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  • Exam Name: Administration of Veritas InfoScale Storage 7.1 for UNIX/Linux
  • Last Update: Sep 10, 2024
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VCS-257 Practice Exam Questions with Answers Administration of Veritas InfoScale Storage 7.1 for UNIX/Linux Certification

Question # 6

Refer to the exhibit.

VCS-257 question answer

What is the layout of the volume?

A.

striped

B.

first striped then mirrored (mirror-stripe)

C.

striped with parity

D.

first mirrored and then striped (stripe-mirror)

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Question # 7

A volume that contains strictly two data plexes and has four subdisks in each plex can have which two types of layouts? (Select two.)

A.

concat-mirror

B.

stripe-mirror

C.

stripe with parity

D.

mirror-concat

E.

mirror-stripe

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Question # 8

A user creates a 10 MB file, which is then compressed using vxcompress to reduce the file size to 1 MB. Another user copies this file to a different file system on the same host using cp.

What is the total amount of space that is now occupied by the two files?

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Question # 9

Which command can an administrator use to observe the progress percentage of a mirror resynchronization process during volume recovery?

A.

vxstat

B.

vxtask

C.

vxprint

D.

vxinfo

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Question # 10

Which Command Line utility sets and changes attributes for Veritas Volume Manager configuration records?

A.

vxassist

B.

vxmake

C.

vxedit

D.

vxmend

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Question # 11

Which command should an administrator use to perform an online migration of a native file system to a Veritas file system?

A.

fscdsadm

B.

vxcdsconvert

C.

fsmigadm

D.

vxvmconvert

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Question # 12

How many times will Dynamic Multi-Pathing retry a failed I/O request for a single active path, by default?

A.

2

B.

3

C.

4

D.

5

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Question # 13

An administrator plans to move disks EMC_11 and EMC_12 from diskgroup appdg to diskgroup webdg. There are several volumes residing on both disks, so the administrator needs a list of volumes that will be affected for planning purposes.

Which command should the administrator use to generate the list?

A.

vxassist –g appdg list

B.

vxdisk –g appdg checkdisk EMC_11 EMC_12

C.

vxvol –g appdg list

D.

vxdg listmove appdg webdg EMC_11 EMC12

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Question # 14

What is the function of a Veritas file system intent log?

A.

it improves file system I/O performance for file systems spanning volumes

B.

it enables storage checkpoints for use in instant file system recovery

C.

it provides fast file system recovery by way of journal log replay

D.

it enables databases to achieve raw partition I/O performance

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Question # 15

What is an advantage of using Dynamic Multi-Pathing (DMP)?

A.

it provides redundancy by dynamically adding multiple paths to disks

B.

it provides multi-pathing for native system devices that only have one path

C.

it provides multi-pathing functionality for Storage Area Networking (SAN) attached devices

D.

it provides consistent throughput on any Host Bus Adapters (HBA)

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Question # 16

What is the term for the collection of storage used for SmartIO?

A.

flash group

B.

cache area

C.

cache pool

D.

flash pool

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Question # 17

An administrator needs to install Veritas InfoScale Storage for UNIX/Linux on a system.

Which two requirements are validated by the Veritas Services and Operations Readiness Tools (SORT) Installation and Upgrade custom report?

A.

Any attached disk arrays are supported.

B.

The LUN UDID values are unique.

C.

Sufficient file system free space is available.

D.

The SAN fabric transfer speed is sufficient.

E.

SCSI-3 persistent group reservation is supported.

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Question # 18

Which two commands are used to configure the site awareness feature? (Select two.)

A.

vxmirror

B.

vxdctl

C.

vxevac

D.

vxdg

E.

vxrelayout

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Question # 19

What is the advantage of making storage checkpoints automatically accessible through a directory named .checkpoint in the root of the file system?

A.

it ensures a storage checkpoint is automatically deleted under certain conditions

B.

it eliminates the need for manually mounting storage checkpoints

C.

it ensures the inode number of a file is different across storage checkpoints

D.

it automatically creates a new storage checkpoint as changes are made to the file system

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Question # 20

Which InfoScale Storage object can be cached when SmartIO is enabled on a server?

A.

disk groups

B.

subdisks

C.

plexes

D.

volumes

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Question # 21

Which command consolidates and displays records of Veritas Volume Manager and Veritas File System?

A.

vxprint

B.

vxstat

C.

vxsfadm

D.

vxlist

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Question # 22

Which log type makes a FastResync enabled snapshot of a mirrored volume persistent?

A.

Data Change Map

B.

Data Change Object

C.

Storage Replicator Log

D.

Dirty Region Log

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Question # 23

A snapshot is created using the command vxassist snapstart and successfully completes. The server is subsequently rebooted.

What is the snapshot plex state after the server has come completely online?

A.

SNAPREADY

B.

SNAPATT

C.

SNAPDONE

D.

SNAPRECOVER

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Question # 24

How many days does an administrator have to either enter a valid license key or register a system with Veritas InfoScale Operations Management server if they have chosen to use keyless licensing during the installation of Veritas InfoScale Storage for UNIX/Linux?

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Question # 25

What happens when the administrator changes the password on a managed host after it is added to a Veritas InfoScale Operations Manager domain?

A.

the managed host needs to be removed and added back to the Veritas InfoScale Operations Manager domain

B.

the operation of Veritas InfoScale Operations Manager remains unaffected, the password is only needed when the host is added initially

C.

the new credentials need to be reflected to the Veritas InfoScale Operations Manager using the “Security” tab the “Settings” perspective

D.

the managed host needs to be removed and added back to the Veritas InfoScale Operations Manager domain and a “refresh” operation must be issued

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Question # 26

Which kernel module or plug-in defines array-specific procedures and commands used to select the path failover mechanism?

A.

Array Policy Module (APM)

B.

Array Support Library (ASL)

C.

Device Discovery Layer (DDL)

D.

Array Specific Module (ASM)

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Question # 27

What is the purpose of the default cvm service group in a Veritas InfoScale Storage cluster?

A.

to start, stop, and monitor LLT and GAB on all cluster systems

B.

to monitor all shared disk groups on all systems in the cluster

C.

to mount, unmount, and monitor all shared cluster file systems on configured cluster nodes

D.

to start, stop, and monitor the CVM and CFS components on all cluster systems

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