y sites in the system's root directory as a remote copy of the master directory, and shared to the corresponding business server i 
C)  Because the client's business traffic is mainly concentrated in the daytime working hours, you can not set the replication zone bandwidth limit, the synchronization task on the non-workers make time, take full advantage of node bandwidth 
D)  For each type of business to create a pair for the type of business data replication synchronization 
A)  Info replication as an optional feature of Huawei OceanStor 9000de, the production sites and disaster recovery sites need only the production site to purchase info replicator feature of the license 
B)  Plan a separate directory for each type of service using the Huawei OceanStor 9000 system at the D and Y sites in the system's root directory as a remote copy of the master directory, and shared to the corresponding business server i 
C)  Because the client's business traffic is mainly concentrated in the daytime working hours, you can not set the replication zone bandwidth limit, the synchronization task on the non-workers make time, take full advantage of node bandwidth 
D)  For each type of business to create a pair for the type of business data replication synchronization

The following description of the AIX system command is incorrect:

One customer wants to deploy one OceanStor v3 storage to meet the capacity and performance requirements. Where its specific configuration number of the hard drive is needed to be considered? (Multiple choice.)

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. This type of disk can provide a single disk IOPS.

The backup back-end capacity is derived from the initial capacity and data increment.

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 following is the erroneous description of info stamper in OceanStor 9000 storage system:

with a client using the SMB 1.0 / 2.0 / 2.1 / 3.0 protocol to perform file replication inside a Huawei OceanStor 9000, it does not need to pass through the client, but can be done directly to the system.

Which of the following description of the infoLocker feature of Huawei's Ocenastor 9000 is incorrect?

The water level refers to the percentage of total space used in the node pool, including the high water mark and read-only water level. When the Huawei OceanStor 9000 passes the water level threshold to limit the file storage and migration, which of the following description is wrong:

What are the ways of load balance cluster software in the most basic functions, the load balancing on Oracle rac? (Multiple choice.)

In the same operating system environment, what is the order to restore the oracle database through RMAN?

Which of the following is correct about the OLAP business load characteristics? (multiple choice)

Which of the following scenarios is most suitable for enabling OceanStor V3 deduplication?

Maintaining a persistent connection between host and storage, ESXi must support multipathing. Please check out Incorrect description multipathing for VMware vSphere 5.5

In terms of using the file system snapshot feature of OceanStor V3, a user who wants to access snapshot data must mount the file system snapshot.

The customer online database runs on an OceanStor S5500T storage system. The database uses a total of 6 LUNs. Now it's time to put the number on the S5500T. Which of the following statemetns are correct regarding the use of array-side functions to complete the data migration? (multiple choice)

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?

HCNA-VC (Huawei Certified Network Associate - Video Conference)

HHCIA Routing&Switching

HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)

HCNP-R&S-IENPÂ (Huawei Certified Network Professional-Improving Enterprise Network Performance)

HCNP-R&S Fast Track (Huawei Certified Network Professional - Routing & Switching Fast Track)

HCIE-R&S (Written) (Huawei Certified Internetwork Expert-Routing & Switching)

HCNA-Security-CBSN (Huawei Certified Network Associate - Constructing Basic Security Network)

HCNA-Storage-BSSN (Huawei Certified Network Associate - Building the Structure of Storage Network)

HCNA-Storage-BSSN

Huawei Certified Network Professional- Constructing Big Data Solution

HCIA-Cloud Service V2.2

Huawei Certified Pre-sales Associate-IP Network(Datacom)-ENU

Huawei Certified Pre-sales Associate - ECC (HCPA-ECC)

HCNA - Carrier IP

HCIP-Cloud Computing-CDSM

HCIA-SDN

Filters

Exam 11: HCIE-Storage

The following description of the AIX system command is incorrect:

One customer wants to deploy one OceanStor v3 storage to meet the capacity and performance requirements. Where its specific configuration number of the hard drive is needed to be considered? (Multiple choice.)

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. This type of disk can provide a single disk IOPS.

The backup back-end capacity is derived from the initial capacity and data increment.

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 following is the erroneous description of info stamper in OceanStor 9000 storage system:

with a client using the SMB 1.0 / 2.0 / 2.1 / 3.0 protocol to perform file replication inside a Huawei OceanStor 9000, it does not need to pass through the client, but can be done directly to the system.

Which of the following description of the infoLocker feature of Huawei's Ocenastor 9000 is incorrect?

The water level refers to the percentage of total space used in the node pool, including the high water mark and read-only water level. When the Huawei OceanStor 9000 passes the water level threshold to limit the file storage and migration, which of the following description is wrong:

What are the ways of load balance cluster software in the most basic functions, the load balancing on Oracle rac? (Multiple choice.)

In the same operating system environment, what is the order to restore the oracle database through RMAN?

Which of the following is correct about the OLAP business load characteristics? (multiple choice)

Which of the following scenarios is most suitable for enabling OceanStor V3 deduplication?

Maintaining a persistent connection between host and storage, ESXi must support multipathing. Please check out Incorrect description multipathing for VMware vSphere 5.5

In terms of using the file system snapshot feature of OceanStor V3, a user who wants to access snapshot data must mount the file system snapshot.

The customer online database runs on an OceanStor S5500T storage system. The database uses a total of 6 LUNs. Now it's time to put the number on the S5500T. Which of the following statemetns are correct regarding the use of array-side functions to complete the data migration? (multiple choice)

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?

HCNA-VC (Huawei Certified Network Associate - Video Conference)

HHCIA Routing&Switching

HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)

HCNP-R&S-IENPÂ (Huawei Certified Network Professional-Improving Enterprise Network Performance)

HCNP-R&S Fast Track (Huawei Certified Network Professional - Routing & Switching Fast Track)

HCIE-R&S (Written) (Huawei Certified Internetwork Expert-Routing & Switching)

HCNA-Security-CBSN (Huawei Certified Network Associate - Constructing Basic Security Network)

HCNA-Storage-BSSN (Huawei Certified Network Associate - Building the Structure of Storage Network)

HCNA-Storage-BSSN

Huawei Certified Network Professional- Constructing Big Data Solution

HCIA-Cloud Service V2.2

Huawei Certified Pre-sales Associate-IP Network(Datacom)-ENU

Huawei Certified Pre-sales Associate - ECC (HCPA-ECC)

HCNA - Carrier IP

HCIP-Cloud Computing-CDSM

HCIA-SDN

Filters