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DES-1721 Sample Questions Answers

Questions 4

Refer to the exhibit.

Starting in the upper left corner of the SCv3000 what is the numerical order of the disks across the top row? A. 3, 2, 1, 0

B. 4, 3, 2, 1

C. 1, 2, 3, 4

D. 0, 1, 2, 3

Options:

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Questions 5

A customer wants to have the SED feature enabled through Dell Storage Manager (DSM) 2016 R2. How is encryption enabled on the SED?

Options:

A.

SED feature must be licensed.

B.

External KMS is required and must be activated during installation of the array.

C.

SED feature uses a dedicated ASIC in each controller and can be enabled at any time.

D.

SED encrypts data by default.

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Questions 6

A customer wants to add an iSCSI path to a Microsoft Windows Server 2012 R1. The server has an existing Fibre Channel path to an SC7020 array for load balancing and high availability.

Which Windows MPIO policy should be configured to achieve the customer’s requirement?

Options:

A.

Fail Over Only

B.

Weighted Paths

C.

Round Robin with Subset

D.

Round Robin

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Questions 7

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

Options:

A.

Primary and Secondary Storage Centers configured in Unisphere for SC Series

B.

QoS defined on the Primary system

C.

Licensed Live Volume on secondary Storage Center

D.

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

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Questions 8

A company is using an SC4020 array and the storage administrator wants to expand the available capacity by adding 92, 3.5” disk drives. Which expansion enclosure(s) can be used to meet the demand?

Options:

A.

1x SC280 drive bay

B.

2x SC180 drive bays

C.

4x SC220 drive bays

D.

8x SC200 drive bays

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Questions 9

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?

Options:

A.

Check the network connections to the missing Storage Center

B.

Reinstall the DSM including the database

C.

Connect the DSM to the Data Collector

D.

Restart the missing Storage Center

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Questions 10

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?

Options:

A.

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

B.

No, Virtual Port Mode does not support port failover.

C.

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

D.

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

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Questions 11

Which best practices should be followed when using iSCSI to connect SC Series arrays and hosts?

Options:

A.

Use dedicated switches for iSCSI.Two separate VLANS for multipathed iSCSI using separate IP subnets.Gigabit full duplex between Storage Center and all local servers.

B.

Use separate IP subnets for multipathed iSCSI separated by VLANS when using the same switch.Gigabit full duplex between Storage Center and all local servers

C.

Use separate switches for iSCSI.Two separate VLANs for multipathed iSCSI using separate IP subnets.Unicast and multicast storm control enabled on all iSCSI switches.

D.

Use separate VLANs for multipathed iSCSI using separate IP subnets when using the same switch.Bi-directional flow control disabled between Storage Center and servers.

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Questions 12

Which 64-bit server operating systems are compatible with the Dell Storage Manager (DSM) Client?

Options:

A.

Red Hat Enterprise Linux 6, Windows Server 2012 R2, and Windows Server 2008 R2

B.

Windows Server 2008 R2, Windows Server 2012 R2, and Windows 2016

C.

Windows Server 2008 R2, Red Hat Enterprise Linux 7, and Windows Server 2012 R2

D.

Red Hat Enterprise Linux 6, Windows Server 2016, and Windows Server 2008 R2

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Questions 13

You are deploying a new SCv2020 system with four additional SCv100 expansion enclosures. What is the spare-to-managed drive ratio?

Options:

A.

1 spare for every drive of that type per enclosure

B.

1 spare for every 24 managed drives of that drive type

C.

1 spare per enclosure regardless of the drive type

D.

1 spare for every 20 managed drives of that drive type

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Questions 14

What does Compression use to reduce data space?

Options:

A.

Ocarina’s proprietary Algorithm

B.

Duplicate page identification

C.

On Demand Data Progression

D.

Audit cycles

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Questions 15

A customer notices a volume is using an above average amount of Tier 1 RAID 10 space. What can be done to force this data into a lower RAID set/Tier?

Options:

A.

Stop I/O to the volume

B.

Change the storage profile of the volume

C.

Take a manual snapshot

D.

Move data to a different volume

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Questions 16

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

Options:

A.

iDRAC

B.

MMC

C.

IPMI

D.

iLo

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Questions 17

What is the correct sequence of steps to enable MPIO on a Microsoft Windows 2012 Server?

Options:

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Questions 18

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?

Options:

A.

One port on each of the Ethernet switches

B.

Two ports on each of the Ethernet switches

C.

Four ports on each of the Ethernet switches

D.

Eight ports on each of the Ethernet switches

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Questions 19

The SC configuration consists of a SC7020, two (2) FC switches and four (4) Servers with a dual port FC HBA. How many zones are required for the SC to run with virtual port mode enabled?

Options:

A.

2

B.

4

C.

6

D.

8

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Questions 20

Which SC Series licenses are applied at the factory?

Options:

A.

SC4020 and SC7020

B.

SC7020 and SCv2000

C.

SC8000 and SC9000

D.

SCv2000 and SC8000

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Questions 21

What is used for migrating data from legacy system volumes to SC default provisioned volumes?

Options:

A.

Thin Import

B.

Intelligent Import

C.

Thick Import

D.

Live Migration

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Questions 22

What three core features are part of the protection bundle?

Options:

A.

Live Volume, Remote Instant Replay, Replay Manager

B.

Data Progression, Remote Instant Replay, Replay Manager

C.

Live Volume, Data Progression, Replay Manager

D.

Live Volume, Remote Instant Replay, FastTrack

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Exam Code: DES-1721
Exam Name: Specialist - Implementation Engineer SC Series Exam
Last Update: Mar 30, 2024
Questions: 147
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