DELL EMC DES-1111 問題練習

Question No : 1
Which SRDF/A resiliency feature allows sessions to remain active during transient link outages?

• A.Group-Level Write Pacing
• B.Transmit Idle
• C.Recovery After Link Loss
• D.Failback

答えを確認する

正解:
Explanation:
Reference: https://www.dell.com/community/s/vjauj58549/attachments/vjauj58549/vmax/838/1/SRDF%20Connectivity.pdf (25)

Question No : 2
DRAG DROP
Match each item with its description.

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正解:

Question No : 3
What is the maximum number of Bricks and drives that can be configured in a VMAX 950?

• A.8 Bricks and 288 drives
• B.2 Bricks and 96 drives
• C.8 Bricks and 1920 drives
• D.2 Bricks and 100 drives

答えを確認する

正解:
Explanation:
Reference: https://ucsi.de/docs/DellTech/Dell_Technologies_Portfolio_Poster_Storage_POWERMAX_ISO-A0_v1a_SEP19.pdf

Question No : 4
SRDF/A has been enabled between two PowerMax arrays. An extended loss of all RDF links occurs.
What is the state of the RDF pair after link connectivity is restored?

• A.Split
• B.Failed Over
• C.Suspended
• D.Partitioned

答えを確認する

正解:
Explanation:
Reference: https://www.delltechnologies.com/asset/en-us/products/storage/technical-support/docu95482.pdf (24)

Question No : 5
DRAG DROP
Match each SRDF command with its function.

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正解:

Question No : 6
What is the maximum number of front-end ports that can be configured on a PowerMax 8000?

• A.128
• B.192
• C.256
• D.320

答えを確認する

正解:
Explanation:
Reference: https://www.delltechnologies.com/asset/en-au/products/storage/technical-support/h16739-20PowerMax-2000-8000-ss.pdf

Question No : 7
A customer is planning to purchase a PowerMax 8000 system with the zEssentials software package. The environment needs to have the ability to rapidly recover from large scale logical corruption using TimeFinder SnapVX.
Which optional software should be recommended to fulfill the requirement?

• A.Product Suite for z/TPF
• B.GDPR
• C.zDP
• D.AutoSwap

答えを確認する

正解:
Explanation:
Reference: https://www.gotomojo.com/wp-content/uploads/2019/07/Dell-VMAX-All-Flash-Product-Guide.pdf

Question No : 8
A storage administrator is provisioning storage on a PowerMax 2000 array. The application requires fast reads and the highest possible data protection.
Which RAID level should be recommended?

• A.RAID 6 (6 + 2)
• B.RAID 5 (3 + 1)
• C.RAID 6 (14 + 2)
• D.RAID 5 (7 + 1)

答えを確認する

正解:
Explanation:
Reference: https://www.delltechnologies.com/asset/en-us/products/storage/technical-support/h16891-powermax-family-ds.pdf

Question No : 9
At a disaster planning meeting, an architect is presented with the following facts by a client:
A Unix host is replicating storage from a Production PowerMax to a VMAX 250FX.
RDF pairs have been split with Production and DR hosts accessing their respective storage.
Invalid tracks have started to build against PowerMax and VMAX 250FX.
The client now wants to bring production back to PowerMax, discarding the VMAX 250FX updates while keeping the updates on the PowerMax .
What is the correct action to take?

• A.Failback
• B.Establish
• C.Resume
• D.Failover

答えを確認する

正解:

Question No : 10
What is required before a port can be disassociated from an FA emulation on a PowerMax?

• A.The port must not be a member of any Port Group
• B.The port must not belong to an RDF group
• C.All ports on the I/O module must be offline
• D.All ports associated with the FA emulation must be offline

答えを確認する

正解:
Explanation:
Reference: https://www.dell.com/community/Symmetrix/How-to-change-FA-port-to-RF-port-in-5977/td-p/7162464

Question No : 11
What needs to be created in BCSD to link multiple SRDF/A sessions?

• A.Composite Group
• B.Logical relationship
• C.Consistency Group
• D.MSC logical relationship

答えを確認する

正解:
Explanation:
Reference: https://www.scribd.com/document/411415716/vmax-3-solution-design-student-guide-pdf

Question No : 12
What is the default data collection interval for TTP collections?

• A.5 minutes
• B.10 minutes
• C.15 minutes
• D.30 minutes

答えを確認する

正解:
Explanation:
Reference: https://manpreetstorage.files.wordpress.com/2016/07/vmax-3-solution-design-student_guide.pdf (49)

Question No : 13
A very small data center is being deployed at a service provider site. New 32 GB FC switches to support Open Systems hosts have been purchased and installed in the data center. Two of the tenants for data storage are from competing small businesses. Data storage for each tenant is expected to be a maximum of 500 TB. Because tenants are from competing companies, the service provider wants to be able to provide data storage from different arrays to each tenant to guarantee separation of data and information.
Which array is recommended to support these requirements, while occupying the least amount of space in the new data center?

• A.PowerMax 8000
• B.VMAX All Flash 250
• C.VMAX All Flash 950
• D.PowerMax 2000

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正解:

Question No : 14
DRAG DROP
An architect is configuring BCSD to design SRDF/S between two new PowerMax arrays. The architect has completed the tasks for the local side of the solution, including RA Port Group, Replication Group, and site switch.
What is the correct order of steps the architect needs to take to complete the SRDF setup?

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正解:

Question No : 15
A customer is planning an SRDF/S implementation. They are concerned about the performance of their application when the initial synchronization of the data occurs.
Which SRDF mode should be used during the initial synchronization period?

• A.Mixed
• B.Adaptive copy disk
• C.Dynamic RDF
• D.SRDF/A

答えを確認する

正解:
Explanation:
Reference: https://www.delltechnologies.com/asset/en-us/products/storage/technical-support/docu95482.pdf