EX200 Create and configure file systems Practice Question
This EX200 practice question tests your understanding of create and configure file systems. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which TWO commands can mount an ISO file /tmp/rhel.iso to /mnt/iso?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
mount -o loop /tmp/rhel.iso /mnt/iso
Option A is correct because the `mount -o loop` command creates a loop device to access the ISO file as a block device, allowing it to be mounted to /mnt/iso. This is the standard method for mounting ISO files without specifying a filesystem type, as the kernel auto-detects iso9660.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
mount -o loop /tmp/rhel.iso /mnt/iso
Why this is correct
Correct: mount with -o loop automatically sets up a loop device.
Related concept
Read the scenario before looking for a memorised answer.
✗
isomount /tmp/rhel.iso /mnt/iso
Why it's wrong here
Incorrect: isomount is not a standard Linux command.
✓
mount -t iso9660 -o loop /tmp/rhel.iso /mnt/iso
Why this is correct
Correct: Explicitly specifies filesystem type and loop device.
Related concept
Read the scenario before looking for a memorised answer.
✗
losetup /tmp/rhel.iso && mount /dev/loop0 /mnt/iso
Why it's wrong here
Incorrect: losetup requires a loop device parameter (e.g., losetup -f /tmp/rhel.iso) and the loop device may not be loop0.
✗
mount /tmp/rhel.iso /mnt/iso
Why it's wrong here
Incorrect: Without -o loop, mount expects a block device, not an ISO file.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may think `mount` can directly handle a file without the loop option (Option E), or they may confuse `losetup` syntax (Option D) with the correct procedure, leading to errors in a real exam scenario.
Trap categories for this question
Command / output trap
Incorrect: isomount is not a standard Linux command.
Detailed technical explanation
How to think about this question
The `-o loop` option internally uses the loop device driver to associate a regular file with a loop device (e.g., /dev/loop0), enabling the kernel to treat the file as a block device. The `-t iso9660` is often optional because the kernel can auto-detect the ISO 9660 filesystem, but explicitly specifying it can avoid ambiguity if the file has a non-standard extension. In Red Hat Enterprise Linux, the `losetup` command can be used to manually set up loop devices, but `mount -o loop` automates this process, making it the preferred method for exam tasks.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the EX200 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Create and configure file systems — This question tests Create and configure file systems — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: mount -o loop /tmp/rhel.iso /mnt/iso — Option A is correct because the `mount -o loop` command creates a loop device to access the ISO file as a block device, allowing it to be mounted to /mnt/iso. This is the standard method for mounting ISO files without specifying a filesystem type, as the kernel auto-detects iso9660.
What should I do if I get this EX200 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
This EX200 practice question is part of Courseiva's free Red Hat certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the EX200 exam.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.