This EX200 practice question tests your understanding of manage containers. 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.
An administrator is building a container image with a Containerfile. They want to ensure that a specific RUN command always executes without using the build cache. Which build option should they use?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "always"
Why it matters: Absolute qualifier. An answer using 'always' is only correct if there are genuinely no exceptions — absolute statements are often wrong in networking.
--layers=false
Why wrong: Not a valid podman build option.
--squash
Why wrong: Squashes layers, does not affect cache.
--force-rm
Why wrong: Removes intermediate containers, but does not disable cache.
--no-cache
Correct. This disables the build cache entirely.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
--no-cache
Option D is correct because the `--no-cache` build option instructs Podman or Docker to rebuild every layer from scratch, ignoring any cached intermediate layers. This ensures that the specific RUN command always executes fresh, which is essential when the command's outcome depends on dynamic external data or must not reuse stale cached results.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
--layers=false
Why it's wrong here
Not a valid podman build option.
--squash
Why it's wrong here
Squashes layers, does not affect cache.
--force-rm
Why it's wrong here
Removes intermediate containers, but does not disable cache.
--no-cache
Why this is correct
Correct. This disables the build cache entirely.
Clue confirmation
The clue word "always" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Red Hat often tests the distinction between cache-related flags and cleanup-related flags, so candidates may confuse `--no-cache` with `--force-rm` or mistakenly think `--squash` disables caching.
Detailed technical explanation
Under the hood, container image builds use a layer cache keyed on the instruction text and the hash of the parent layer. The `--no-cache` flag bypasses this cache lookup, forcing each instruction to execute anew. This is critical in CI/CD pipelines where a RUN command fetches a timestamped artifact or generates a unique token, ensuring the build is reproducible without stale data.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
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
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FAQ
Manage containers — This question tests Manage containers — Read the scenario before looking for a memorised answer..
The correct answer is: --no-cache — Option D is correct because the `--no-cache` build option instructs Podman or Docker to rebuild every layer from scratch, ignoring any cached intermediate layers. This ensures that the specific RUN command always executes fresh, which is essential when the command's outcome depends on dynamic external data or must not reuse stale cached results.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Yes — watch for: "always". Absolute qualifier. An answer using 'always' is only correct if there are genuinely no exceptions — absolute statements are often wrong in networking.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 30, 2026
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.
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