This EX294 practice question tests your understanding of transform data with filters and plugins. 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 filter converts a string like 'hello' into a list of characters ['h','e','l','l','o']?
`list`
Correct; the list filter converts a string to a list of characters.
`split`
Why wrong: Incorrect; split divides a string by a delimiter, not into characters.
`join`
Why wrong: Incorrect; join concatenates list elements into a string.
`map`
Why wrong: Incorrect; map applies a function to each element, not conversion.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
`list`
The `list` filter in Ansible converts a string into a list of its individual characters by iterating over the string and creating a list where each element is a single character. This is a built-in Jinja2 filter that works directly on strings, making option A correct for transforming 'hello' into ['h','e','l','l','o'].
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.
`list`
Why this is correct
Correct; the list filter converts a string to a list of characters.
Related concept
Read the scenario before looking for a memorised answer.
`split`
Why it's wrong here
Incorrect; split divides a string by a delimiter, not into characters.
`join`
Why it's wrong here
Incorrect; join concatenates list elements into a string.
`map`
Why it's wrong here
Incorrect; map applies a function to each element, not conversion.
Common exam traps
The trap here is that candidates often confuse `split` with `list`, assuming `split` without arguments will break a string into characters, but `split` actually requires an empty delimiter to approximate that behavior, which is not standard and can lead to errors.
Detailed technical explanation
Under the hood, the `list` filter leverages Python's built-in `list()` constructor, which when applied to a string, iterates over each character (including spaces and special characters) and creates a list. This is useful in Ansible playbooks when you need to manipulate individual characters, such as generating a list of allowed characters for a password policy or splitting a hostname into its component letters for pattern matching.
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 EX294 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
Transform data with filters and plugins — This question tests Transform data with filters and plugins — Read the scenario before looking for a memorised answer..
The correct answer is: `list` — The `list` filter in Ansible converts a string into a list of its individual characters by iterating over the string and creating a list where each element is a single character. This is a built-in Jinja2 filter that works directly on strings, making option A correct for transforming 'hello' into ['h','e','l','l','o'].
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 25, 2026
This EX294 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 EX294 exam.
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