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LPI 201-450 Practice Test - Questions Answers, Page 8

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What is the minimum number of disks required in a fully redundant RAID5 array?

A.
1
A.
1
Answers
B.
2
B.
2
Answers
C.
3
C.
3
Answers
D.
4
D.
4
Answers
E.
5
E.
5
Answers
Suggested answer: C

Which of the following commands is used to set up a RAID volume?

A.
makerd
A.
makerd
Answers
B.
mdadm
B.
mdadm
Answers
C.
mkfs.raid
C.
mkfs.raid
Answers
D.
makeraid
D.
makeraid
Answers
E.
rdconfig
E.
rdconfig
Answers
Suggested answer: B

The IDE hard drive /dev/hda does not have DMA enabled. Which command must be run to enable DMA on it?

A.
hdparm -d /dev/hda
A.
hdparm -d /dev/hda
Answers
B.
hdparm --dma /dev/hda
B.
hdparm --dma /dev/hda
Answers
C.
hdparm --dma /dev/hda1
C.
hdparm --dma /dev/hda1
Answers
D.
hdparm -d /dev/hda1
D.
hdparm -d /dev/hda1
Answers
E.
hdparm -d 1 /dev/hda
E.
hdparm -d 1 /dev/hda
Answers
Suggested answer: E

The correct command sequence to create and mount logical volumes on a Linux system is:

A.
lvcreate, pvcreate, vgcreate, mkfs, mount
A.
lvcreate, pvcreate, vgcreate, mkfs, mount
Answers
B.
pvcreate, vgcreate, lvcreate, mkfs, mount
B.
pvcreate, vgcreate, lvcreate, mkfs, mount
Answers
C.
vgcreate, lvcreate, pvcreate, mount, mkfs
C.
vgcreate, lvcreate, pvcreate, mount, mkfs
Answers
D.
mkfs, pvcreate, vgcreate, lvcreate, mount
D.
mkfs, pvcreate, vgcreate, lvcreate, mount
Answers
E.
pvcreate, lvcreate, vgcreate, mkfs, mount
E.
pvcreate, lvcreate, vgcreate, mkfs, mount
Answers
Suggested answer: B

What command will remove a physical volume from a volume group? (Specify ONLY the command without any path or parameters.)

A.
vgreduce,/sbin/vgreduce
A.
vgreduce,/sbin/vgreduce
Answers
Suggested answer: A

Which of the following is an example path to a Linux software RAID array?

A.
/dev/raid0
A.
/dev/raid0
Answers
B.
/dev/rd1
B.
/dev/rd1
Answers
C.
/dev/pr0
C.
/dev/pr0
Answers
D.
/dev/md1
D.
/dev/md1
Answers
Suggested answer: D

What mount option must be used in /etc/fstab when mounting an iSCSI target?

A.
_santarget
A.
_santarget
Answers
B.
iscsi
B.
iscsi
Answers
C.
waitiscsi
C.
waitiscsi
Answers
D.
_netdev
D.
_netdev
Answers
Suggested answer: D

What command is used to make an exact copy, at a single point in time, of a logical volume for backup purposes?

A.
lvsnap
A.
lvsnap
Answers
B.
lvsnapshot
B.
lvsnapshot
Answers
C.
lvcreate
C.
lvcreate
Answers
D.
lvcopy
D.
lvcopy
Answers
E.
lvclone
E.
lvclone
Answers
Suggested answer: C

Fill in the blank:

Which directory in /dev/disk/ can be used to determine the UUID of a connected hard disk?

A.
/dev/disk/by-uuid, by-uuid,/dev/disk/by-uuid/
A.
/dev/disk/by-uuid, by-uuid,/dev/disk/by-uuid/
Answers
Suggested answer: A

What keyword is missing in the following line from /etc/fstab in order to make a USB flash device writeable by the user fred when mounted:

/dev/sda1 /mnt/usbflash vfat defaults,users,______=fred,umask=022, 0 0

(Provide the option name only without any settings)

A.
uid
A.
uid
Answers
Suggested answer: A
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