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E20-393 EMC Unity Solutions Specialist Exam for Implementation Engineers Free Practice Exam Questions (2025 Updated)

Prepare effectively for your EMC E20-393 Unity Solutions Specialist Exam for Implementation Engineers certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Total 297 questions

A system administrator has placed the Storage Processor (SP) in Service Mode for maintenance. Using Unisphere, they notice the mode field for the SP still displays both SPs as normal.

What is another indicator the administrator can check to verify that the SP is in Service mode?

A.

SP Fault LED is solid blue

B.

Unsafe to remove LED is lit

C.

SP Fault LED blinks alternating amber and blue

D.

DPE Chassis Fault LED is solid amber

What is the maximum hierarchical Snapshot level, for both LUNs and file systems, on Dell EMC Unity arrays?

A.

10

B.

16

C.

20

D.

32

Which Directory Services can be configured in the Unisphere Settings window?

A.

LDAP

B.

NIS

C.

NDS

D.

Active Directory

What is the result of enabling Data Reduction on a LUN in a Consistency Group containing three LUNs?

A.

All writes to all Consistency Group LUNs will go through the Data Reduction logic

B.

Any writes to the LUN will go through the Data Reduction logic

C.

Data Reduction will be enabled on all LUNs is the Consistency Group

D.

Data Reduction and Advanced Replication will be enabled on all LUNs

When defining which resources on the destination system the replicated item will use for an asynchronous session, which settings must be provided?

A.

Replication Mode, RPO, and Replicate To

B.

Name, Pool, and Storage Provisioning

C.

Ethernet Port, Subnet/Prefix Length, and Gateway

D.

Management IP Address, User Name, and Password

A storage administrator is considering adding another application to run on their Unity 300 but they are concerned about the application’s performance. They ask what is considered “normal” for CPU utilization. Based on Dell EMC best practices, what should be your response?

A.

Below 50%

B.

50% - 70%

C.

70% - 90%

D.

90% - 95%

Which information must be retrieved and used to select the unconfigured UnityVSA system when running the Auto-discover option of the Connection Utility?

A.

Array Name

B.

System’s Serial ID

C.

DNS Host Name

D.

System’s UUID

A storage administrator has requested a recommendation on upgrading their VNX5600 to a comparable Unity storage array. The solution requires a maximum capacity of 3.5 PB.

To meet the administrator's requirement without over provisioning the capacity, which Unity Hybrid storage array is recommended?

A.

Unity 300

B.

Unity 400

C.

Unity 500

D.

Unity 600

What is the significance of setting a soft quota limit?

A.

Allows the user the ability to compress the offending data.

B.

Prevents UNIX hosts from encountering a stale mount.

C.

Required to meet SEC regulatory requirements.

D.

Provides a grace period before enforcing the quota limit.

You have recently deployed a UnityVSA system. In addition to the three virtual disks on which the system is deployed, what is the minimum number of virtual disks required to create a storage pool on the system?

A.

1

B.

2

C.

4

D.

5

A storage administrator is tasked with creating a DR solution for block and file storage resources. The company has multiple regional and international sites containing a mix of physical and virtual Dell EMC Unity systems.

What are considerations for the storage administrator in creating the DR solution?

A.

Synchronous remote replication should be restricted to within 100 km between sites to keep latency below 10 msBlock storage resources can be replicated synchronously and asynchronously

B.

Asynchronous replication ensures zero data loss the remote replica in disaster conditionsBlock storage resources can be replicated synchronously and asynchronously

C.

Asynchronous replication over long-distance does not impact latencyAsynchronous replication ensures zero data loss to the remote replica in disaster conditions

D.

Synchronous remote replication should be restricted to within 100 km between sites to keep latency below 10 msFile and block storage resources can be replicated synchronously and asynchronously

While provisioning storage on a Dell EMC Unity XT array, the Create LUN wizard becomes unresponsive. To resolve the issue, the storage administrator plans to restart the management server from the Unisphere GUI.

Which account password is needed for this activity?

A.

Global admin

B.

Local admin

C.

LDAP user

D.

Service

How is the Dell EMC Unity Data Reduction Ratio calculated?

A.

Divide the predate-reduction size of all storage resources and their snapshots by the postdata-reduction size of all storage resources and their snapshots.

B.

Add up the efficiencies gained from thin provisioning, Deduplication, and Compression.

C.

Divide the predate-reduction size of all storage resources excluding their snapshots by the postdata-reduction size of all storage resources excluding their snapshots.

D.

Add up the efficiencies gained from thin provisioning, Snapshots, and Compression.

Which VVol object stores a copy of a VM’s memory pages when the VM is powered on?

A.

Config

B.

Memory

C.

Data

D.

Swap

A storage administrator is implementing FAST Cache on a Unity 500 storage array and can select from a mix of SSD drives. Which drive types can be configured to meet the administrator’s requirements?

A.

200 GB and 400 GB

B.

400GB and 1.6 TB

C.

1.6 TB and 3.2 TB

D.

3.2 TB and 800 GB

What is the correct sequence of steps to provision storage for SMB NAS clients?

What is a characteristic of the IP Packet Reflect feature running on a Dell EMC Unity NAS Server?

A.

SP must be rebooted after the feature is enabled on the NAS Server

B.

Outbound packets use the same interface as the inbound packets

C.

Communications initiated by the array do not require route table lookups

D.

Feature can only be enabled when the NAS Server is created via UEMCLI.

What is a consideration when attempting to downgrade from Integrated ESRS Two-way to ESRS One-way?

A.

Ensure that port 9443 is open

B.

Validate Dell EMC Support Credentials

C.

Run readiness check prior to downgrading ESRS

D.

Downgrading ESRS is not supported

When a copy of a file system snapshot is created, what are the characteristics of the copy?

A.

Read/write, shareable to clients

B.

Read-only, accessed by clients through the CVFS mechanism

C.

Read-only, shareable to clients

D.

Read/write, accesses by clients through the CVFS mechanism

While examining the health status of a Dell EMC Unity array, the administrator notices the internal SSD is in a faulted state.

Which condition caused this fault?

A.

BBU is not charged enough to keep the SSD powered on

B.

There are only 5% of the spare blocks remaining on the SSD

C.

SP Cache had too many dirty pages to copy to the SSD

D.

There are no spare blocks remaining on the SSD

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Total 297 questions
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