VCS-261 Online Practice Questions and Answers
Which two methods can an administrator use to control the Veritas SmartIO caching of a file system? (Choose two.)
A. the smartiomode mount option
B. the mincache mount option
C. the sfcache command
D. the vxcache command
E. the fsadm command
An administrator uses the command below to create a file system on a volume appvol.
# /opt/VRTS/bin/mkfs –t vxfs /dev/vx/rdsk/appdg/appvol 2TB
What is the block size of the file system?
A. 1024
B. 2048
C. 4096
D. 8192
Which SmartIO caching mode primarily supports the applications that run directly over raw volumes?
A. block-level read caching
B. write-back caching
C. read-write caching
D. block-level write caching
Veritas File System is an extent based file system.
Which two pieces of information form the basis of an extent? (Choose two.)
A. inode number
B. offset
C. length
D. format
E. block size
Given the following command:
vxassist -g datadg make datavol 10g layout=stripe !ctrl:c2
Which instruction does the !ctrl:c2 attribute prompt Volume Manager to follow?
A. to exclude devices connected to controller c2
B. to exclude devices connected to all controllers except c2
C. to exclude devices from enclosure named "ctrl"
D. to exclude all but the fastest devices from controller c2
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 database to achieve raw partition I/O performance.
Which command should an administrator use to determine the existing Array Support Libraries (ASL) and supported disk arrays on an existing system?
A. vxinfo
B. vxddladm
C. vxdmpadm
D. vxcheckasl
An administrator has configured replication using Veritas Volume Replicator between two sites. The replication mode is set to asynchronous and the replication status is consistent and connected.
The performance of which component impacts the application write performance?
A. write performance of the primary SRL volume
B. write performance of the secondary SRL volume
C. write performance of the data volumes at the primary site
D. network latency between the primary and the secondary sites
Which Veritas InfoScale for UNIX/Linux utility can an administrator use to upgrade the license key when a product or older license is already present on the system?
A. vxleyless
B. vxlicense
C. vxlicinstupgrade
D. vxlicrep
Which Veritas InfoScale Cluster File System module communicates change in cluster membership to the fencing module (VxFEN)?
A. Global Atomic Broadcast (GAB)
B. Low Latency Transport (LLT)
C. Global Lock Manage (GLM) D. High Availability Daemon (HAD)