無料でゲット！2022に更新されたEMC DEA-1TT4試験問題と解答 [Q37-Q55]

無料でゲット！2022年最新のに更新されたEMC DEA-1TT4試験問題と解答

DEA-1TT4問題集PDFとテストエンジン試験問題

EMC DEA-1TT4 認定試験の出題範囲：

トピック	出題範囲
トピック 1	Modern Data Center Infrastructure Describe Replication Uses, and Replication and Migration Techniques Security and Management
トピック 2	Explain the Components and Connectivities of FCIP and FCoE Storage Systems Describe Data Deduplication and Data Archiving Solutions Architecture
トピック 3	Explain the Key Characteristics of Big Data, Components of a Big Data Analytics Solution, Internet of Things (IoT), Machine Learning, and Artificial Intelligence
トピック 4	Describe the Information Security Goals, Terminologies, Various Security Domains, and Threats to a Storage Infrastructure
トピック 5	Explain the Components of Block-Based Storage System, Storage Provisioning, and Storage Tiering Mechanisms
トピック 6	Describe the Data Classification, Elements of a Data Center, Key Characteristics of a Data Center, and Key Technologies Driving Digital Transformation
トピック 7	Describe Software-Defined Storage Attributes, Architecture, Functions of the Control Plane, Software-Defined Extensibility, and Software-Defined Networking Functionalities
トピック 8	Describe the Information Availability Measurements and Key Fault Tolerance Techniques
トピック 9	Describe the Building Blocks of a Modern Data Center Describe Storage Area Network (SAN), FC Architecture, FC Topologies, Zoning, and Virtualization in FC SAN
トピック 10	Explain the NAS Components and Architecture, NAS File Sharing Methods, and File-Level Virtualization and Tiering Backup, Archive, and Replication
トピック 11	Storage Networking Technologies Describe TCP IP, IP SAN, iSCSI Protocol, Components, Connectivity, Addressing, Discovery Domains, and VLAN
トピック 12	Explain the Cloud Characteristics, Cloud Service Models, and Cloud Deployment Models Cloud Characteristics, Cloud Service Models, and Cloud Deployment Models

 

質問 37
What accurately describes the seek time of a disk drive?

• A. Time taken to read a block of data from the platter
• B. Time taken to position the read/write head over the correct track
• C. Time taken by the platter to position the data under the read/write head
• D. Time taken by the controller to service an I/O from the application

正解: B

 

質問 38
In an FC SAN environment, which security mechanism prevents a switch port from being enabled even after a switch reboot?

• A. Fabric binding
• B. Port locking
• C. Port type locking
• D. Port binding

正解: B

 

質問 39
What is the correct sequence of steps to authenticate an initiator and a target using one-way Challenge Handshake Authentication Protocol (CHAP) after the initiator performs a login to the target?

正解:

解説:

Reference:
https://books.google.com.pk/books?id=tPLBUi8JSogC&pg=PA357&lpg=PA357&dq=initiator+takes+the
+shared+secret+and+calculates+the+value+using+a+one+way+has+function+and+return+a+hash+value+to
+the
+target&source=bl&ots=HlHg70jCh3&sig=ACfU3U19dz4gIF9nvPh_uLbkoEojyrKlsg&hl=en&sa=X&ved=2ahU KEwjMp_PPluTrAhWZA2MBHX0IBv8Q6AEwBnoECAoQAQ#v=onepage&q=Takes%20shared%20secret% 20and%20calculates%20value%20using%20a%20oneway%20has&f=false (figure 14-10)

 

質問 40
What is a key benefit for performing local replication?

• A. Reduce the time to perform data backups
• B. Provide disaster recovery as a service offering
• C. Enable operational recovery of data if there is a data loss
• D. Enable data recovery in the event of a site-level disaster

正解: C

解説:
Typically used for operational restore of data if there is a data loss

 

質問 41
Which EMC product provides a remote replication solution for EMC VMAX3 storage systems?

• A. SRDF
• B. ProtectPoint
• C. SnapSure
• D. MirrorView

正解: A

 

質問 42
What is an example of a security management task in a storage infrastructure?

• A. Restricting the number of simultaneous client access to application servers
• B. Configuring LUN masking to restrict hosts from accessing a specific LUN
• C. Enabling sending messages to a support center in the event of resource failure
• D. Enforcing storage space quotas to restrict users from overprovisioning resources

正解: C

 

質問 43
What accurately describes a software-defined architecture?

• A. Provides a unified management platform for centralized monitoring and administration.
• B. Provides decentralized, manual, and policy-driven IT resource management.
• C. Supports only central management of private cloud resources using a pre-defined policy.
• D. Uses only converged and hyperconverged infrastructures to offer services to companies.

正解: A

 

質問 44
What is a function of the metadata service in an object-based storage device (OSD)?

• A. Manages both physical and logical disks on which the user data is stored.
• B. Maintains the object IDs and file system namespace mappings.
• C. Generates the file system namespace from the file contents.
• D. Manages the storage space for all remote clients.

正解: B

 

質問 45
Which type of zoning does the "X" represent?

• A. Fabric zoning
• B. WWN zoning
• C. Mixed zoning
• D. Port zoning

正解: A

 

質問 46
A Fibre Channel switch has eight ports and all ports must be operational from 8 AM to 8 PM, Monday through Friday. However, a failure of Port 2 occurs on a particular week as follows:
Monday = 10 AM to 12 PM Wednesday = 4 PM to 9 PM Thursday = 4 PM to 7 PM Friday = 3 PM to 6 PM Saturday = 9 AM to 1 PM What is the availability of Port 2 in that week?

• A. 71.6%
• B. 70%
• C. 78.3%
• D. 80%

正解: A

 

質問 47
A backup administrator has defined a backup policy. The policy requires full backups to be performed at 10 PM every Sunday and incremental backups performed at 10 PM the remaining days. If files were accidentally deleted Wednesday morning, how many backup copies are required to restore the files?

• A. 0
• B. 1
• C. 2
• D. 3

正解: B

 

質問 48
What is a function of the metadata service in an object-based storage device (OSD)?

• A. Manages both physical and logical disks on which the user data is stored.
• B. Maintains the object IDs and file system namespace mappings.
• C. Generates the file system namespace from the file contents.
• D. Manages the storage space for all remote clients.

正解: B

解説:
Explanation/Reference:

 

質問 49
An organization performs a full back up every Sunday and cumulative back ups on the remaining days. On Thursday, a data corruption occurs that requires a data restoration from the backup copies. How many backup copies are required to perform this restoration?

• A. 0
• B. 1
• C. 2
• D. 3

正解: C

 

質問 50
Which technology is used in the media and entertainment industry to enable content-based search activity and to create video subtitles using natural language processing?

• A. Machine learning
• B. Social networking
• C. Cloud computing
• D. Internet of Things

正解: A

解説:
Explanation/Reference:

 

質問 51
Which EMC product is a VNX array-based local replication software that creates a full volume mirror of the source?

• A. TimeFinder/Snap
• B. TimeFinder/Clone
• C. SnapView Clone
• D. SnapView Snapshot

正解: C

 

質問 52
Which security mechanism ensures secure access to internal assets while enabling Internet-based access to selected resources?

• A. Demilitarized zone
• B. Discovery domain
• C. Virtual private network
• D. Virtual local area network

正解: A

解説:
Demilitarized Zone A control to secure internal assets while enabling Internet-based access to selected resources.

 

質問 53
Which layer contains services that define network behavior through policies and resource requirements in a software-defined networking architecture?

• A. Infrastructure
• B. Application
• C. Interface
• D. Control

正解: A

解説:
Explanation/Reference: https://www.sdxcentral.com/networking/sdn/definitions/what-the-definition-of-software-defined- networking-sdn/

 

質問 54
Which Dell EMC product enables continuous protection for any PIT recovery and offers multi-site support?

• A. SRDF
• B. SourceOne
• C. Avamar
• D. RecoverPoint

正解: D

解説:
Explanation/Reference: https://www.dellemc.com/resources/en-us/asset/data-sheets/products/storage-2/h2769- recoverpoint-ds.pdf

 

質問 55
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検証済みのDEA-1TT4テスト問題集と解答で正確な125問題と解答あります：https://www.goshiken.com/EMC/DEA-1TT4-mondaishu.html