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NS0-163 Data Administrator Exam Question and Answers

Question # 4

The snapvault snap sched -x command can be used to:

A.

Schedule full backups

B.

Start initial backups

C.

Schedule incremental backups

D.

Specify platforms that can be backed up

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Question # 5

Which one of the following statements is true of storage appliance SnapVault backup?

A.

The volume is the basic unit of SnapVault backup.

B.

The file is the basic unit for SnapVault backup.

C.

The directory is the basic unit for SnapVault backup.

D.

The qtree is the basic unit for SnapVault backup.

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Question # 6

For DOT 7.3 and higher, which is true about SnapVault or Open Systems SnapVault and deduplication?

A.

Deduplication is not supported with SnapVault/ Open Systems SnapVault.

B.

A deduplication schedule can be enabled for SnapVault secondary systems.

C.

Deduplication is recommended for SnapVault primary systems because it replicates data in a deduplicated state

D.

When enabled on the secondary system, deduplication runs after each SnapVault / Open Systems SnapVault transfer.

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Question # 7

You can unlicense the cluster feature only in

A.

normal, disabled

B.

normal, enabled

C.

takeover, disabled

D.

takeover, enabled

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Question # 8

Which two default HA features work together to reduce and avoid client outages on an ONTAP FAS cluster? (Choose two.)

A.

Automatic SAN LIF migration

B.

Automatic failover

C.

Automatic giveback

D.

Automatic takeover

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Question # 9

What does it signify if the disks are "not owned" in a FAS270C appliance?

A.

The disks are data disks.

B.

The disks are spare disks.

C.

The disks are mailbox disks.

D.

The disks are not used.

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Question # 10

It is the use of the -Lflag in the snapmirror initialize command and the subsequent successful level 0 transfer that causes the destination volume to become snaplocke?

A.

True

B.

False

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Question # 11

What are two logical network components of ONTAP? (Choose two.)

A.

VLAN

B.

SFP+

C.

Network port

D.

Interface group

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Question # 12

Which RDMA protocol does ONTAP support with NFS using TCP?

A.

IWARP

B.

FC/NVMe

C.

RoCE

D.

Infiniband

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Question # 13

What should be done to non-distuptlvely correct capacity Imbalances in a FlexGroup?

A.

Convert the FlexGroup to a FlexVol

B.

Move the FlexGroup to a different aggregate

C.

Move the constituent to a new aggregate

D.

Perform a rebalance of the FlexGroup constituents

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Question # 14

When creating an S3 bucket using System Manager, ONTAP uses which default performance service level for an AFF?

A.

Extreme

B.

Value

C.

Custom

D.

Performance

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Question # 15

How can you "throttle" Snap Vault updates and baseline transfers so that the primary or secondary is not transmitting data as fast as it can?

A.

Use the -k option in the snapvault start command.

B.

Use the snapvault throttle command.

C.

SnapVault doesnt support throttling of network throughput

D.

None of the above

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Question # 16

If an error message indicates that the cluster interconnect adapter itself is faulty, what is your corrective action?

A.

Check the cabling of the Channel A disk shelf loop and reseat and tighten any loose cables.

B.

Check the cabling of the Channel B disk shelf loop and reseat and tighten any loose cables.

C.

Re-cable the cluster interconnect adapter or replace the adapter if needed.

D.

Check for network activity.

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Question # 17

XML-files in /etc/stats/preset are used together with the sysstat command to customize the output.

A.

True

B.

False

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Question # 18

Which command displays the disk ownership for both CPU modules in a FAS270C appliance?

A.

disk show-v

B.

disk display-r

C.

disk own -s

D.

vol status –r

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Question # 19

Which one of the following statements apply to Advanced Single Instance Storage (ASIS)?

A.

Eliminates duplicates files in SnapVault for NetBackup secondary volumes

B.

Eliminates duplicates blocks in SnapVaultfor NetBackup source volumes

C.

Eliminates duplicates blocks in SnapVault for NetBackup secondary volumes

D.

Eliminates duplicates files in SnapVaultfor NetBackup source volumes Correct answers

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Question # 20

You have determined that the failure to a MetroChister is a disaster. Which step should you take?

A.

Ensure the surviving node is isolated from its partner.

B.

Force the surviving node to take over the functions of its partner.

C.

Remount the failed partners volume.

D.

All of the above

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Question # 21

Which one of the following is not a pre-requisite for using SnapRestore?

A.

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

B.

Snapshots must exist on the storage appliance so that you can select a snapshot for the reversion.

C.

The volume to be reverted must be offline.

D.

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

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Question # 22

Which one of the following statements apply to the Free Space Estimator utility?

A.

This utility determines if there is sufficient space on the secondary volume to perform a transfer

B.

This utility determines if there is sufficient disk space available on the primary to perform an OSSV transfer

C.

This utility runs automatically after each transfer

D.

This utility must be enabled on the secondary storage system

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Question # 23

Which two tools should an administrator use to monitor system performance in real time? (Choose two.)

A.

ONTAP System Manager

B.

ActivelQ Unified Manager

C.

AetivelQ Conflg Advisor

D.

ONTAP CU

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Question # 24

When you are setting up SnapMirror, which one of the following is not a replication pre-requisite?

A.

SnapMirror must be licensed for each storage appliance.

B.

The source volume must be offline.

C.

If you are replicating a volume, you must create a restricted volume to be used as the SnapMirror destination volume.

D.

The capacity of the SnapMirror destination must be greater than or equal to the capacity of the source.

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Question # 25

What does it signify if the disks are "not owned" in a FAS270C appliance?

A.

The disks are data disks.

B.

The disks are spare disks.

C.

The disks are mailbox disks.

D.

The disks are not used.

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Question # 26

Before enabling an active/active configuration, you should verify and compare the configuration of the nodes. Which tool can perform this task?

A.

cf-config-check.cgi script

B.

cf status command on both nodes

C.

clustercheck script

D.

Release Comparison Tool

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Question # 27

In cluster takeover mode, the shared interface assumes the identity of the

A.

local interface only

B.

failed partner interface only

C.

local and failed partner interfaces

D.

None of the above

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Question # 28

Five minutes ago, you performed a single file SnapRestore on a large NFS file. 40% of your NFS users are now complaining about getting "stale file handles" for the file. Which one of the following is the most likely cause of this problem, and the best procedure to correct it?

A.

These users are on a different subnet from the others. Start troubleshooting by checking their subnet.

B.

After a single file SnapRestore, NFS users have to reboot their systems. Have them reboot their systems.

C.

This might be due to an NFS storage appliance and client version mis-match. Check to see that these users have the same version of the NFS client that existed at the time the snapshot was taken.

D.

NFS users who try to access a reverted file without first reopening it might get a "stale file handle" error message. Have the users try to reopen the file and see if the problem is resolved.

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Question # 29

An administrator has an ESXi cluster with VMware VMFS LUNs on an AFF system. Alter troubleshooting performance issues, the administrator determines that timeout best practices are not set on the hosts.

Which NetApp tool would apply the best practice settings?

A.

SnapCenter Plug-in for VMware vSphere

B.

SAN Host Utilities

C.

SnapManager

D.

ONTAP Tools for vSphere

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Question # 30

In a synchronous SnapMirror configuration, the source storage appliance exhibits high latency due to user traffic and rapid data change from SnapMirror transactions. Which one of the following tuning methods best resolves this performance behavior? Edit the /etc/snapmirror.conf file on the destination storage appliance and set:

A.

outstanding=3s

B.

visibility_interval=3s

C.

cksum=3s

D.

src con=3

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Question # 31

A mirrored volume has a failed disk, but there are no available spares in the pool from which the degraded plex was built. Data ONTAP will:

A.

Choose spare disks to reconstruct from the opposite pool

B.

Warn you that there are no available spares from the proper pool

C.

"Halt" after 24 hours if spare disks are not added to the proper pool

D.

Stop all applications that are running

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Question # 32

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

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Question # 33

Which tool can be used to deploy Cloud Volumes ONTAP?

A.

CloudCheckr

B.

Active IQ

C.

Conflg Advisor

D.

BlueXP

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Question # 34

Alter a SnapRestore reversion of a volume, incremental backup and restore operations on the file or volume cannot rely on the timestamps to determine what data needs to be backed up or restored. Which one of the following is the most likely course of action to take to ensure correct incremental backups?

A.

Perform a base-level backup of the volume after you restore it.

B.

Reboot the storage appliance to reset timestamps back to their original times before the reversion.

C.

Take a new snapshot of the volume to create new base-level timestamps for the incremental backup.

D.

First perform choice c and then choice a.

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Question # 35

One method of configuring an interface for takeover is to enter ifconfig interface partner address at the command line. To make tins configuration persistent across reboots, you must enter tins information in the_____file for each appliance.

A.

/etc/hosts

B.

/etc/rc

C.

/voL'volO/home

D.

/vol/volO/mount

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Question # 36

Refer to the exhibit.

An administrator creates a new qtree and an associated export policy. When the client tries to connect, they are denied.

What should the administrator do?

A.

Update the superuser entry lo "any" in the volume export-policy

B.

Replace the IP with the client hostname in the qtree export policy

C.

Add the new host IP with at least read access to the volume export-policy

D.

Add a new rule in the qtree export policy in allow read-write access for the new host

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Question # 37

An administrator wants to provide isolation from connected hosts to the same FCP LUN. Which two features accomplish this request? (Choose two.)

A.

Portsets

B.

Selective LUN Mapping

C.

IPSpaces

D.

Broadcast Domains

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Question # 38

Which two protocols provide NAS access for home directories on an $VM? (Choose two.)

A.

SMB

B.

NVMe/TCP

C.

NFS

D.

iSCSI

E.

FC

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Question # 39

Which two configurations ensure end users are able to restore previous versions of files? (Choose two.)

A.

SVM previous versions enabled

B.

Volume snapshot copy

C.

Enable FlexClone operations

D.

Share previous versions enabled

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Question # 40

Fill in the blank for the following statement using the best answer from the choices that follow. A snapshot is a frozen, read-only image of the entire Data ONTAP file system that reflects the state of the____________at the time the snapshot was created.

A.

qtrees

B.

directory

C.

file system

D.

storage appliance

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Question # 41

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

A.

snap restore-r

B.

snap restore-d

C.

snap restore -s

D.

snap restore-c

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Question # 42

A volume is SnapMirrored hourly. You revert the volume using a snapshot that was created two days ago. Which command continues the relationship?

A.

SnapMirror initialize

B.

SnapMirror quiesce

C.

SnapMirror resume

D.

SnapMirror resync

E.

SnapMirror update.

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Question # 43

A mirrored volume has a failed disk, but there are no available spares in the pool from which the degraded plex was built. Data ONTAP will:

A.

Choose spare disks to reconstruct from the opposite pool

B.

Warn you that there are no available spares from the proper pool

C.

"Halt" after 24 hours if spare disks are not added to the proper pool

D.

Stop all applications that are running

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Question # 44

What are two ways that an administrator can define a new consistency group? (Choose two.)

A.

SANtricity

B.

ONTAP ReST API

C.

Active IQ Unified Manager

D.

System Manager

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Question # 45

An administrator Is troubleshooting failed cluster peering between three ONTAP clusters for cascaded SnapMirror replication. Cluster1 is peered to Cluster, cluster^ is peered to Cluster3.

Clusterl and Cluster3 do not have an available route to reach each other. Cluster2 can route to both Cluster1 and Cluster3 using dedicated and separate intercluster LIFs.

What ONTAP network component must be configured on Cluster2 to resolve this issue?

A.

IPspaces

B.

Broadcast domains

C.

Failover groups

D.

Subnets

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Question # 46

Which one of the following actions will cause a currently in sync snapmirror relationship to fall out of sync?

A.

Modifying the /etc/snapmirror.conf file on the source storage appliance

B.

Modifying the /etc/snapmirror.conf file on the destination storage appliance

C.

Running snapmirror update on the source storage appliance

D.

Running snapmirror release on the source storage appliance

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Question # 47

Alter issuing the vol split vol0/plex0 volNew command:

A.

There are two unmirrored volumes, vol0 and volNew.

B.

There are two new plexes, plex0 and plexNew.

C.

There is a new mirrored volume called volNew.

D.

There is a new plex called plexNew.

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Question # 48

Alter issuing the vol split volO/plexO volNew command:

A.

There are two unmirrored volumes, volO and volNew.

B.

There are two new plexes, plexO and plexNew.

C.

There is a new mirrored volume called volNew.

D.

There is a new plex called plexNew.

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Question # 49

Which two commands could be used if the cf giveback command foils? (Choose 2)

A.

cf giveback -force

B.

cf giveback -f

C.

cf forceeiveback -f

D.

cf forceeiveback

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Question # 50

Which policy type determines access to volumes for NFS within ONTAP?

A.

Service

B.

Tiering

C.

Export

D.

Snapshot

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Question # 51

SnapMirror will automatically tiy to restart a transfer after_________.

A Ail initial transfer is interrupted

B. A scheduled incremental update is interrupted

C. A manual update is interrupted

D. A transfer interrupted by reboot

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Question # 52

Which one of the following statements apply to the Free Space Estimator utility?

A.

This utility determines if there is sufficient space on the secondary volume to perform a transfer

B.

This utility determines if there is sufficient disk space available on the primary to perform an OSSV transfer

C.

This utility run automatically after each transfer

D.

This utility must be enabled on the secondary storage system

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Question # 53

To restore a primary SnapVault qtree to the exact qtree location on the primary storage system (from which it was backed up), you must:

A.

Add the new qtree to the primary storage system

B.

Restore to a non-existing qtree

C.

Overwrite the existing qtree on the primary storage system

D.

Delete the existing qtree from the secondary storage system

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Question # 54

Which ONTAP authentication method must be added to enable two-factor authentication to an existing administrator's SSH login?

A.

domain

B.

publickey

C.

nsswltch

D.

cert

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Question # 55

You cannot disable the SyncMirror license if one or more mirrored volumes exist.

A.

True

B.

False

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Question # 56

Which one of the following statements is not true of SnapLock volumes?

A.

There are two types of SnapLock volumes.

B.

SnapLock volumes support SnapMirror.

C.

SnapLock volumes support per-file retention periods.

D.

SnapLock volumes are supported on the gFiler appliance.

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Question # 57

The two copies of a SyncMirror volume are called_______. Each______is a physical copy of the same file system and consists of one or more RAID groups.

A.

plexes. plex

B.

volumes, volume

C.

qtrees. qtree

D.

snapshots, snapshot

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Question # 58

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

A.

disk blocks

B.

file segments

C.

qtrees

D.

snapshots

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Question # 59

The snapvault snap create volume snapname command can be executed on the__________.

A.

secondary system only

B.

primary system only

C.

secondary or primary appliance systems

D.

open systems

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Question # 60

When you create a restricted volume to be used as the destination for SnapMirror data replication, which command allows you to check the size of the source and destination volumes?

A.

sysconfig -v

B.

df

C.

vol status -b

D.

vol mirror –v

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Question # 61

When using MetroCluster, identify two methods for restricting access to the disaster site node. (Choose 2)

A.

Use manual fencing

B.

Turn off power to the disaster site node.

C.

Use the cf forcetakeover-d command.

D.

Use the cfgiveback-f command.

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Question # 62

Which system is recommended as a secondary system for SnapVault?

A.

IS1200

B.

DataFort

C.

NearStore VTL

D.

FAS with NearStore license

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Question # 63

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

A.

snap restore -r

B.

snap restore -d

C.

snap restore -s

D.

snap restore -c

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Question # 64

What is the format for snapvault schedule?

A.

YYYY-MM-DD

B.

crontab format

C.

cnt[@day_Hst][@hour_list]

D.

List of dates in ISO Date format

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Question # 65

While troubleshooting a double disk failure with SyncMirror. You decide to remove and destroy a plex from a mirrored volume. What steps would you perform to remove a plex from a mirrored volume?

A.

Ensure the plex is offline and use the vol destroy plexname command.

B.

Ensure the plex is online and use the vol destroy plexname command.

C.

Take the volume offline and use the vol destroy command.

D.

Take the volume offline and use the vol destroy -f command.

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Question # 66

In a Fabric Attached Metro Cluster, disk ownership by a node is determined by_____________.

A.

where the FC HBAs for disks connect into the switch, and by where the disks connect to the switch banks.

B.

the types of disks used in the cluster.

C.

the ports on the FC HBA.

D.

the slots in which the FC HBA is installed.

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Question # 67

A mirrored volume has a failed disk, but there are no available spares in the pool from which the degraded plex was built. Data ONTAP will:

A.

Choose spare disks to reconstruct from the opposite pool

B.

Warn you that there are no available spares from the proper pool

C.

"Halt" after 24 hours if spare disks are not added to the proper pool

D.

Stop all applications that are running

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Question # 68

Refer to the exhibit.

A company has three servers that are using the iSCSI protocol to connect to a two node NetApp ONTAP cluster. The server administrator notices that half of the paths are down. The administrator checks the ONTAP cluster and notices the servers are logging into only the first controller.

Which two steps should the administrator take to troubleshoot the issue? (Choose two.)

A.

Verify that each server has been rebooted

B.

Verify that the controller has not been taken over

C.

Verify that the iSCSI data protocol has been enabled on the ports

D.

Verify that the LIFs are up

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Question # 69

An aggregate is composed of twelve 36-Gigabyte disks. A drive fails and only 72-Gigabyte spare disks are available Data ONTAP will then perform what action?

A.

chooses a 72-Gigabyte disk and use it as is

B.

chooses a 72-Gigabyte disk and right-size it

C.

halts after 24 hours of running in degraded mode

D.

alerts you that there are no 36-Gigabyte disks and wait for one to be inserted

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Question # 70

Identify the two SnapMirror commands that are entered on the destination storage appliance.

A.

options snapmirror.access on

B.

snapmirror release

C.

snapmirror initialize

D.

snapmirror resync

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Question # 71

You are troubleshooting a clustered failover problem at a customer site. The customer explains that both storage appliances were NFS mounted onto the Solaris host. You attempt to create a file on the NFS mount point for the inaccessible appliance, but you get the following error:NFS server filer2 not responding still trying.Symptoms:

1) When not in takeover mode, both storage appliances operate normally.

2) In takeover mode, the taken over node is not accessible on the network.You perform a "cf giveback" and you can now create a file over NFS on both appliances.

What should vou do first to resolve this issue?

A.

Replace the cluster interconnect card and run diagnostics "all" to ensure proper system operation.

B.

Replace the NIC adapter.

C.

Use the cluster-config-checker.cgi to identify the problem and corrective action.

D.

Submit a new bug report.

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Question # 72

Which two of the following NetApp storage appliances do not support the use of synchronous SnapMirror?

A.

F825

B.

FAS960

C.

F87

D.

F820

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