EMT Practice Test

1. Question Content...

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Question1: Which of the following statements about switches used with Huawei OceanStor 9000 is true?

Question2: Before restriping, Huawei OceanStor 9000 determines whether the used space of the node pool in the target tier reaches the read-only watermark. Restriping is implemented only when the used space is lower than read-only watermark.

Question3: Which of the following statements about asynchronous remote replication of the Huawei Active-Passive DR Solution is correct?

Question4: In addition to inheriting the high-reliability design of OceanStor storage systems, HyperMetro employs new solution-level reliability technologies to maximize the reliability of the active-active solution.
Which aspects demonstrate the high reliability of HyperMetro? (Multiple Choice)

Question5: The object service uses Bucket Policy to control the access permissions of a single user or multiple users to the bucket or objects under the bucket, and which specific object operations can be controlled? (Multiple choice)

Question6: Huawei Oceanstor 9000 (30) infoEqualizer function is limited by license, including application dynamic name, static domain name and partition function, and supports load scheduling in polling mode.

Question7: In the Huawei Active-Active DC Solution, Oracle RAC can provide services concurrently at both sites.

Question8: Which of the following statements about block storage management is incorrect?

Question9: When analyzing and adjusting the factors that affect the performance of Huawei Oceanstor 9000 client, the steps involved are:
A) Check and adjust external interference factors
B) View the performance indicators of performance monitoring tools
C) Check and adjust the system configuration
Which item should be in the correct order?

Question10: Which of the following descriptions are correct for the CIFS protocol? (Multiple choice)

Question11: When deploying FusionStorage file service, a customer deploys 10 FusionStorage nodes and two management network switches.
In this scenario, how many IP addresses should be assigned for the management network?

Question12: Which are possible causes for an enterprise to use virtual tape libraries as the backup media? (Multiple Choice)

Question13: The methods for applying for activation of Huawei Oceanstor 9000 License include authorization activation and password activation.

Question14: Both the production center and disaster recovery center of a bank use Huawei's hyper-converged storage products, and the two centers perform disaster recovery through asynchronous replication. The copied network type can support GE/10 GE/25 GE.

Question15: The OceanStor 9000 allows the clients using different protocols to access the same directory or file simultaneously. For example, Windows clients (using the CIFS protocol), Linux clients (using the NFS protocol), and Mac OS X clients (using the CIFS protocol or NFS protocol).

Question16: CIFS/NFS/FTP sharing implemented by Huawei OceanStor 9000 is intended for which object?

Question17: For the NDMP feature of Oceanstor9000 product, which of the following option descriptions is wrong?

Question18: Which are advantages provided by parallel deduplication? (Multiple Choice)

Question19: Before designing a backup plan, you need to conduct research. What aspects need to be considered when researching? (Multiple choice)

Question20: Which of the following technologies can be used to manage secure access to N8500 NFS shares? (Multiple choice)

Question21: What are reasons that capacity will probably rise in the next few years?

Question22: When using Huawei Distributed Storage Block Service, which of the following description of the asynchronous remote replication feature disaster tolerance cluster are correct? (Multiple choice)

Question23: Which redundancy mode is adopted by the power supplies in the OceanStor 6800 V3 with 6 U enclosure?

Question24: The common hardware faults of the OceanStor enterprise storage devices include: (Multiple Choice)

Question25: Clone is a snapshot technology and a backup method that can be used for incremental synchronization and a clone copy is a full copy of dab at a specific point in time.

Question26: What types of quotas does OceanStor9000 InfoAllocator support? (Multiple choice)

Question27: When selecting storage devices, if the business requires a single hard disk IOPS greater than 3000, which of the following hard disk types are available for selection? (Multiple choice)

Question28: Which SAN topology provides the highest reliability?

Question29: What components does the backup system consist of? (Multiple Choice)

Question30: What are cloud storage's disadvantages when it serves as backup media?

Question31: When the Smartvirtualization feature is used to host external LUNs in a heterogeneous storage system, and the read I/O request for external LUN data does not go through the heterogeneous storage system, where might the data exist?

Question32: Which services are affected when we restart a dual controller storage device?

Question33: Which of the following statements about OceanStor BCManager eReplication are correct?
1. The version of JRE installed in the maintenance terminal where the eReplication client resides is 1.2.0_51 or later.
2. The eReplication client requires a trusted code signature.

Question34: Each tier in a disk domain can be assigned a different hot spare policy.

Question35: Which of the following statements is correct about the Huawei Network-Layer Remote Replication Solution?
1. Network-layer remote replication uses network devices to mask the heterogeneous nature of disk arrays at the primary and secondary centers so that remote replication can be implemented between the disk arrays.
2. In the production center, data is written to both the log volume and production volume, but in the DR center, data is just written to the production volume.

Question36: When configuring active and standby disaster recovery, which of the following conditions must be met for the LUNs on the primary and standby arrays?

Question37: Huawei's converged storage has the function of parallel fast data reconstruction. Data fragments are broken up in the resource pool. After a hard disk fails, it can be automatically rebuilt in parallel within the full resource pool. Only the actual data is rebuilt without a separate hot spare disk.

Question38: A customer plans to deploy an active/passive disaster recovery solution. The distance between the active and passive sites is about 1000 km. It is required that the RPO be shorter than 1 minute.
In this case, asynchronous remote replication is recommended.

Question39: Which of the following statements about the N8500 configuration process is correct?

Question40: The object storage services provided by Huawei Distributed Storage (compatible with Amazon S3 and OpenStack Swift) all provide a unified RESTfulAPI, and the client can access the storage node through the RESTfulAPI to realize data storage.

Question41: In the case of a single port, Huawei Oceanstor 9000 cannot implement the SMB3 Multihannel function.

Question42: When maintaining an OceanStor 9000, it is recommended that the system administrator perform routine check on user accounts, including: (Multiple Choice)

Question43: Which of the following distance conditions meets the requirements of the Huawei Remote DR Solution?

Question44: The Disaster Recovery Data Center Solution (Active-Active Mode) can be upgraded to the Disaster Recovery Data Center Solution (Geo-Redundant Mode), but needs extra devices.

Question45: An enterprise application was backed up as follows: On February 1 (Feb1), full backup of all files and directories was implemented. On February 2 (Feb2), 3 (Feb3), and 4 (Feb4), cumulative incremental backup was implemented. On February 5, service disks failed.
If the enterprise wane to restore the application to the state preserved on February 4, which backup files are needed?

Question46: After launching Oceanstor 9000 deployment, the deployment tool interface prompts "connection unsuccessful". What are the possible reasons? (Multiple choice)

Question47: Which of the following statements about Huawei OceanStor Backup Solution is false?

Question48: What are the backup software architectures included in the ceanStor backup solution? (Multiple choice)

Question49: In the deployment scenario of FusionStorage file service, the customer deploys ten FusionStorage nodes and two management network switches. At this time, the number of IP addresses that need to be assigned to its management network is?

Question50: What is true about the OceanStor V3 series?

Question51: If a large amount of data needs to be backed up, the all-in-one deployment scheme is recommended, instead of the separate deployment scheme.

Question52: A company purchased a set of Huawei horizontally extended file storage to build a file sharing system. At present, the clients of each department use different IP subnets, and the storage administrator configures the front-end service IP addresses of all nodes to belong to the same subnet.
Which steps are correct for the storage administrator to configure the subnet? (Multiple choice)

Question53: Which of the following statements about the deployment of Huawei's active-active data center are correct? (Multiple choice)

Question54: In the era of big data, you should also have big data thinking. Which of the following statements is wrong?

Question55: A company has a variety of services such as database applications, OLTP applications, mail service applications, and Web server applications. The SmartCache feature does not significantly improve the performance of the following ______ business scenarios.

Question56: Storage-layer data replication supports data replication across heterogeneous storage arrays,

Question57: Before designing a backup solution, you must conduct surveys.
Which aspects should be considered in a survey? (Multiple Choice)

Question58: What requirements must be met when configuring SmartPartition? (Multiple Choice)

Question59: The inforeplicator feature of Oceanstor 9000 (C30) product supports synchronous and asynchronous remote replication at the same time.

Question60: In Huawei distributed storage, SCSI volumes with multiple mount points are called shared volumes, and iSCSI volumes are shared volumes. In order to support the backup capability of shared volumes, the block service also supports snapshots of shared volumes, and the snapshot process of shared volumes is the same as that of ordinary volumes.

Question61: Which of the following statements about diagnosing the OceanStor 5300 V3 are correct? (Multiple Choice)

Question62: What types of quotas does Ooceanstor 9000 Ifollocator support? (Multiple choice)

Question63: Which redundancy mode is adopted by the power supplies in the OceanStor 5300 V3 with 2 U enclosure?

Question64: In the use of OceanStor BCManager eReplication for disaster tolerance switchover and failback testing, both the production and disaster recovery end arrays must support the snapshot feature.

Question65: Where is the shared mapping table of HyperSnap stored?

Question66: Which of the following statements is correct?
Statement 1: With one disk domain and one storage pool present, you can define two tiering policies.
Statement 2: RAID protection levels are assigned in a disk domain.

Question67: What are the external interfaces supported by HDFS Plugin? (Multiple choice)

Question68: Which of the following statements about the features of Huawei HyperMirror are correct? (Multiple choice)

Question69: In the Huawei Active-active Disaster Recovery Solution, which of the following are required components? (Multiple choice)

Question70: Which are big data's characteristics defined by IDC? (Multiple Choice)

Question71: There are many service support system functions in the N8500 clustered NAS system, such as NFS and ClFS basic service groups. Which of the following is not an NFS service group resource agent?

Question72: An enterprise administrator created a shared folder on the root directory of the file system, and created 3 different Quota Trees under the root directory for Manager A (Quota Iree 1), Project Department B (Quota Tree 2) and Sales Department C (Quota Tree 3) for being used alone.
Which of the following statement is correct?

Question73: In the Huawei dual-active disaster recovery solution, which of the following situations must use Fibre Channel connection?

Question74: What are the factors that affect the performance of the Huawei Oceanstor 9000 client? (Multiple choice)

Question75: Which designs improve the system reliability of Huawei OceanStor 9000? (Multiple Choice)

Question76: Which of the following statements are correct about Huawei Local HA Solution that uses HyperMirror? (Multiple Choice)

Question77: It is a necessary step to create a consistency group in Huawei's active-standby disaster recovery solution.

Question78: The remote replication feature is mainly used in disaster recovery backup scenarios. Which of the following statements about the remote replication feature are correct? (Multiple choice)

Question79: When using Huawei OceanStor BCManagereReplication to configure active and standby disaster recovery, which of the following operations is not necessary?

Question80: In the Huawei disaster recovery solution, at which levels can data replication be performed? (Multiple choices)

Question81: If the alarm indicator of the storage controller enclosure is yellow, it indicates that the storage system has a critical alarm.

Question82: Which of the following statements about the CIFS sharing configuration of Huawei OceanStor 9000 is false?

Question83: What are the values of recovery point objective (RPO) and recovery time objective (RTO) in Huawei synchronous remote replication?

Question84: Which feature of Huawei OceanStor 9000 can provide file system snapshots?

Question85: Which of the following statements about Oceanstor 9000 intelligent load balancing are correct? (Multiple choice)

Question86: In the HyperMetro active-active data center solution, data centers A and B are deployed.
If the storage array in data center A fails, which of the following statemen& are true? (Multiple Choice)

Question87: Based on the HyperMirror technology of the Huawei OceanStor storage array, it achieves application level local high availability, zero data loss in heterogeneous array failures, and zero business interruption (RPO=0, RTO=0).

Question88: Which of the following statements about Huawei OceanStor 9000 is false?

Question89: An enterprise wants backup to consume only a small amount of storage space and a minimal backup window.
In this case, which backup type is most recommended?

Question90: What are the daily inspection performance indicators of the single-select big data storage system? (Multiple choice)

Question91: Before deploying Huawei's active-active disaster recovery solution, information about the customer's network environment must be collected, including: (Multiple Choice)

Question92: Which of the following is not a mandatory optional component in the architecture of a NAS system?

Question93: The OceanStor Toolkit provides tools for:

Question94: When designing a backup plan, if the application is not in the compatibility list, it cannot be backed up.

Question95: A Clone task fails.
This could be caused by; (Multiple Choice)

Question96: With HyperMirror.
To make use of dual write:

Question97: What operating systems are supported by OceanStor BCManager eReplication? (Multiple Choice)

Question98: Which of the following options belong to the rules for FusionStorage software deployment? (Multiple choice)

Question99: Which of the following backup media do not support deduplication? (Multiple Choice)

Question100: A storage device of an enterprise generates a fault alarm. After engineer A arrives at the customer site, he prepares to collect storage device information and pass it to R&D for further analysis.
What collection methods can Engineer A use to collect information? (Multiple choice)

Question101: Use the Oceanstor systemReporter report tool to monitor Oceanstor 9000. What resource objects can be monitored? (Multiple choice)

Question102: The storage device generates a fault alarm. Which of the following methods cannot collect storage system fault information?