EMT Practice Test

1. Question Content...

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Question1: What does the term RPO mean?

Question2: In HUAWEI OceanStor V3, which of the following statements about mapping a snapshot is true?

Question3: In Huawei OceanStor V3, what unit is Thick LUN applying for space from the storage system?

Question4: Is the following description of cloud computing correct? (Multiple choice)

Question5: A differential backup holds all changes that were made since the last successful full backup.

Question6: Clustered NAS can provide concurrent multi-node access of data to hosts.

Question7: Huawei V3 series storage system hardware includes controller enclosures and disk enclosures. Which of the following statements about controller enclosures is correct?

Question8: Storage array is a network signals or data. It can provide a dedicated communication channel between any 2 nodes in the network that is connected.

Question9: What is typical for a DAS solution?
(Multiple Choice)

Question10: Regarding the benefits and necessity of enterprises doing disaster recovery system construction, is the following statement wrong?

Question11: Which of the following is not involved in the SCSI Protocol Addressing?

Question12: After the UltraPath is installed on an application server, its operating system can automatically identify the disks mapped from a storage device without being restarted.

Question13: Which of the following three disaster recovery technologies are commonly used? (Multiple choice)

Question14: With the advent of the era of big data, the corresponding storage technology is also undergoing changes.
Is the following statement correct? (Multiple choice)

Question15: Regarding the traditional model and cloud computing model, high reliability in the data center and cross-data center disaster recovery methods, the following says What is wrong?

Question16: Which of the following describes the file access protocol correctly? (Multiple choice)

Question17: Which are characteristics of the HUAWEI OceanStor V3 hardware? (Choose all that apply.)

Question18: The data center is an infrastructure built for accessing and carrying server services. According to the business, the data center can be Divided into: (multiple choices)

Question19: In order to make full use of storage resources, on which tier are SSDs usually configured in a tiered storage system?

Question20: What is the main purpose of backup battery units (BBU) in storage controllers?

Question21: Which of the following is not a port type defined by Fibre Channel?

Question22: Match the correct functionalities together: (1) IaaS (2) Hybrid (3) SaaS (a) Combination of public and private (b) Applications are hosted externally (c) Hardware is outsourced.

Question23: When does data become information?

Question24: Which of the following is not the benefits of converged storage systems?

Question25: The following description about the characteristics of the LAN-BASED backup method is incorrect:

Question26: There are two descriptions about fiber switches below, the correct ones are:
Description 1: A port can be in multiple zones.
Description 2: A switch can have multiple zones.

Question27: Statement 1: An ICT infrastructure should be built with high end equipment and be located in one site.
Statement 2: A server is a rackmounted enterprise version of a desktop computer and typically has more than one hard disk installed.

Question28: The data backed up by the differential backup is relative to the data added and modified after the last full backup.

Question29: What are the maintenance items of the data center storage administrator? (Multiple choices)

Question30: Statement 1: NAS systems must be interconnected using fiber optic cables.
Statement 2: A network protocol is the way in which an operating system accesses a file that is on a network connected device.

Question31: Which of the following operating systems can access CIFS shares without installing additional software?

Question32: About HUAWEI OceanStor V3, the following 2 statements:
Statement 1: With the SmartTier feature the SSD disks are in the Performance Tier.
Statement 2: No more than 3 tiers can exist in the OceanStor V3 storage arrays.

Question33: Statement 1: A port can be listed in multiple zones.
Statement 2: A switch configuration can contain multiple zones.

Question34: Which of the following licenses requires at least two OceanStor systems that are connected over a WAN/LAN?

Question35: A company belongs to the field of banking and finance, with a large amount of business data and high security requirements. What kind of RAID is suitable for this company?
level?

Question36: Users of a company can automatically report the alarm of the storage device connected to it to the Huawei Service Support Center through a management software. Excuse me, what software is this user using?

Question37: The following are the advantages of SSD hard drives compared with mechanical hard drives. The description is correct: (multiple choices)

Question38: Select the correct statements that describe the properties of bus technology in ICT architecture. (Choose all that apply.)

Question39: Database data belongs to structured data, and audio and video data belong to unstructured data.
The growth comes mainly from the rapid growth of unstructured data.

Question40: Most data generated by the Internet industry is structured data, amounting to 80% of total data.

Question41: The following description of the characteristics of the LAN-FREE backup method is incorrect:

Question42: A company needs to make a backup strategy. The company has a small amount of backup data, and hopes to back up in a short time and save storage space to the maximum. What type of backup do you recommend?

Question43: Which of the following is not a port type defined by Fibre Channel?

Question44: There are two descriptions about backups:
Description 1: You can use the data backed up on the tape for data recovery at any time, but you can only recover to the backup moment Historical data, not the data at the time of failure.
Description 2: Using tape as the backup medium is the highest RTO backup method.

Question45: Is the following correct understanding of data and information?

Question46: Statement 1: Virtual Tape Libraries allow for a highly scalable backup strategy as storage can be added later.
Statement 2: Virtual Tape Libraries should be used when remote datacenters are NOT available.

Question47: Which of the following statements is NOT true? (Multiple Choice)

Question48: Statement 1: Port zoning is preferred for zoning a FC switch when there are a lot of changes to the patch points.
Statement 2: Alias zoning is a user friendly version of soft zoning.

Question49: The steps of asynchronous remote replication multi-point technology, is the following statement correct?
(1) A new time slice (T2, P2) is generated in the cache of the master LUN and the slave LUN at the start of each replication cycle (2) The newly written data of the host is cached in the time slice T2 of the main LUN Cache, responding to the completion of the host (3) The master and slave LUNs each release the received data (4) Copy the data of time slice T1 directly to the slave LUN and write it to the time slice P2 of the slave LUN

Question50: ICT is a technological field that combines information technology and communication technology.

Question51: Which of the following is correct? (Choose all that apply.)

Question52: What are the advantages of SSDs over HDDs? (Choose all that apply.)

Question53: The mount command is used in Linux-based clients to connect the client to the NFS share.

Question54: What is the description of file-level HyperSnap feature data recovery in Huawei OceanStor V3 storage system, which Are these correct? (Multiple choice)

Question55: Which of the following storage devices are non volatile? (Choose all that apply.)

Question56: The SmartTier intelligent data grading feature requires three types of hard drives in the storage pool.

Question57: Statement 1: MLC drives are optimal when used for high intensity writes to that disk.
Statement 2: The latency of SSD drives is about 0.1 s.

Question58: Storage refers to physical devices that is able to store and save data for user access.

Question59: In the Huawei storage system using RAID2.0+ technology, regarding the difference between Thick LUN and Thin LUN, the following Which description is correct? (Multiple choices)

Question60: The following description about Huawei RAID2.0+ technology is correct: (multiple choices)

Question61: Two CKs in a CKG of RAID2.0+ can come from the same hard disk.

Question62: Which is a typical application example of PaaS?

Question63: HyperRepIication for HUAWEI OceanStor V3 can use FC links between the data centers. iSCSI links are not supported.

Question64: Regarding the characteristics of the four disaster recovery modes of active-active, hot standby, warm standby, and cold standby, what is wrong in the following statement?

Question65: A user is having intermittent problems connecting to their shared network storage, A network technician is able to determine that there is a problem within the network cabling in between the workstation and the switch.
All other users are able to connect successfully to the network. Which of the following is the MOST likely cause?

Question66: Storage array is a network device used to switching network signals or data. It can provide a dedicated communication channel between any 2 nodes in the network that is connected.

Question67: Huawei focuses on IT infrastructure in the ICT field.

Question68: Statement 1: RAID 2.0+ offers better protection against data loss than traditional RAID and it performs much better.
Statement 2: To rebuild a RAID 2.0+ protected failed drive takes a lot of time as all drives are involved in the rebuild of the spare disk.

Question69: Which of the following describe DAS? (Multiple Choice)

Question70: Which of the following is not a characteristic of the Cloud?

Question71: What are the application scenarios of the SAN solution? (Multiple choice)

Question72: In HUAWEI OceanStor V3, which of the following are characteristics of virtual snapshot LUN?
(Multiple Choice)

Question73: Description 1: HyperMirror has a LUN failure, the host service is not interrupted, the HyperClone primary LUN fails, and the host service is interrupted.
Description 2: HyperMirror supports dual copies, HyperClone supports a maximum of 1 master LUN: 16 slave LUN mode.

Question74: What is included in every backup job? (Choose all that apply.)

Question75: Statement 1: Multimode optic cables are usually longer than single mode cables.
Statement 2: Sharp cable bends lead to weaker signal at the end of the cable.

Question76: Statement 1: OceanStor Dorado systems are designed for high performance environments. Statement 2:
OceanStor Dorado systems are so-called All Flash Arrays.

Question77: Which of the following statements about the differences between DAS and SAN is incorrect?

Question78: What are the characteristics of big data? (Multiple choice)

Question79: Is the following description about Quota tree correct?

Question80: It is a hard-disk failure that occurs when a read-write head of a hard disk drive comes in contact with its rotating platter, resulting in permanent and usually irreparable damage to the magnetic media on the platter surface.
Which of the following fits the above description?

Question81: Which of the following statements about HUAWEI OceanStor V3 SmartTier dynamic storage tiering technology is NOT true?

Question82: It provides connection between sets of nodes and allows the connected devices(nodes) to communicate with each other but it is not a device. Which of the following fits the above description?

Question83: In a SCSI connection, it is responsible to send SCSI commands to the target. Which of the following fits the above description.

Question84: Deduplication and compression can only be enabled for Thin LUNs.

Question85: Which of the following statements about LAN-based backup is incorrect?

Question86: Which module is not in the disk enclosure of a storage device?

Question87: Which of the following statements is incorrect?

Question88: Which of the following are deployment modes of cloud computing? (Multiple Choice)

Question89: If a company uses an OLTP database, which migration strategy is suitable for SmartTier?

Question90: It is an electronic device controlled by a motor that moves the hard drive head arm. Which of the following component fits the above description?

Question91: Description 1: The file system of the NAS is managed by a storage or server that provides resources.
Description 2: The file system of the SAN is managed by the host itself.

Question92: According to the disaster tolerance effect, the disaster tolerance level can be divided into: (multiple choice)

Question93: Which of the following statements about Huawei RAID 2.0+ are correct? (Multiple choice)

Question94: Regarding the description of Huawei OceanStor storage system safe disk, which of the following is correct?
(Multiple choice)

Question95: Which of the following methods can achieve the optimal RTO?

Question96: An e-commerce website usually has a relatively stable business volume, so I purchased the server and built a private cloud operation During the Double Eleven promotion, the business volume is very large, so we rent the server from the operator's public cloud to share the festival's burden Netherlands, this cloud computing deployment model belongs to?

Question97: In a Red Hat Linux 5 operating system, which command is used to mount the sdb5 in the dev directory to the sdb5 in the mnt directory?

Question98: An enterprise needs to purchase backup media for data backup. To inherit the enterprise's original tape backup architecture and strategy, it is necessary to mention High backup speed. What kind of backup media did this enterprise purchase?

Question99: According to the changes in the amount of backup data, the types of backup can be divided into:

Question100: Remote replication requires master and slave storage from the same manufacturer.

Question101: Which of the following is not a backup type?

Question102: Which of the following statements about block virtualization technology for Huawei storage systems are correct? (Choose all that apply.)

Question103: Regarding the new era of ICT and technology, is the following statement correct? (Multiple choices)

Question104: Which of the following statements about switched fabric topology in Fibre Channel SANs is NOT true?

Question105: The SCSI protocol is the basic protocol for host and disk communication. It is operated by the SCSI controller, the controller is equivalent For a small CPU, it has its own command set and cache.

Question106: Select the correct statements that describes the properties of Distributed Object Storage Architecture.
(Multiple Choice)

Question107: Currently all OceanStor V3 devices support SAS at 12 Gb/s.

Question108: The central backup question is: How much loss can be tolerated determines how much to invest in backup?

Question109: According to the physical location of the NAS engine and storage device, the NAS is divided into: (multiple choices)

Question110: Which of the following is NOT the characteristics of the active-active mode of a storage controller?

Question111: Statement 1: Traditional PC's are usually cheaper to maintain than a cloud desktop.
Statement 2: In a cloud system, data is centrally stored and managed.

Question112: HA (High Availability) refers to the ability to continue to access applications in the event of a single component failure in the local system. In a data center, the downtime is one hour a year, so what is the HA of the data center?

Question113: The following description is correct: (multiple choice)

Question114: What conditions should be considered for device backup bandwidth? (Multiple choice)

Question115: What is wrong with the following description of DAS?

Question116: SAN network-based data replication technology is a storage area network between front-end application servers and back-end storage systems Network (SAN), adding a layer of intelligent switches, the front end is connected to the server host, and the back end is connected to the storage device.

Question117: Statement 1: Creating an incremental backup is faster than creating a differential backup. Statement 2:
Restoring from an incremental backup is faster than from a differential backup.

Question118: Statement 1: The higher the number used to indicate the RAID level, the higher the overhead.
Statement 2: RAID 10 stripes the data, then mirrors the stripe set.

Question119: Lifecycle Management Of Information and Data consists of 5 different stages. Which of the following is the second stage?

Question120: Extent of RAID2.0+ technology is the basic unit of which technology in the storage pool? (Multiple choice)