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E20-545 Online Practice Questions and Answers

Questions 4

Which RAID type can be expanded?

A. RAID 5

B. RAID 1

C. RAID 3

D. RAID 6

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Questions 5

An administrator has created a FAST clone of VM and then tries to create a copy of the FAST clone, but it fails.

Why did the operation fail?

A. A FAST clone cannot be a source for FAST clones.

B. The source FAST clone has an active snapshot session.

C. The minimum 25% free space of source VM capacity was not free on the file system.

D. The VM was in suspended mode.

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Questions 6

What Windows component runs a supported time service for a CIFS server by default?

A. Domain controller

B. DHCP

C. DNS

D. Kerberos

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Questions 7

A customer wants to use the Home Directory feature. As a prerequisite what must be functioning properly?

A. CAVA

B. Usermapper

C. CEPA

D. VEE

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Questions 8

When creating a RAID 5 RAID Group from SAS disks, EMC best practice recommends selecting drives from the same bus.

Why?

A. There is little, if any, performance increase from using multiple busses.

B. Hot spares are always chosen from the same bus as the majority of disks in the RAID Group.

C. There is a slight decrease in performance when using multiple busses.

D. Only RAID 1/0 groups can be created across multiple busses.

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Questions 9

A Storage Administrator tries to expand the size of a thin pool LUN in a pool that is oversubscribed by 70%. The operation fails.

What could be causing this issue?

A. A thin pool LUN cannot be expanded.

B. The LUN is participating in a Mirror Group.

C. The LUN is still being accessed by a host.

D. The pool does not have enough free space.

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Questions 10

A newly created 500 GB thick LUN with 100 GB used capacity needs to be migrated to a thin LUN.

What is the result of the migration?

A. The 500 GB thick LUN becomes a 500 GB thin LUN. Only the consumed capacity is copied.

B. The 100 GB thin LUN becomes a 500 GB thick LUN. Only the consumed space is copied.

C. The 500 GB thick LUN becomes a 100 GB thin LUN.

D. A thick LUN cannot be migrated to a thin LUN.

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Questions 11

How can Access Logix best be described?

A. Enabled when each SP boots Can prevent hosts from reading LUNs from unrelated hosts

B. Licensed feature that enables hosts to access data Maps LUNs to certain SP ports

C. Maps LUNs to certain SP ports Can prevent hosts from writing to LUNs from unrelated hosts

D. Factory installed feature that cannot be disabled Provides a masking view for hosts using SP ports and LUNs

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Questions 12

What is the default file system type for the VNX?

A. UxFS

B. VxFS

C. XFS

D. UFS

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Questions 13

A large, enterprise-level customer recently purchased a pair of VNX Gateways with VMAX backend storage arrays to provide File services. Their requirements include the ability to have near-synchronous, off-site data protection and to be able to easily load balance services across two sites. All CIFS and NFS services will be configured within VDMs for ease of logical administration.

Which EMC technologies should be recommended?

A. VNX Replicator

B. SRDF/A

C. MirrorView/A

D. RecoverPoint

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Questions 14

A customer has a requirement for backups of VNX Pool LUNs but is concerned about impacting performance on the production LUNs.

How can the impact on performance be minimized?

A. Create VNX Snapshot of production LUN Mount VNX Snapshot on backup server

B. Create SnapView clone of production LUN Mount VNX Snapshot of clone on backup server

C. Create MirrorView clone of production LUN Mount MirrorView clone on backup server

D. Create SnapView Snapshot of production LUN Mount SnapView Snapshot on backup server

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Questions 15

A customer is replicating from a single source VNX to two remote VNXs using VNX Replicator. The customer has a requirement to restore a file system on the source VNX to the same point in time from either of the secondary VNXs.

Which VNX replication solution should you discuss with your customer?

A. One-to-Many with Incremental Attach

B. One-to-Many

C. Cascading

D. Many-to-One

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Questions 16

When replicating block data using virtual RPAs, what array connectivity is required for hosts with replicated LUNs?

A. FC only

B. iSCSI only

C. Either iSCSI or FC

D. Both FC and iSCSI

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Questions 17

Your customer is deploying Northern Storage Suite (NSS) to handle user quotas. They are already running McAfee anti-virus servers for online protection of the CIFS servers on the Data Movers. During your preparation you confirm that NSS is a supported solution for this environment.

What should be your recommendation?

A. Purchase the VNX Security and Compliance suite.

B. Third-party quotas cannot be run if an anti-virus solution is in place.

C. NSS must be installed on the deployed anti-virus servers.

D. Deploy VEE to facilitate the quota system.

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Questions 18

A customer will be configuring metaLUNs for their application. The customer requires that the application provide the most predictable performance possible.

Which type of metaLUN should be recommended?

A. Striped

B. Concatenated

C. Plaid

D. Hybrid

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Exam Code: E20-545
Exam Name: VNX Solutions Specialist Exam for Technology Architects
Last Update: Mar 22, 2024
Questions: 250 Q&As

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