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RHCSA Study Questions & 100% Correct Answers- Latest Test | Graded A+ | Passed List the order of the layers involved in the LVM architecture £10.72   Add to cart

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RHCSA Study Questions & 100% Correct Answers- Latest Test | Graded A+ | Passed List the order of the layers involved in the LVM architecture

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List the order of the layers involved in the LVM architecture -:- 1. Physical Volume(PV) 2. Volume Group(VG) 3. Logical Volume(LV) What do you need to do before you create a physical volume? -:- You need to create a partition marked as the LVM partition type. In fdisk or gdisk you need...

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  • September 6, 2024
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2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!



RHCSA Study Questions & 100% Correct
Answers- Latest Test | Graded A+ | Passed
List the order of the layers involved in the
LVM architecture
✓ -:- 1. Physical Volume(PV)

✓ 2. Volume Group(VG)

✓ 3. Logical Volume(LV)




What do you need to do before you create a physical volume?


✓ -:- You need to create a partition marked as the LVM partition type. In fdisk or

gdisk you need to press t to change the partition type. MBR disk is 8e, GUID is 8300




What command verifies the physical volumes that were created?


✓ -:- pvs




What command shows details about the physical volume?


✓ -:- pvdisplay




What command gives a hierarchical overview of which disks and partitions are in the LVM

volume groups and logical volumes?


1|Page | Grade A+| 2024/2025

,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

✓ -:- lsblk




How do you create a volume of the first partition of the the sdb disk? You want to call the

volume vgdata.


✓ -:- vgcreate vgdata /dev/sdb1




Give the two commands that will allow you to see the volume group


✓ -:- vgs - Shows a summary of available volume groups

vgdisplay - Shows a detailed list of volume groups and their properties




Show the command you would use to create a logical volume of half the physical volume

vgdata. Name the logical volume lvvol01


✓ -:- lvcreate -n lvvol01 -l 50%FREE vgdata




Show the command you would use to remove the logical volume lvvol01. That logical

volume resides in the physical volume vgdata.


✓ -:- lvremove /dev/vgdata/lvvol01




Show the command you would use to create a logical volume of 500 megabyte in the

physical volume vgdata. Name the logical volume lvvol01


2|Page | Grade A+| 2024/2025

,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

✓ -:- lvcreate -n lvvol01 -L 500M vgdata




Show the commands you would use to show the logical volumes


✓ -:- lvs - Shows a summary of all available logical volumes

lvdisplay - Shows a detailed list of available logical volumes and their properties




What would the name of the LV called lvvol01 in the Physical Volume vgdata be called the

the device mapper name?


✓ -:- /dev/mapper/vgdata-lvvol01




If you want to make an XFS file system out of the logical volume lvvol01 in the PV vgdata,

what is the command?


✓ -:- mkfs.xfs /dev/vgdata/lvvol01




If you want to make an EXT4 file system out of the logical volume lvvol01 in the PV vgdata,

what is the command?


✓ -:- mkfs.ext4 /dev/vgdata/lvvol01




What file systems can only be increased and what file systems can be increased and

reduced?


3|Page | Grade A+| 2024/2025

, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

✓ -:- XFS - can only be increased

EXT4 - can be increased and decreased


Btrfs - can be increased and decreased




If you are going to reduce an EXT4 file system, what state must it be in?


✓ -:- You can only reduce the volume when it is offline




I want to add 250 megabytes to the file system /dev/vgdata/lvvol01. Show the command


✓ -:- lvresize -L +250M -r /dev/vgdata/lvvol01




I want to reduce the EXT4 file system by 250 megabytes. The LV is lvvol01, VG is vgdata

and the mount point is /files


✓ -:- 1. umount /files

2. lvreduce -L -250M -r /dev/vgdata/lvvol01




I want to resize the LV to 75 percent of the Volume group. The LV is lvvol01, VG is vgdata

and the mount point is /files


✓ -:- lvresize -r -l 75%VG /dev/vgdata/lvvol01




4|Page | Grade A+| 2024/2025

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