This CKAD practice question tests your understanding of application design and build. 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 of the following is the correct apiVersion for a CronJob in Kubernetes v1.29?
v1
Why wrong: v1 is for core resources like Pod, not CronJob.
cronjob/v1
Why wrong: cronjob/v1 is not a valid apiVersion.
batch/v1beta1
Why wrong: batch/v1beta1 is deprecated and removed since 1.25.
batch/v1
Correct: CronJob uses batch/v1 since 1.21.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
batch/v1
In Kubernetes v1.29, the correct apiVersion for a CronJob is batch/v1, as CronJob has been stable since v1.21. Option D is correct because batch/v1 is the stable API version for CronJob resources in this release.
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.
v1
Why it's wrong here
v1 is for core resources like Pod, not CronJob.
cronjob/v1
Why it's wrong here
cronjob/v1 is not a valid apiVersion.
batch/v1beta1
Why it's wrong here
batch/v1beta1 is deprecated and removed since 1.25.
batch/v1
Why this is correct
Correct: CronJob uses batch/v1 since 1.21.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
The trap here is that candidates may remember older Kubernetes versions where CronJob was still in beta (batch/v1beta1) and fail to update their knowledge to the stable batch/v1, or they might confuse the apiVersion format with a non-existent cronjob/v1.
Detailed technical explanation
CronJob was promoted to stable (batch/v1) in Kubernetes v1.21, replacing the earlier batch/v1beta1 and batch/v2alpha1 versions. The batch/v1 API includes fields like schedule, jobTemplate, and concurrencyPolicy, and supports time zones via the timeZone field (alpha in v1.24, beta in v1.25). In a real-world scenario, using the deprecated batch/v1beta1 in v1.29 would fail with a 404 or validation error, as the API server no longer serves that version.
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 CKAD 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
Application Design and Build — This question tests Application Design and Build — Read the scenario before looking for a memorised answer..
The correct answer is: batch/v1 — In Kubernetes v1.29, the correct apiVersion for a CronJob is batch/v1, as CronJob has been stable since v1.21. Option D is correct because batch/v1 is the stable API version for CronJob resources in this release.
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 CKAD practice question is part of Courseiva's free CNCF 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 CKAD exam.
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