Free EMC E20-545 Exam Dumps Questions & Answers

Your customer plans to use iSCSI connectivity for their new ESXi server. They want to enable CHAP so they ask you which CHAP methods can be used with VNX arrays.
What should be your response?

• A.Enable Mutual Chap only
• B.Enable One-way CHAP only
• C.Enable One-way CHAP or Enable Mutual CHAP
• D.Do not enable CHAP with VNX arrays

A host has visibility to a VNX Snapshot attached to a Snapshot Mount Point (SMP). The user has detached the original snapshot and has attached a later snapshot to this SMP.
What must the user do for the host to see the new point-in-time data?

• A.No user action is required.
• B.Reboot the host.
• C.Remove and re-add SMP to the host Storage Group.
• D.Rescan the storage bus.

A customer has an application with a large sequential I/O pattern and wants to design the storage for the best possible performance.
Which design solution would you recommend?

• A.Create multiple LUNs per RAID group; create a striped metaLUN across all LUNs and present the metaLUN to the host.
• B.Create multiple LUNs per RAID group; present them to the host and use a Volume Manager to stripe across them.
• C.Create one LUN per RAID group; create a striped metaLUN across all LUNs and present the metaLUN to the host.
• D.Create one LUN per RAID group; present them to the host and use a Volume Manager to stripe across them.

What feature is present in a physical Data Mover that is not present on a VDM?

• A.Local groups
• B.FTP
• C.Shares
• D.Kerberos

What is the length of RSA keys used to encrypt and decrypt network traffic in a VNX environment?

• A.1024 bits
• B.2048 bytes
• C.1024 bytes
• D.2048 bits