A company’s daily real-time online transaction data is about 500G and 30G daily new data, the new data is frequently called within a week after the production.
The company employees 80 people, each person's mailbox space is 5G, and the average space utilization rate is 60%. For a six months demand, A company should configure which of the following?
When the data migration solution based on remote replication is used, services must be suspended at least once.
Customers purchased 3 RH228H v2 hosts (with LPE12002-AP_8G HBA with 2 FC ports), 2 Oceanstor VIS6600T (a total of eight four-port 8G FC interface card, two 4-port 1GE interface card, two 8-port 1GE switch module), two Huawei OCeanStor S6800T, and 2 Brocade 300 switches to build VIS6600T 4-node cluster and pass two S6800Ts.
The VIS600T cluster is mirrored. Each of the three hosts needs a standard dual-switch redundancy network connected to the VIS6600T4 node. Each Brocade 300 Fiber Channel switches need to use which number of FC ports?
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?
Using Simpana to achieve a complete Exchange backup requires at least which of the following components? (Multiple choice)
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).
Which of the following describes the correct steps of an Oracle database backup?
1, backup oralce control file
2, backup oracle archive log
3, oralce placed in backup mode
4, oracle placed in normal mode
5, backup oracle data files
Which of the following commands will test the heartbeat disk connectivity?
For the configuration of the management network port and service network port of the VTL engine in the VTL6900 system, the following description is incorrect
A computer center plans to purchase a set of Huawei Oceanstor 9000 products as a follow-up storage system. The requirements are as follows:
(1) The minimum storage system needs to provide a total bandwidth of 3-4GB / s
(2) storage space can reach 1PB, to meet a single file GB storage
(3) computer center room requires control deployed in a cabinet use
(4) Internal computer cluster nodes are now all InfiniBand network
Based on the above information, which of the following configuration suggestions do you think is more suitable for this project?
Which of the following statement regarding the Huawei disaster recovery solution on the implementation of disaster recovery exercise is wrong?
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?
When using OceanStor V3, you need to mount the file system snapshot to access the snapshot data.
For Oracle database to do online RMAN physical backups, you need oracle to run in _____ mode; To restore data files, you need to start the Oracle____(Fill in the blanks multiple choice)
A physical standby database is kept synchronized with the primary database, through Redo Apply, which recovers the redo data received from the primary database and applies the redo to the physical standby database. Which of the following disaster recovery technologies is working as the above statement?
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?
The N8000 file system is based on dynamic hierarchical storag. Through the multi-volume file system, you can achieve the same file system text pieces stored in different levels of storage media, such as hot data and ordinary data stored in the SSD disk and SATA disk.
In a Huawei disaster recovery plan, in order to implement the one-click disaster recovery operation for Oracle applications, you must configure the recovery in Replciation Director Plan. What configuration actions do you need to do on the Replication Director side before configuring the recovery plan? (Multiple choice.)
True or False, all OceanStor Unified Storage Array disks have the ability to store dirty data after a sudden power failure
Which of the following description for Thin LUNs and Thick LUNs for OceaStor V3 storage is true?
OceanStor V 3 storage SmartPatition can allocate independent cache space for different LUNs. The capacity of the cache space is read and write.
use.
In a clustered environment, data is placed on the shared storage, and identities between peers are equal and have the same access to the data. It is required that the clusterware have a control mechanism for concurrent access to such peer permissions. In Oracle RAC, you use the _____ mechanism to do multiple node-to-node collisions control of access.
Which of the following are correct regarding a Storage Array RAID 2.0 Typical Application Performance Tuning? (multiple choice)
The InfoEqualizer DNS IP address needs to be the same as the OceanStor 9000 front-end network and customer application network for network interoperability
When installing Simpana, the client agent is installed on the server. There are two configured IP cards that the administrator how to set up, how should this be done?
A customer project deploys an 8-node OceanStor 9000 C Node with full front-end and back-end IB networking. The device is powered on and completes all front-end network ports. During customer front-end business switch interoperability testing, engineers will perform Oceanstor 9000 software installation and deployment. What is considered a best practice for this?
Which of the following descriptions about the InfoEqualizer features of the OceanStor 9000 storage system are incorrect. (Multiple Selections)
Existing set customer of database uses a raw device, due to the large amount of data in the database. The customer plans to replace the old storage with new storage devices.
In the process of environmental inspection lvcb engineers found the following:
#getlvcb -TA sjklv
Intrapolicy =
copies = 0
interpolicy =
lvid =
lvname =
label =
machine id =
number Ips = 0
relocatable =
strict =
stripe width = 0
stripe size in exponent = 0
type =
upperbound = 0
fs =
time created = time modified =
As the vg is too large, the expansion of vg is impossible. As the service window is very short, and customers do not want to avoid the risk of large adjustments of the whole original environment, what is the recommended approach?
To cluster the server's public IP address in an Oracle RAC deployment process, a private IP address is written to the / etc / hosts file, along with the Virtual IP address, cluster unique access IP address and public IP. Which of the following configuration is correct? (all subnet masks are 255.255.255.0)
Which of the following statements are a correct description of the CIFS agreement? (multiple choice)
Which of the following is not an authentication method supported by the OceanStor 9000 NFS protocol?
VMware's storage resources can be provided through VMFS, native direct-attached storage via ESXi host-FC / FCOE or iSCSI link of the shared storage. You can also share the file system over the NFS network to support third-party NAS storage.
The RMAN command dbms-rcvcat in the three PL / SQL packages is used to query the recovery catalog and target database control files, such as the list, report commands or a call to the package.
When planning a dual-active disaster recovery solution, the business end adopts the cluster application. Which of the following cluster applications can support the AA working mode?
In a A VTL6900-I system, the backup server connected to it is the Linux operating system. The backup server and the VTL6900-I system are directly connected through the FC.
The server identifies the device information as shown below. After the backup server is configured as a backup client for the VTL6900-I system and the backup VTL system on the server virtual library process, which the following operation and description is correct:
(Multiple choice.)
Which of the following feature is correct about the OceanStor V3 volume mirroring? (Multiple choice.)
Which of the following statements are true regarding HUAWEI OceanStor 18000 Engine, SVP, Disk Enclosure, and PCI-e Switch Interconnections?
In the scenario of protecting the database, the slave uses the virtual snapshot method to verify the services of the production end and the DR-side and discover the data of the DR on the disaster recovery end. What are the possible reasons that the library can not start normally? (Multiple choice.)
By which of the following technologies can vmware VDI reduce the storage space used by the virtual desktop system?
True or Falese, backup media using PTL or VTL simpana backup software can not start the deduplication function.
True or False, the Huawei Oceanstor backup solution integration program is one machine.
For commonly used SQL Server 2005 and 2008, users can connect to the specified server through the SQL Server Management Studio tool Database Engine. There are two connections in the connection group authentication method. Which client application connection method can provide the required landing User ID and password?
You want to improve host write performance on the primary storage. Two sets of OceanStor unified storage with synchronous remote replication are effective in doing this is which of the following ways? (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. which type of disk can provide a single disk IOPS?
A Huawei OceanStor 9000 is externally shared using NFS and CIFS at the moment.
You want to set some parameters to improve the performance of the NFS mounted under the Linux operating system. Which of the following description is correct?
For commonly used SQL server 2005 and 2008, users can connect to a specific service through the SQL server management studio tool database engine. T login there are two ways to authenticate. Which mode is needed for the client application connection?
Users use vsphere 5.5 to build business virtualization. In the course of the operation it was found that a host was using too many SCSI reservations, leading to vmfs performance degradation. What method can be used to eliminate the root cause of SCSI reservation conflicts? (Multiple choice.)
Which of the following best practice descriptions of Oralce database is correct? (Multiple choice.)
Which of the following information about the InfoEqualizer function of Huawei OceanStor 9000 is correct? (Multiple choice)
There are multiple types of disks in a hard disk domain in the OceanStor V3 storage system. If you add one SAS disk to the hard disk domain, the topology will be load balanced as which of the following?
Which of the following is not a disaster recovery manual restart configuration necessary to restore the production system (Multiple choice.)