Free Veritas VCS-255 Exam Dumps Questions & Answers

The Concurrent I/O (CIO) option is enabled for a mounted Veritas File System (VxFS). What must be done to disable it?

• A.  run vxtune
• B.  use the remount option to the mount command without specifying cio
• C.  runvxtunefs
• D.  unmount the file system and then mount it again without specifying cio

Which command can be used to display the default disk group?

• A.  vxdg defaultdg
• B.  vxdg list
• C.  vxdctl defaultdg
• D.  vxdctl listdefault

Which statements are true about adding a mirror to a volume? (Choose three.)

• A.  By default, a mirror is created with the same layout as the original volume.
• B.  Only concatenated or striped volumes can be mirrored.
• C.  A volume can have up to 64 mirrors.
• D.  Disks with mirrors can be in different disk groups.
• E.  Each mirror must reside on a separate LUN.

The datavol volume uses the datadg01 disk in the datadg disk group. If the hardware LUN that corresponds to the disk is resized, which command updates the Veritas Volume Manager disk headers and other structures?

• A.  vxresize -g datadg datadg01
• B.  vxassist -g datadg resize datavol datadg01
• C.  vxdisk -g datadg resize datadg01
• D.  vxresize -g datadg datavol datadg01

Which command suppresses devices from DMP?

• A.  vxassist
• B.  vxdiskadm
• C.  vxdisk
• D.  vxdmpadm