Question 343 of 522
GNU and Unix CommandshardMultiple ChoiceObjective-mapped

LPIC-1 GNU and Unix Commands Practice Question

This LPIC-1 practice question tests your understanding of gnu and unix commands. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. 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.

Exhibit

$ ls -l /dev/disk/by-uuid/
total 0
lrwxrwxrwx 1 root root 10 Dec 17 10:00 a1b2c3d4 -> ../../sda1
lrwxrwxrwx 1 root root 10 Dec 17 10:00 e5f6g7h8 -> ../../sda2
$ blkid /dev/sda1
/dev/sda1: UUID="a1b2c3d4" TYPE="ext4"
$ blkid /dev/sda2
/dev/sda2: UUID="e5f6g7h8" TYPE="ext4"
$ cat /etc/fstab
UUID=a1b2c3d4 /boot ext4 defaults 0 2
UUID=e5f6g7h8 / ext4 defaults 0 1

Refer to the exhibit. The system fails to boot with an error 'UUID=e5f6g7h8 not found'. Which is the most likely cause?

Clue words in this question

Noticing these words before you look at the options changes how you read each choice.

  • Clue: "most likely"

    Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.

Question 1hardmultiple choice
Full question →

Exhibit

$ ls -l /dev/disk/by-uuid/
total 0
lrwxrwxrwx 1 root root 10 Dec 17 10:00 a1b2c3d4 -> ../../sda1
lrwxrwxrwx 1 root root 10 Dec 17 10:00 e5f6g7h8 -> ../../sda2
$ blkid /dev/sda1
/dev/sda1: UUID="a1b2c3d4" TYPE="ext4"
$ blkid /dev/sda2
/dev/sda2: UUID="e5f6g7h8" TYPE="ext4"
$ cat /etc/fstab
UUID=a1b2c3d4 /boot ext4 defaults 0 2
UUID=e5f6g7h8 / ext4 defaults 0 1

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

The initramfs does not contain the necessary filesystem modules.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • The fstab entry for /boot is incorrect.

    Why it's wrong here

    The error is about the root filesystem UUID.

  • The root filesystem is corrupted.

    Why it's wrong here

    The error indicates the UUID is not found, not corruption.

  • The initramfs does not contain the necessary filesystem modules.

    Why this is correct

    If the initramfs lacks the driver for the root filesystem, the UUID cannot be resolved.

    Clue confirmation

    The clue word "most likely" in the question point toward this answer.

    Related concept

    Read the scenario before looking for a memorised answer.

  • The disk order changed, so /dev/sda2 is no longer the correct device.

    Why it's wrong here

    UUIDs are persistent regardless of device order.

Common exam traps

Common exam trap: answer the scenario, not the keyword

Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.

Detailed technical explanation

How to think about this question

This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.

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.
  • Use explanations to understand the rule behind the answer.

TExam Day Tips

  • Underline the problem statement mentally.
  • 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 LPIC-1 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 LPIC-1 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.

Related practice questions

Related LPIC-1 practice-question pages

Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.

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FAQ

Questions learners often ask

What does this LPIC-1 question test?

GNU and Unix Commands — This question tests GNU and Unix Commands — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: The initramfs does not contain the necessary filesystem modules.

What should I do if I get this LPIC-1 question wrong?

Identify which LPIC-1 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.

Are there clue words in this question I should notice?

Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jun 25, 2026

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This LPIC-1 practice question is part of Courseiva's free LPI 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 LPIC-1 exam.