NetApp NetApp Certifications NS0-155 Questions & Answers

• Question 91:

  Which option of the snap restore command allows you to specify a different directory, as long as the directory already exists?

  A. snap restore -c

  B. snap restore -d

  C. snap restore -r

  D. snap restore s

  Correct Answer: C

  snap restore [ -A | -V ] [ -f ] [ -t vol | file ] [ -s snapshot_name ] [ -r restore_as_path ] vol_name | restore_from_path See more at: http://wafl.co.uk/snap/#sthash.nJiEwxGV.dpuf

• Question 92:

  Which objects can be restored by a single SnapRestore command? (Choose three)

  A. file

  B. LUN

  C. qtree

  D. volume

  E. directory

  Correct Answer: ABD

  SnapRestore on a file and volume: https://library.netapp.com/ecmdocs/ECMP1196991/html/GUID-1E99ACB2-5C69-4FFC-B115- 9D2951D109E9.html

  SnapRestore on a LUN: https://library.netapp.com/ecmdocs/ECMP1196995/html/GUID-577EDC41-FEA0-4987-8F04- 55E736962FD1.html

  Hint: snaprestore at the volume level or at the file level. LUNs are effectively files.

• Question 93:

  Which three statements are true when using SnapRestore? (Choose three.)

  A. The volume must be online.

  B. SnapRestore must be licensed before you can use it.

  C. The snap restore enable on option must be enabled.

  D. The volume to be reverted must not be a SnapMirror destination mirror.

  Correct Answer: ABD

• Question 94:

  What happens after you use SnapRestore to revert a volume to a specific snapshot?

  A. You must bring the volume back online.

  B. The storage system automatically performs a snapshot for that volume.

  C. The Snapshot copies that are older than the snapshot you used are deleted.

  D. The Snapshot copies that are more recent than the snapshot you used are deleted.

  Correct Answer: D

  After you revert a volume to a selected Snapshot copy, you lose all the Snapshot copies that were taken after the selected Snapshot copy. https://library.netapp.com/ecmdocs/ECMP1196991/html/GUID-80FEDAF8-75FA-4E43-B683- 58C1F66B61E2.html

• Question 95:

  Which command or procedure would you use to undo a volume SnapRestore operation?

  A. snap restore -r vol

  B. snap revert -s vol

  C. snap restore undo vol

  D. You cannot undo a SnapRestore operation at the volume level.

  Correct Answer: D

  SnapRestore overwrites all data in the file or volume. After you use SnapRestore to revert to a selected Snapshot copy, you cannot undo the reversion. http://hd.kvsconsulting.us/netappdoc/733docs/html/ontap/onlinebk/GUID-80FEDAF8-75FA-4E43- B683- 58C1F66B61E2.html

• Question 96:

  Which three are pre-requisites for using SnapRestore? (Choose three.)

  A. The volume to be reverted must be offline.

  B. The volume to be reverted must not be a SnapMirror destination.

  C. You must enter the SnapRestore license code before you can use it.

  D. Snapshot copies must exist on the storage system so that you can select a snapshot for the reversion.

  Correct Answer: BCD

  You must meet certain prerequisites before using SnapRestore:

  -SnapRestore must be licensed on your storage system.

  -There must be at least one Snapshot copy on the system that you can select to revert.

  -The volume to be reverted must be online.

  - The volume to be reverted must not be in use for data replication. http://hd.kvsconsulting.us/ netappdoc/733docs/html/ontap/onlinebk/GUID-A14081A3-9270-47EE- A1C1-EC52D3ABDBD0.html

• Question 97:

  A SnapVault secondary volume can contain up to ___ Snapshot copies for data protection.

  A. 125

  B. 251

  C. 255

  D. Depends on capacity and number of disk drives

  Correct Answer: B

• Question 98:

  Which command disables client access to Snapshot copies on a volume called flexvol1?

  A. cifs shares -change flexvol1 -nosnap

  B. snap access flexvol1 off

  C. vol options flexvol1 nosnapdir on

  D. vol options flexvol1 snapdir off

  E. vol options flexvol1 snapdir on

  Correct Answer: C

• Question 99:

  When Data ONTAP creates a weekly, nightly, or hourly snapshot, the value of n (as shown by the snap list command) is adjusted for all the weekly.n, nightly.n, or hourly.n Snapshot copies. The higher the value of n, the _________ the snapshot.

  A. older

  B. newer

  C. more important

  D. least important

  Correct Answer: A

  ...where n is an integer. The most recent weekly Snapshot copy is weekly.0, weekly.1 is the next most recent weekly Snapshot copy, and so on. https://library.netapp.com/ecmdocs/ECMP1113957/html/GUID-1D3B0C7D-D94E-43A3-9091- 5E76003E16EB.html

• Question 100:

  Data ONTAP uses inodes in an active file system to reference ___________.

  A. qtrees

  B. disk blocks

  C. file segments

  D. Snapshot copies

  Correct Answer: B

  All data, whether file or block-based, resides in 4KB blocks on disk. A group of related blocks make up a file. To accommodate different file sizes, the WAFL filesystem describes each file with reference pointers called inodes. https://communities.netapp.com/servlet/JiveServlet/previewBody/5027-102-1-6953/PS%20Tech %20Note %20018%20-%20maxfiles.pdf