Free CKS - Certified Kubernetes Security Specialist Exam Questions and Answers
CKS - Certified Kubernetes Security Specialist is one of the CNCF tests covered here. CNCF owns the curriculum but the exams are sold and proctored by Linux Foundation Training & Certification, taken online, and valid for two years. The mechanism splits sharply, and the name tells you which you are booking: an Associate exam such as KCNA or KCSA is multiple choice, while CKA, CKAD and CKS are performance-based — two hours at a real command line against a live cluster, with no multiple choice at all. Only one prerequisite is enforced anywhere in the programme: CKS requires a passed CKA. No pass mark is published for any of them.
The first 10 questions on this page are free to read, answers included — no account and no card. A plan opens the rest of the bank, the full timed practice test and your weak-topic reporting.
Last updated: August 29, 2026
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- 130 mins · 70%
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Question #1
A developer needs to grant read access to a specific secret in a namespace. What should they do?
Please select an optionIncorrectCorrect answer: C
Role-based Access Control (RBAC) can be used to manage access to Kubernetes resources, including secrets.
Was this answer correct?Question #2
What is the primary use of NetworkPolicies in Kubernetes?
Please select an optionIncorrectCorrect answer: C
NetworkPolicies are used to control traffic between Pods, specifying which Pods can communicate with each other.
Was this answer correct?Question #3
A Pod is experiencing frequent restarts. Which command would you use to investigate its logs?
Please select an optionIncorrectCorrect answer: C
The kubectl logs command allows you to view the logs of a specific Pod, which can help identify issues causing restarts.
Was this answer correct?Question #4
How can you prevent unauthorized access to the Kubernetes API server?
Please select an optionIncorrectCorrect answer: D
Combining these measures creates a more secure setup for accessing the Kubernetes API.
Was this answer correct?Question #5
A company wants to ensure sensitive data is never stored in plain text within a Pod. What should they use?
Please select an optionIncorrectCorrect answer: A
Kubernetes Secrets or other secure methods should be used to store sensitive information, such as passwords or API keys, in a secure manner.
Was this answer correct?Question #6
Which Kubernetes feature allows for the integration of external identity providers?
Please select an optionIncorrectCorrect answer: C
OpenID Connect (OIDC) is a Kubernetes feature that allows integration with external identity providers for authentication.
Was this answer correct?Question #7
What do you use to establish secure communication between services in a Kubernetes cluster?
Please select an optionIncorrectCorrect answer: C
TLS (Transport Layer Security) certificates can be implemented to secure communication between services in a Kubernetes environment.
Was this answer correct?Question #8
How can a Kubernetes cluster owner ensure Pods do not use excessive CPU resources?
Please select an optionIncorrectCorrect answer: D
Resource Requests and Limits define the amount of CPU and memory allocated to a Pod, helping to control resource usage.
Was this answer correct?Question #9
What is a common practice for handling secrets in Kubernetes?
Please select an optionIncorrectCorrect answer: A
Mounting Kubernetes Secrets as volumes is a best practice for securely providing sensitive data to Pods.
Was this answer correct?Question #10
How can you define whether a user has the proper permissions to perform an action in Kubernetes?
Please select an optionIncorrectCorrect answer: A
Role Bindings associate specific Roles with subjects (users and service accounts), determining their permissions in a namespace.
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Other CNCF certifications
- CGOA - GitOps Certified Associate (opens in a new tab)
- CAPA - Certified Argo Project Associate (opens in a new tab)
- CKAD - Certified Kubernetes Application Developer (opens in a new tab)
- PCA - Prometheus Certified Associate (opens in a new tab)
- ICA - Istio Certified Associate (opens in a new tab)
- CCA - Cilium Certified Associate (opens in a new tab)
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FAQ
Learn More: https://training.linuxfoundation.org/certification
- Q1: What is the CKS - Certified Kubernetes Security Specialist exam?
- A: CKS - Certified Kubernetes Security Specialist is a CNCF certification exam. Judging by the questions in our bank, it concentrates on kubernetes, pods, cluster, containers and container.
- Q2: What topics does the CKS - Certified Kubernetes Security Specialist exam cover?
- A: Questions in our CKS - Certified Kubernetes Security Specialist bank cluster around kubernetes, pods, cluster, containers, container and images. Working through the full set is the quickest way to find which of these you are weakest on.
- Q3: How should I prepare for CKS - Certified Kubernetes Security Specialist?
- A: Work through the CKS - Certified Kubernetes Security Specialist practice questions here, checking your answer on each one, then sit the practice test to rehearse the exam under timed conditions before the real thing.
- Q4: Are these real CKS - Certified Kubernetes Security Specialist exam questions?
- A: They are drawn from officially released past questions and from community members who have sat CKS - Certified Kubernetes Security Specialist. Answers are verified and updated weekly.
- Q5: Where do I register for the CKS - Certified Kubernetes Security Specialist exam?
- A: Register through CNCF directly at https://training.linuxfoundation.org/certification. Exampractice is not affiliated with CNCF and does not administer the exam.
- Q6: Is there a free CKS - Certified Kubernetes Security Specialist sample?
- A: Yes. Every CKS - Certified Kubernetes Security Specialist page shows a free sample of real questions. Upgrading opens the full bank and the practice test.
- Q7: What are CNCF Certification Exams?
- A: CNCF (Cloud Native Computing Foundation) Certification Exams validate your expertise in cloud-native technologies, including Kubernetes, Prometheus, and other cloud-native tools. These certifications demonstrate your proficiency in deploying, managing, and troubleshooting cloud-native applications and infrastructures.
- Q8: Why should I pursue CNCF Certification?
- A: CNCF Certification enhances your professional credibility, showcasing your skills and knowledge in cloud-native technologies. This can lead to better job opportunities, higher salaries, and career advancement in the cloud computing and IT industries.
- Q9: What are the benefits of CNCF Certification?
- A: Benefits include recognition as a certified cloud-native professional, improved job performance, access to exclusive resources, continuing education opportunities, and staying current with the latest cloud-native technologies and best practices.
- Q10: Who should take CNCF Certification Exams?
- A: Cloud engineers, DevOps professionals, system administrators, IT architects, and anyone involved in managing cloud-native environments should consider these certifications to validate their expertise and advance their careers.
- Q11: What types of CNCF Certification Exams are available?
- A: CNCF offers various certification paths, including:
- Q12: How do I prepare for CNCF Certification Exams?
- A: Preparation can include official CNCF training courses, study guides, practice exams, online tutorials, and hands-on experience with cloud-native technologies like Kubernetes.
- Q13: Where can I take CNCF Certification Exams?
- A: CNCF Certification Exams can be taken online with remote proctoring, providing flexibility to fit your schedule and location.
- Q14: How do CNCF Certifications impact my career?
- A: CNCF Certifications significantly boost your career by demonstrating your expertise to employers, making you a more competitive candidate for advanced roles and promotions in cloud computing and IT.
- Q15: Are there any prerequisites for CNCF Certification Exams?
- A: Some exams may have prerequisites, such as foundational knowledge or prior experience with cloud-native technologies. Check the specific requirements for each certification path on the CNCF website.
- Q16: How often do I need to recertify for CNCF Certifications?
- A: CNCF Certifications typically require recertification every three years to ensure certified professionals stay updated with the latest cloud-native technologies and industry practices.