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EX200 · topic practice

Create and configure file systems practice questions

Practise Red Hat Certified System Administrator EX200 Create and configure file systems practice questions — original exam-style scenarios with answer choices, explanations, and analysis of common mistakes.

Courseiva uses original exam-style practice questions designed for learning and revision. The goal is to understand the concepts, recognise exam patterns, and improve through explanations — not memorise copied exam dumps.

Reviewed byJohnson Ajibi· MSc IT Security
20 questionsDomain: Create and configure file systems
Practice 10 questionsBrowse domain →

What the exam tests

What to know about Create and configure file systems

Create and configure file systems questions test whether you can apply the concept in context, not just recognise a definition.

How the topic appears in realistic exam-style scenarios.

Which detail in the question changes the correct answer.

How to eliminate plausible but wrong options.

How to connect the question back to the wider exam objective.

Watch out for

Common Create and configure file systems exam traps

  • ▸Answering from memory before reading the full scenario.
  • ▸Missing a constraint such as cost, availability, security, scope or command context.
  • ▸Choosing a broad answer when the question asks for the most specific fix.
  • ▸Ignoring why the wrong options are tempting.

Practice set

Create and configure file systems questions

20 questions · select your answer, then reveal the explanation

Question 1easymultiple choice
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A system administrator needs to create a new ext4 filesystem on /dev/sdb1 and mount it persistently at /data. Which set of commands should be used?

Question 2mediummultiple choice
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A file server is experiencing slow write performance. The admin suspects the filesystem is nearly full. Which command should be used to check disk usage per partition?

Question 3hardmultiple choice
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A technician attempts to mount an XFS filesystem from /dev/sdc1 to /mnt/backup but receives: 'mount: /mnt/backup: mount point does not exist.' The directory /mnt/backup does exist. What is the most likely cause?

Question 4easymultiple choice
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An administrator needs to add a 1GB swap partition on /dev/sdd1. Which series of commands accomplishes this?

Question 5mediummultiple choice
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A filesystem is reported as 'read-only' after a system crash. The admin runs fsck and sees 'clean' status. What is the most likely reason it remains read-only?

Question 6hardmultiple choice
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A system has two 500GB disks in a RAID1 (mirror) using mdadm. One disk fails. After replacement, what is the correct procedure to restore redundancy?

Question 7mediummultiple choice
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An admin needs to mount an NFS export from server nfs.example.com:/exports/app to /mnt/app with options for read-only and no root squash. Which command is correct?

Question 8easymultiple choice
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Which command creates an XFS filesystem on /dev/nvme0n1p1 and sets the label to 'data'?

Question 9mediummulti select
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Which TWO commands can be used to check the UUID of a filesystem on /dev/sda1?

Question 10hardmulti select
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Which THREE of the following are valid options for mounting an ext4 filesystem with specific mount options in /etc/fstab?

Question 11easymulti select
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Which TWO commands can be used to create a new directory that will serve as a mount point?

Question 12mediummultiple choice
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After extending the logical volume to 500G, why does df still show 250G?

Network Topology
lv_backup vg_data -wi-ao250.00gn- <500g <250gRefer to the exhibit.# df -h# lsblk /dev/sdb# vgs# lvs# lvextend -L +250G /dev/vg_data/lv_backupLogical volume vg_data/lv_backup successfully resized.# df -h /backup
Question 13hardmultiple choice
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What is the most likely cause of the mount error?

Exhibit

Refer to the exhibit.

# cat /etc/fstab
UUID=1234-5678 /boot xfs defaults 0 0
UUID=abcd-ef01 / ext4 defaults 1 1
UUID=9876-5432 /var ext4 defaults 1 2
192.168.1.100:/exports/data /mnt/data nfs4 defaults,_netdev 0 0

# mount -a
mount: /mnt/data: can't find in /etc/fstab.

# ls -la /mnt/data
total 0
drwxr-xr-x. 2 root root 6 Jan  1 00:00 .
drwxr-xr-x. 1 root root 0 Jan  1 00:00 ..
Question 14hardmultiple choice
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You are managing a Red Hat Enterprise Linux 9 server that hosts a critical database application. The database stores its data on an XFS filesystem mounted on /data, backed by a logical volume in a volume group named vg_db. Recently, the database team reported that write operations are failing with 'Disk quota exceeded' errors, but the filesystem still shows 40% free space. You check the filesystem quota configuration and find that no user or group quotas are set on /data. The database runs as user 'dbadmin' with group 'dba'. Which of the following is the most likely cause of the 'Disk quota exceeded' error?

Question 15mediummultiple choice
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A system administrator needs to create a file system on /dev/sdb1 with a size of 10 GB and mount it persistently at /data. The file system should support extended attributes and be suitable for large files. Which command sequence achieves this?

Question 16hardmulti select
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Which TWO commands are valid for resizing an XFS file system? (Choose exactly two.)

Question 17easymultiple choice
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Refer to the exhibit. The administrator wants to create a single file system that spans the entire 20 GB disk /dev/sdb. All data on the disk can be discarded. Which steps are required to create an XFS file system on the whole disk?

Exhibit

Refer to the exhibit.

# lsblk /dev/sdb
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sdb 8:16 0 20G 0 disk
├─sdb1 8:17 0 2G 0 part
├─sdb2 8:18 0 2G 0 part
└─sdb3 8:19 0 16G 0 part

# blkid /dev/sdb1
/dev/sdb1: UUID="abc123" TYPE="xfs"
# blkid /dev/sdb2
/dev/sdb2: UUID="def456" TYPE="ext4"
# blkid /dev/sdb3
/dev/sdb3: UUID="ghi789" TYPE="swap"
Question 18mediumdrag order
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Put the steps to configure a cron job that runs a script every day at 2:30 AM in the correct order.

Drag steps to the numbered slots on the right, or tap a step then tap a slot.

Steps
Order
1Step 1
2Step 2
3Step 3
4Step 4
5Step 5
Question 19mediummatching
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Match each command to its function in managing storage.

Drag a concept onto its matching description — or click a concept then click the description.

Concepts
Matches

Partition table manipulator for MBR and GPT

Create a volume group in LVM

Create an ext4 file system on a partition

Attach a file system to a directory

Question 20easymultiple choice
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A junior administrator needs to create a new Ext4 file system on the device /dev/sdb1. Which command should be used?

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Frequently asked questions

What does the EX200 exam test about Create and configure file systems?
Create and configure file systems questions test whether you can apply the concept in context, not just recognise a definition.
How should I use these practice questions?
Select your answer before revealing the explanation. Then read why each option is right or wrong — this active recall approach builds retention far faster than re-reading notes.
Can I practise just Create and configure file systems questions in a focused session?
Yes — the session launcher on this page draws every question from the Create and configure file systems domain. Use a 10-question session first to gauge your baseline, then move to 20 or 30 once the weak spots are clear.
Where can I practise other EX200 topics?
Use the topic links above to move to related areas, or go back to the EX200 question bank to see all topics.
Are these real exam questions or dumps?
These are original practice questions written to test the same concepts the EX200 exam covers. They are not copied from any real exam or dump site.