NetApp Network-Appliance NAC-NIE Certification NS0-502 Questions & Answers

• Question 1:

  A user wants to access a FCP VMFS datastore created on a NetApp LUN using a properly configured ESX 3.5 system with a new ESX 4.0 system. Without making changes to the LUN or igroup attributes, what setting should be used for the SATP (Storage Array Type Plugin)?

  A. VM_SATP_ALUA

  B. VMW_SATP_DEFAULT_AA

  C. The LUN has to be changed to ALUA before accessing from ESX 4.0)

  D. VM_SATP_DEFAULT

  Correct Answer: B

• Question 2:

  Which three steps are required to make a LUN visible to a NPIV-supported VM? (Choose three.)

  A. Map a LUN to the igroup containing the NPIV WWPNs.

  B. Configure a matching NPIV port on the NetApp controller.

  C. Set options.npiv.enable to TRUE on the NetApp controller.

  D. Create a zone containing NetApp target ports and NPIV WWPNs.

  E. Create an igroup on the NetApp controller containing the NPIV WWPNs.

  Correct Answer: ADE

• Question 3:

  for access to a VMFS datastore created on a NetApp LUN on an ESX 4.0 system for an ALUA configuration, the path selection policy should be set to:

  A. MRU (Most Recently Used)

  B. Fixed

  C. RR (Round Robin)

  D. ALUA

  Correct Answer: C

• Question 4:

  On ESX 4.0 for guest operating systems in a Microsoft cluster configuration, the Path Selection Plug- in (PSP) for a MSCS LUN should be set to:

  A. MRU (Most Recently Used)

  B. RR (Round Robin)

  C. Fixed

  D. ALUA

  Correct Answer: A

• Question 5:

  Which statement correctly describes ALUA concepts on NetApp Storage solutions?

  A. ALUA is a LUN attribute that is set.

  B. ALUA deals with Fibre Channel LUNs and is NOT appropriate for iSCSI.

  C. ALUA can be used for Windows 2003 and Windows 2008 disk management.

  D. A LUN can be mapped to an ALUA-enabled igroup and a non-ALUA-enabled igroup.

  Correct Answer: D

• Question 6:

  Which statement is NOT true regarding NetApp Snapshots of VMware ESX datastores?

  A. A NetApp Snapshot captures the entire FlexVol including information NOT associated with VMDKs.

  B. For VMDKs on VMFS datastores, to restore a specific VMDK requires a copy from the NetApp Snapshot to the datastore.

  C. NetApp Snapshots can be employed to backup VMFS, NFS, or RDM datastores.

  D. NetApp Snapshots are instantaneous, so they always produce an application consistent image

  Correct Answer: D

• Question 7:

  Which of these attributes can affect LUN I/) alignment?

  A. The same LUN is present in two igroups with differing ALUA states.

  B. The starting offset of the first file system block on the host.

  C. The LUN is a boot LUN.

  D. The LUN is part of a logical volume.

  Correct Answer: B

• Question 8:

  Which statement is correct regarding virtual machine alignment on VMware ESX?

  A. RDM LUNs do NOT suffer from alignment problems because they are accessed directly by VMs.

  B. A VMFS LUN with a LUN type of VMware, will always have properly aligned VMs.

  C. Alignment issues can occur on any protocol including FCP, iSCSI, FCoE, and NFS

  D. msinfo32 or mbrscan can be run for the ESX service console to check for proper alignment of VMs.

  Correct Answer: C

• Question 9:

  When does Fractional Reservation reserve space from the volume?

  A. Volume Creation

  B. LUN Creation

  C. LUN SnapMirror

  D. Volume Snapshot

  Correct Answer: D

• Question 10:

  Which row of items should you look up in the IMT (Interoperability Matrix Tool) when designing a NetApp Storage Solution for a customer?

  A. Host OS and patches, FC WWPN, Volume Manager, File System version

  B. Host OS, iSCSI IQN, Volume Manager, Clustering

  C. Host OS and patches, HBA driver, Volume Manager, File System, Clustering

  D. Host OS, HBA driver, Host Memory and CPU Speed, File System, Clustering

  Correct Answer: C