[Jun 05, 2022] DES-1721 Exam Dumps – Try Best DES-1721 Exam Questions – ActualPDF [Q69-Q89]

5/5 - (1 vote)

[Jun 05, 2022] DES-1721 Exam Dumps – Try Best DES-1721 Exam Questions – ActualPDF

Verified DES-1721 exam dumps Q&As with Correct 150 Questions and Answers

Conditions to Meet

As it is clear, this designation belongs to the “specialist” category. So, some antecedent understanding is crucial before aiming at this certification. As per the vendor, the hopefuls should earn any of the below-mentioned associate validations:

Associate – Information Storage and Management Version 3.0;
Dell Certified Associate – Storage (available for only existing certificates);
Dell Certified Professional – SC Series Storage.
Associate – Information Storage and Management Version 1.0;
Associate – Information Storage and Management Version 2.0;

With these certifications, one will have a sound foundational understanding that will help a candidate to excel and pass the official exam confidently. Grasping what the Dell Specialist – Implementation Engineer, SC Series Version 1.0 certification is trying to convey will be plausible with all these designations.

QUESTION 69
You are deploying a new SC9000 system running Storage Center OS 7.2. At which drive size does the system require you to begin running dual redundancy on both SSDs and HDDs?

2.0 TB and larger for SSDs
4.0 TB and larger for HDDs

4.0 TB and larger for SSDs
2.0 TB and larger for HDDs

4.0 TB and larger for SSDs
4.0 TB and larger for HDDs

8.0 TB and larger for SSDs
2.0 TB and larger for HDDs

Explanation/Reference: https://topics-cdn.dell.com/pdf/storage-sc2000_release-notes4_en-us.pdf (P.4)

QUESTION 70
An administrator wants to configure an SC Series array to use Virtual Port Mode. What is a requirement to accomplish this task?

I/O Controller cards must use a single-ID firmware version

Activation license must be installed

NPIV must be disabled on Fibre Channel switches

Fibre Channel switches must use an arbitrated loop topology

Explanation/Reference:
Reference https://www.dell.com/support/manuals/lt/en/ltbsdt1/dell-compellent-sc4020/sc4020om-v8/ requirements-for-virtual-port-mode?guid=guid-90fdb7bf-141b-4218-b3e5-2acb34acf90d&lang=en-us

QUESTION 71
When setting up MPIO with Live Volumes what policy should be selected when configuring a Windows 2016 server?

Weighted Path

Least Queue Depth

Round Robin with Subset

Round Robin

Reference:
https://downloads.dell.com/manuals/all-products/esuprt_software/esuprt_it_ops_datcentr_mgmt/ general-solution-resources_white-papers7_en-us.pdf (74)

QUESTION 72
You have implemented two SC Series systems at a customer site. The Dell Storage Manager (DSM) Suite has been installed on a Microsoft Windows server. Both Storage Centers have been installed and added to the DSM. However, several days after the installation, the customer is only able to see one Storage Center in the DSM GUI.
Which recommended action will correct this issue?

Check the network connections to the missing Storage Center

Reinstall the DSM including the database

Connect the DSM to the Data Collector

Restart the missing Storage Center

QUESTION 73
What is the maximum memory supported on a single SC9000 controller?

96 GB

64 GB

256 GB

128 GB

QUESTION 74
You need to set up the iDRAC IP address on an SC Series controller with the following details:
IP address 192.168.0.160

subnet mask 255.255.255.0

gateway 192.168.0.1

Which commands should be used to complete this task?

ifconfig inet set eth0 ip 192.168.0.160
ifconfig inet set eth0 netmask 255.255.255.0
ifconfig inet set eth0 gateway 192.168.0.1

ifconfig inet set eth1 ip 192.168.0.160
ifconfig inet set eth1 netmask 255.255.255.0
ifconfig inet set eth1 gateway 192.168.0.1

controller ipconfig set eth0 ip 192.168.0.160
controller ipconfig set eth0 netmask 255.255.255.0
controller ipconfig set eth0 gateway 192.168.0.1

platform bmc set ip 192.168.0.160
platform bmc set netmask 255.255.255.0
platform bmc set gateway 192.168.0.1

QUESTION 75
How many SC420 enclosures can be supported by the SC7020 controller?

Explanation/Reference:
Reference: http://topics-cdn.dell.com/pdf/storage-sc7020_owners-manual_en-us.pdf

QUESTION 76
When performing the initial configuration on an SC9000 through the serial port, which command is used to reboot the controller?

qle factoryreset 5 0

cs purge all

-reset

-restart

QUESTION 77
Refer to the Exhibit.

A customer has asked you to perform a port failover test to demonstrate system resiliency. What is needed to complete this task?

Add more cables per switch

Switch to Legacy Port Mode

Add more switches per controller

Switch to Virtual Port Mode

QUESTION 78
When planning the necessary Bandwidth for Remote Instant Replay what needs to be considered?

Mismatched MTU

FC Zoning between sites

Volume QoS

Snapshot frequency

Reference:
https://www.sanstorageworks.com/datasheets/Compellent/Compellent-RIR-DS.pdf

QUESTION 79
Exhibit:

Based on the exhibit, a customer is using Virtual Port Mode. If the primary path for the controller on the “left” is disconnected while running an IOmeter test for a volume owned by the “left” controller, will the system survive failover?

Yes, Virtual Port Mode will failover the I/O through the other available paths.

No, Virtual Port Mode does not support port failover.

No, the system does not have reserved paths to perform failover.

Yes, the reserved path will be active and I/O will continue.

QUESTION 80
While setting up replication, you see an option for “Replication Deduplication”. What is the function of this option?

Provides the same function as Data Reduction, Deduplication

Compresses and deduplicates data prior to replicating

Replicates only the data that has changed in a page

Replicates the entire page and deduplicates on the destination system

Explanation/Reference:
Reference: https://www.google.com/url?
sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=2ahUKEwje0buSuKPcAhVDLBoKHYH GAhMQFjAAegQIARAC&url=http%3A%2F%2Fen.community.dell.com%2Ftechcenter%2Fextras%2Fm%
2Fwhite_papers%2F20442456%2Fdownload&usg=AOvVaw1SJ46HpaEGy-2VLZi0ugSK

QUESTION 81
A customer is concerned they are over utilizing their 7K drives. Where can information about the real time I/O usage of individual drives be viewed?

Hardware > Disks > [disk folder] > [disk number]

Charting > Disks > [disk folder] IO Charts

Charting > Disks > [disk folder] > [disk number]

Hardware > Disks > [disk folder]

QUESTION 82
What is the correct system hierarchy of SC Series array storage virtualization?

QUESTION 83
Which Live Volume Requirement or Best Practice is necessary for disaster recovery?

Primary and Secondary Storage Centers configured in Unisphere for SC Series

QoS defined on the Primary system

Licensed Live Volume on secondary Storage Center

Fibre Channel or iSCSI with a round trip latency of less than 10 ms

Explanation/Reference: https://www.dell.com/storagehelp/dellstorageclient/2016R3.10/en-us/GUID-B24ADB33-10CD-4AE1-
8A2E-4489C19983E1.html

QUESTION 84
What is the name of the out-of-band system management connection for SC9000 systems?

iDRAC

MMC

IPMI

iLo

QUESTION 85
How much memory does the Dell Storage Manager (DSM) Virtual Appliance require to manage seven SC Series arrays?

2 GB

4 GB

8 GB

16 GB

QUESTION 86
Refer to the Exhibit.

A customer needs your assistance in recovering files that were deleted from an SC Series array volume. The files were deleted around 1:00 AM on January 7th. Based on the exhibit of the Dell Storage Manager (DSM), which recommendation allows the customer to recover the most recent deleted files?

Take a manual snapshot and then select “Create Volume from Snapshot”

Select “Create Volume from Snapshot” taken on January 7 and map to a server

Recover from backup, deleted files are unrecoverable from the storage array

Select “Create Volume from Snapshot” taken on January 6 and map to a server

QUESTION 87
You are implementing a front-end connection in Legacy Port Mode on an SC4020 in a SAN with two iSCSI switches. What is the minimum number of port(s), per switch, that can be used by the SC Series array?

One port on each of the Ethernet switches

Two ports on each of the Ethernet switches

Four ports on each of the Ethernet switches

Eight ports on each of the Ethernet switches

QUESTION 88
When configuring an SC Series array, why should a 4 MB data page size be selected?

When systems have large files with infrequent snapshots

This is the default data page size

This is an invalid data page size and cannot be selected

When applications have high performance needs

QUESTION 89
Based on SAS back-end cabling best practices, which configuration represents how an SC4020 storage array with one SC220 expansion enclosure is cabled?