E20-545 Online Practice Questions and Answers

You are proposing a storage solution using a VNX system. What will you tell the storage administrator about the default setting for VNX IP address filtering?

A. Access is limited to a single Unisphere client.

B. IP address filtering does not restrict any access.

C. IP address filtering is not installed by default.

D. IP address filtering prevents all communications until the VNX system is configured.

In order to ensure that role-based access is enforced, the VNX storage domain has implemented two administrative groups called Auditors and Storage Admins. One of the administrators is a member of both groups. What access to objects will that administrator inherit?

A. The least restrictive privilege established by the two groups

B. The most restrictive privilege established by the two groups

C. The first group that the administrator joined

D. The last group that the administrator joined

What should you consider when planning to create a file system of maximum size?

A. The file system may be too large to replicate/back up efficiently.

B. The file system must be placed on AVM created volumes.

C. The file system must be placed on manually created volumes.

D. The file system may be too large for NFS exports.

A customer will be creating a VDM on a VNX. What is the size of the VDM root file system when it is created using the default method?

A. 1 GB

B. 64 MB

C. 128 MB

D. 512 MB

A storage administrator has created multiple network interfaces on the Data Mover. While creating the CIFS server within a VDM, one network interface was selected. What action must be taken after the interface is modified?

A. Update the CIFS server with the interface changes

B. Restart CIFS services on the VDM

C. Restart CIFS services on the physical Data Mover

D. Update the VDM with the interface changes

A customer is concerned about maintaining the appropriate level of redundancy. The customer asks you to explain how VNX for File handles notification of system conditions and SNMP trap notifications. Which VNX hardware component should you discuss?

A. Control Station

B. Storage Processors

C. Data Mover

D. Link Control Card

Which statements describe FAST-VP behavior?

A. Moves extents between tiers within a pool Moves extents between private LUNs within a tier Rebalances data within a tier when drives are added

B. Promotes data to Flash drives in 64 KB extents Moves extents between private LUNs within a tier Moves extents between tiers within a pool

C. Rebalances data within a tier when drives are added Does not move extents within a tier Moves extents between tiers within a pool

D. Moves extents between drives within a tier Promotes data to Flash drives in 128 MB extents Moves extents between tiers within a pool

A customer decided to add CIFS share access to an existing VNX for File implementation. You are making recommendations to ensure maximum server portability for local load balancing.

Which change must you recommend?

A. Default interface names can no longer be used.

B. Unique interface addressing can no longer be used.

C. Two interconnects must be declared per Data Mover.

D. Replicator SavVol size must be increased.

An EMC VNX system administrator has a heterogeneous FAST VP Pool with 2.4 TB of available space. The pool contains a combination of thick LUNs and thin LUNs. The administrator attempts to create a 2.4 TB thick LUN; however, the process fails.

What caused the failure?

A. There is insufficient space for thick LUN metadata

B. Pools with thick LUNs cannot be oversubscribed

C. Heterogeneous Pools do not allow thick LUNs larger than 2 TB

D. VNX Snapshots are present on the existing thin LUNs

A customer is trying to understand the relationship between file systems, VNX SnapSure checkpoints, bitmaps, and blockmaps. They want to know the number of bitmaps on a file system.

How many bitmaps are available per file system?

A. As many as there are checkpointed file systems

B. As many as there are checkpoints

C. One per 20 GiB of data

D. One for all file systems per VDM