H13-629 Practice Exam Questions and Answers

A.  

When smart LUNs act as backup media, smart tier'sperformance improvement on this LUN is not obvious.

B.  

During the running of the business, the extent size can be adjusted by the size of the hotspot area to obtain better performance.

C.  

Literacy ratio in the 1:9 scenario, enabling the smart tier has greatly improved the performance of the business.

D.  

Smart tier has no effect on host performance during hot data migration.

A.  

OLTP database generally have a large numberof random write, it is recommended to choose RAID 10 to store data.

B.  

In order to improve write performance, all SQL server database data stored in the LUN write strategy is configured to "write back the image".

C.  

Because the size of the SQL server pageis 8K, in order to ensure the best performance of the database, NTFS allocated block size should not be less than 8K

B.  

D.  

SQL Server database instance memory size and recovery mode of choice has no effect on the performance of the database.

A.  

True

B.  

False

A.  

The automatically created Asynchronous Remote Copy snapshot can either be a private quick pick or a public one.

B.  

In a DR scenario, it is recommended to create a virtual snapshot of thesecondary LUN and map it to the host for access.

C.  

In remote replication link networking, parallel networking is better than crossover networking.

D.  

The number of LUNs in the consistency group should be as small as possible, and only the LUNs that have write dependencies on the same application are placed in a consistency group.

A.  

Replacing the optical module of port 0 in slot A0 of node 0.

B.  

Replacing the light of the P0 port in the A0 slot of 0 node.

C.  

Replacing the optical module of the port connected to port 0 of the corresponding 0-node A0 slot on the switch.

D.  

Reseat the FC interface card corresponding to slot 0 of node A0.

A.  

CVM

A.  

B.  

CVNetcheck. log

C.  

CVService. log

D.  

CV

D.  

A.  

A bank has more than XXcustomers and XX corporate customers.

B.  

Data loss will be huge and business disruption may result in significant financial loss.

C.  

Business interruption has a huge impact, and the interruption time in business deployment is less than 2 hours.

D.  

Clientswant to build two live-action data centers in the same city to realize the key business activities such as RTO 2.

A.  

P25 Node SSD Hard Drive> P25 Node SAS Hard Drive> P36 Node SATA Hard Drive> P12 SATA Hard Drive> C36 SATA Hard Drive

B.  

P25 Node SAS Hard Drive> P25 Node SSD Hard Drive> P36 Node SATA Hard Drive> P12 SATA Hard Drive> C36 SATA Hard Drive

C.  

P25 Node SSD Hard Drive> P25 Node SAS Hard Drive> P36 Node> C36 SATA Hard Drive> P12 SATA Hard Drive

D.  

P25 Node SSD Hard Drive> P25 NodeSAS Hard Drive> C36 SATA Hard Drive> P36 Node SATA Hard Drive> P12 SATA Hard Drive

A.  

Single VIS device failure

B.  

Single oracle failure

C.  

A single data center full failure

D.  

Third-party arbitration array failure

A.  

can not sit down

B.  

vgchange

C.  

vgexport mkdir mknod vgimport

D.  

vgremove mkdir mknod vgcreate

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 canbe 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.

A.  

The hard disk is divided into chunks.

B.  

Lun consists of extend or grain

C.  

A CKG chunk may come from the same hard disk.

D.  

Chunk in a CKG may come from a different storage pool.

A.  

Tier 0 disks perform data equalization.

B.  

All disks in theentire hard disk domain will participate in data equalization.

C.  

The CK of the target CKG will be released after data equalization is completed.

D.  

OCeanstor V3 enables cross-engine data equalization.

A.  

It is an object-based approach to data replication

B.  

ROW snapshots are based on the cyclical manner of data replication

C.  

It can be manually set off by the user or system timing synchronization starting

D.  

It supports the Quota quota information of the main file system to the slave, no need to configurethe quota.

A.  

After a snapshot of the LUN of the redundancy site is created, the snapshot is not activated at the same time.

B.  

Disaster recovery side of the data stored in the cache, not yet written to the hard disk.

C.  

When creating a snapshot on the disaster recovery end LUN, the production end is copying data to the disaster recovery end.

D.  

The production end and disaster recovery end adopt the disaster recovery solution of incremental LUN copy, and the incremental data link is abnormal during the synchronization.

A.  

0

B.  

1

C.  

2

D.  

Unlimited

A.  

Parameter file

B.  

Control Documents

C.  

Archive log file

D.  

Data files

A.  

96

B.  

4

C.  

32

D.  

12

A.  

smartErase

B.  

smart Dedupe

C.  

smart Compression

D.  

Volume mirror

A.  

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

B.  

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 totalEnjoy the file under the path

C.  

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

D.  

in the address bar enter \\ 96.69.35.7 \ cifs_dir_001, you can create a new file in this path

B.  

A.  

Non-archiving

B.  

Archiving

C.  

nomount

D.  

mount

A.  

The disk on the array on which the failed mirrored volume failed

B.  

Array where the failed mirrored volume is powered down

C.  

The RAID array is degraded on the array where the failed mirrored volume is residing, and the hot spare is being rebuilt

D.  

All optical links between the VIS 6600T and the array in which the failed mirror volume is located have failed

A.  

True

B.  

False

A.  

The RAID group where the LUNresides is downgraded or invalidated

B.  

The connection between the host and the storage is broken

C.  

Formatting process made a master-slave switching operation

D.  

A controller reset

A.  

unstructured data high proportion

B.  

large amount of data, rapid growth

C.  

A variety of data types

D.  

data unit GB value of high density

A.  

In the absence of a third-party arbitration site, the quorum disk selects 3 LUNs of the same RAID group in the same array with a size of 1GB

B.  

Storage arrays include Huawei and IBM arrays. The arbitration disks are preferably configured on Huawei arrays

C.  

In the dual live scenario, when there is a third-party site arbitration array, the arbitration disks are placed on the third-party site arbitration array and an independent UPS power supply is deployed

D.  

inspection found that there is a fault condition disk in the arbitration disk, you need to promptly repair or replace the fault arbitration disk

A.  

TRUE

B.  

FALSE

A.  

Monitor GAB and check for changes in cluster members

B.  

Guarantee a single view of the members of the cluster

C.  

In the absence of a single cluster control, to prevent multiple nodes with Volume Manager to access shared storage

D.  

cluster abnormal recovery automatically master node

A.  

Use 3-tier Tier, 1TB high performance layer, 4TB performance layer, 10TB capacity layer, and configure LUN1 to allocate high-performance layer capacity first, LUN2 preferentially allocates performance layer capacity and LUN3 preferentially allocates capacity layer capacity

B.  

Use 3-tier Tier, 1TB high-performance layer, 4TB performance layer, 10TB capacity layer, configure LUN1 and LUN2 to migrate automatically, and LUN3 priority allocation of low-performance layer capacity

C.  

The use of 3-tier Tier, high-performance layer 1TB, performance layer is 4TB, capacity layer is 10TB,while configuring LUN1, LUN2, LUN automatic relocation. The LUN3 is migrated preferentially to the low-performance layer

D.  

Set the monitoring period of the Smart tier to 8:00 to 18:00 every day from Monday to Friday. The migration period is not overlappedwith the monitoring period

A.  

scale-out: storage resources on-demand expansion, increase the engine to achieve performance, linear increase incapacity

B.  

Full Exchange: The use of PCIE1.0 full switching interconnect, providing sufficient switching bandwidth to meet the stringent performance requirements

C.  

Inherent Load Balancing: The controller is alive and well-balanced load sharing to improve storage resource utilization

D.  

Full redundancy: Redundancy of all components, intelligent switchover of component failures to meet stringent business continuity requirements

A.  

When a file is in the locked state, the file protection duration can be manually prolonged or shortened.

B.  

A locked file will shift to the expired state if the file system WORM clock value is greater than the file atime value.

C.  

After the WORM file system compliance clock has exceeded the file expiration time, an appending file will shift from the appending state to the expired state.

D.  

Only files of 0 byte can shift from the locked state to the appending state.

A.  

acbde

B.  

baced

C.  

abcde

D.  

eacbd

A.  

use rmmod + driver name, remove directly

B.  

Directly uninstall the driver rpm package

C.  

kill directly kill the drive process

D.  

use modeprobe-r + driver name, remove directly

A.  

Due to system upgrades, you need to make a master-slave switchover for the remote replication pair that has been created, and the following conditions needto be met:1. remote copy pair health status is normal, and the copy link is normal2. from the directory has been canceled write protection

B.  

If the replication link is down, you can only modify the pair attribute in the cluster where the home directory ofproduction site A resides. After the replication link is restored, the modifiedThe pair attribute is automatically updated to the production site from the directory

C.  

Set the channel authentication IP address, which is the static front-end service IP address of any node in the remote cluster, and is used to establish a replication area channelConnection, this node must be in the copy area

D.  

The channel authentication password can be modified. After the password is modified, if the copy link is disconnected, you need to manually re-enter the new password and keep the passwordThe password of the originating and receiving ends of the channel in the system is consistent so that the duplicated link can be recovered

A.  

3,5,2,1,4

B.  

3,1,5,4,2

C.  

3,5,2,4,1

D.  

3,5,1,2,4

A.  

The local storage system does not occupy the local storage system when using LUNs in heterogeneous storage systems

B.  

For external LUNs, the local storage system can set value-added functions such as remote replication, snapshots, etc.

C.  

smartVirtualization uses multipathing software to connect heterogeneous storage in a multipath-redundant manner

D.  

smartVirtualization Dictate write data write efficiency is higher than the write-back efficiency

A.  

A storage pool can create two types of LUNs, Thick LUN and Thin LUN

B.  

When creating a storage pool, the minimum number of SAS disks in the hard disk domain where the storage pool is located is 9 disks when the performance layer RAID policy is selected as 8D + 1P

C.  

In the RAID 2.0 virtualization architecture, the hot spare space in the storage pool is distributed on each member disk in the storage pool

D.  

RAID 2.0 virtualization architecture, the storage pool can contain three storage tiers, and each tier can be configured with a number of different RAID strategies

A.  

The server initiates the establishment of a data connection request

B.  

The FTP client uses the pasv command to tell the FTP server its own IP and port number

C.  

FTP server uses the pasv command to tell the FTP client's own IPand port number

D.  

The target port number that initiated the data connection request may be 29999

A.  

Add data interface pair

B.  

configure the firewall

C.  

Add host resolution

D.  

Configure the host route

A.  

Host - "Linking Primary Array Controller -" Linking From Array Controller -> (Forwarding) Controller operatingfrom 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

A.  

True

B.  

False

A.  

True

B.  

False

A.  

Dynamic domain name, which returns the dynamic IP address of the node for the client, supports the failover function and is recommended for CIFS protocol sharing

B.  

Static domain name, which returns the domain name of the node's static external IP address toclients, is recommended for NFS protocol sharing

C.  

dynamic external IP address, node failure, the dynamic IP address can be automatically assigned to other working nodes, the client can pass againThis IP address is connected to the OceanStor 9000

D.  

static external IP address, the node fails, the client can not access the oceanstor 9000 through the IP address

A.  

Both VSA and MA are installed on the virtual machine.

B.  

VSA MA ISE are installed on the physical machine.

C.  

VSA is installed on the virtual machine, and the MA is installed on the physical machine.

D.  

Both VSA and MA are installed on the physical machine.

A.  

True

B.  

False

A.  

Data files

B.  

archive log

C.  

Control Documents

D.  

operating environment(listener tns pfile or spfil, etc.)

A.  

True

B.  

False

A.  

Configure LUN A and LUN B on Huawei OceanStor V3, create a snapshot for LUN A, and then use LUN A as the source LUN and LUN B as the Target LUN

B.  

Configure the controllers that belong to LUN Aand LUN B to be different on OceanStor V3, with LUN A as the source LUN and LUN B as the target LUN

C.  

Huawei OceanStor V3 configures LUN A and LUN B, maps LUN B to a host, and then uses LUN A as the source LUN and LUN B as the target LUN

D.  

On Huawei OceanStor V3, configure that thick LUN A and thin LUN B belong to the same controller, and LUN A is the source LUN LUN B is the target LUN

A.  

True

B.  

False

A.  

Correct

B.  

mistakes

A.  

Modify the value of DB-WRITER-PROCESSES.

B.  

Redhat system default CFQ algorithm on the database business efficiency is not high, should be adjusted to noop algorithm.

C.  

Oracle database FILESYSTEMIO-OPTIONS parameter can be set to Asynch, and the file system log off.

D.  

Modify Oracle's DB-BLOCK-SIZE parameters.

A.  

Correct

B.  

mistakes

A.  

The client JobResults directory is full

B.  

The media server IndexCache directory is full

C.  

The media server can not resolve theclient host name

D.  

The client can not resolve the media server host name

A.  

Restore the entire data file

B.  

roll back to the Council before crying to a certain point in time

C.  

Recovery control file

D.  

open state can not be restored action