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Linux Foundation CKS Practice Test Questions Answers

Exam Code: CKS (Updated 64 Q&As with Explanation)
 Exam Name: Certified Kubernetes Security Specialist (CKS)
 Last Update: 02-Feb-2026
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Questions Include:

  • Simulation: 64 Q&A's

    • CKS Overview

    Linux Foundation CKS Exam Overview

    Overview Details
    Exam Name Linux Foundation Certified Kubernetes Security Specialist (CKS)
    Exam Code CKS
    Exam Duration 2 hours
    Exam Format Performance-based, hands-on lab exam
    Number of Questions Approximately 15-20 practical scenarios
    Passing Score Typically 66% or higher
    Exam Topics - Cluster Setup
      - Cluster Hardening
      - System Hardening
      - Minimize Microservice Vulnerabilities
      - Supply Chain Security
    Prerequisites - CKA (Certified Kubernetes Administrator) certification or equivalent knowledge
    Study Materials Official Kubernetes documentation, Kubernetes courses, practice environments
    Exam Registration Through the Linux Foundation certification platform
    Exam Retake Policy Candidates must wait 14 days before retaking the exam
    Certification Validity Certification is valid for 3 years

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    Linux Foundation CKS Exam Topics Breakdown

    Section Topics Covered
    Cluster Setup Use network security policies to restrict cluster traffic
      Implement different types of authentication mechanisms
      Configure service accounts properly
    Cluster Hardening Minimize the attack surface of applications
      Apply Role-Based Access Control (RBAC)
      Use network policies to restrict cluster communication
    System Hardening Perform node hardening (OS level)
      Restrict access to Kubernetes API
    Minimize Microservice Vulnerabilities Minimize container host OS footprint
      Secure Kubernetes Secrets
    Supply Chain Security Manage container images securely
      Use container runtime sandboxes for security

    Linux Foundation CKS Kubernetes Security Specialist Practice Exam Questions and Answers

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    Linux Foundation CKS Exam Dumps FAQs

    The Linux Foundation CKS Exam is a performance-based certification exam that tests candidates’ knowledge of Kubernetes and cloud security in a simulated, real-world environment. The Linux Foundation exam is designed to provide assurance that certification holders are accomplished Kubernetes practitioners who have demonstrated competence on a broad range of best practices for securing container-based applications and Kubernetes platforms during build, deployment, and runtime. Candidates must have taken and passed the Certified Kubernetes Administrator (CKA) exam prior to attempting the CKS exam.

    The Linux Foundation CKS exam is intended for Kubernetes Security Specialist who have achieved the Certified Kubernetes Administrator (CKA) exam certification and are looking to
    demonstrate their expertise in Kubernetes security.

    A prerequisite for the Linux Foundation CKS exam is holding a valid Certified Kubernetes Administrator (CKA) certification. This ensures you possess the fundamental Kubernetes Security skills before diving deeper into security aspects.

    Linux Foundation CKS is a security-focused exam, while Linux Foundation CKAD Exam focuses on deploying and managing Kubernetes applications.
    CKS requires prior knowledge of CKAD concepts.

    The Linux Foundation CKS exam covers a comprehensive range of Kubernetes Security Specialist topics, including:

    1. Securing the container supply chain
    2. Kubernetes network security
    3. Identity and access management (IAM) for Kubernetes
    4. Pod security policies and controls
    5. Secrets management and encryption
    6. Audit logging and monitoring
    7. Incident response and disaster recovery

    The Linux Foundation CKS exam consists of 15-20 nerformance-baqed tasks that must be completed within hours.

    The Linux Foundation CKS Exam is valid for 2 years. You can renew your certification by passing the Linux Foundation CKS exam again.

    Absolutely! Solution2Pass provides comprehensive CKS study materials, including:

    Exam-aligned Linux Foundation CKS CKS practice questions and explanations: Sharpen your skills and gain exposure to real-world scenarios.
    Updated Linux Foundation CKS PDF study guide: Access concise summaries of key concepts and topics for quick review.
    Testing Engine for self-assessment: Track your progress and identify areas needing further focus.

    The Linux Foundation CKS exam certification is valid for 3 years.

    We stay up-to-date with the latest Kubernetes Security Specialist and exam changes. Our Linux Foundation CKS study materials are regularly reviewed and updated to ensure you're always learning from the most current information.

    The Linux Foundation CKS Exam is a performance-based certification exam that tests candidates’ knowledge of Kubernetes and cloud security in a simulated, real-world environment. The Linux Foundation exam is designed to provide assurance that certification holders are accomplished Kubernetes practitioners who have demonstrated competence on a broad range of best practices for securing container-based applications and Kubernetes platforms during build, deployment, and runtime. Candidates must have taken and passed the Certified Kubernetes Administrator (CKA) exam prior to attempting the CKS exam.

    The Linux Foundation CKS exam is intended for Kubernetes Security Specialist who have achieved the Certified Kubernetes Administrator (CKA) exam certification and are looking to
    demonstrate their expertise in Kubernetes security.

    A prerequisite for the Linux Foundation CKS exam is holding a valid Certified Kubernetes Administrator (CKA) certification. This ensures you possess the fundamental Kubernetes Security skills before diving deeper into security aspects.

    Linux Foundation CKS is a security-focused exam, while Linux Foundation CKAD Exam focuses on deploying and managing Kubernetes applications.
    CKS requires prior knowledge of CKAD concepts.

    The Linux Foundation CKS exam covers a comprehensive range of Kubernetes Security Specialist topics, including:

    1. Securing the container supply chain
    2. Kubernetes network security
    3. Identity and access management (IAM) for Kubernetes
    4. Pod security policies and controls
    5. Secrets management and encryption
    6. Audit logging and monitoring
    7. Incident response and disaster recovery

    The Linux Foundation CKS exam consists of 15-20 nerformance-baqed tasks that must be completed within hours.

    The Linux Foundation CKS Exam is valid for 2 years. You can renew your certification by passing the Linux Foundation CKS exam again.

    Absolutely! Solution2Pass provides comprehensive CKS study materials, including:

    Exam-aligned Linux Foundation CKS CKS practice questions and explanations: Sharpen your skills and gain exposure to real-world scenarios.
    Updated Linux Foundation CKS PDF study guide: Access concise summaries of key concepts and topics for quick review.
    Testing Engine for self-assessment: Track your progress and identify areas needing further focus.

    The Linux Foundation CKS exam certification is valid for 3 years.

    We stay up-to-date with the latest Kubernetes Security Specialist and exam changes. Our Linux Foundation CKS study materials are regularly reviewed and updated to ensure you're always learning from the most current information.

    CKS Questions and Answers

    Question # 1

    Task

    Analyze and edit the given Dockerfile /home/candidate/KSSC00301/Docker file (based on the ubuntu:16.04 image), fixing two instructions present in the file that are prominent security/best-practice issues.

    Analyze and edit the given manifest file /home/candidate/KSSC00301/deployment.yaml, fixing two fields present in the file that are prominent security/best-practice issues.

    Question # 2

    Enable audit logs in the cluster, To Do so, enable the log backend, and ensure that

    1. logs are stored at /var/log/kubernetes-logs.txt.

    2. Log files are retained for 12 days.

    3. at maximum, a number of 8 old audit logs files are retained.

    4. set the maximum size before getting rotated to 200MB

    Edit and extend the basic policy to log:

    1. namespaces changes at RequestResponse

    2. Log the request body of secrets changes in the namespace kube-system.

    3. Log all other resources in core and extensions at the Request level.

    4. Log "pods/portforward", "services/proxy" at Metadata level.

    5. Omit the Stage RequestReceived

    All other requests at the Metadata level

    Question # 3

    Context

    A PodSecurityPolicy shall prevent the creation of privileged Pods in a specific namespace.

    Task

    Create a new PodSecurityPolicy named prevent-psp-policy,which prevents the creation of privileged Pods.

    Create a new ClusterRole named restrict-access-role, which uses the newly created PodSecurityPolicy prevent-psp-policy.

    Create a new ServiceAccount named psp-restrict-sa in the existing namespace staging.

    Finally, create a new ClusterRoleBinding named restrict-access-bind, which binds the newly created ClusterRole restrict-access-role to the newly created ServiceAccount psp-restrict-sa.

    Question # 4

    You must complete this task on the following cluster/nodes:

    Cluster: trace

    Master node: master

    Worker node: worker1

    You can switch the cluster/configuration context using the following command:

    [desk@cli] $ kubectl config use-context trace   

    Given: You may use Sysdig or Falco documentation. 

    Task:

    Use detection tools to detect anomalies like processes spawning and executing something weird frequently in the single container belonging to Pod tomcat. 

    Two tools are available to use:

    1.    falco

    2.   sysdig

    Tools are pre-installed on the worker1 node only.

    Analyse the container’s behaviour for at least 40 seconds, using filters that detect newly spawning and executing processes. 

    Store an incident file at /home/cert_masters/report, in the following format:

    [timestamp],[uid],[processName]

    Note: Make sure to store incident file on the cluster's worker node, don't move it to master node.

    Question # 5

    Enable audit logs in the cluster, To Do so, enable the log backend, and ensure that

      1. logs are stored at /var/log/kubernetes/kubernetes-logs.txt.

      2. Log files are retained for 5 days.

      3. at maximum, a number of 10 old audit logs files are retained.

    Edit and extend the basic policy to log:

      1. Cronjobs changes at RequestResponse

      2. Log the request body of deployments changes in the namespace kube-system.

      3. Log all other resources in core and extensions at the Request level.

      4. Don't log watch requests by the "system:kube-proxy" on endpoints or

    Free CKS Linux Foundation Exam Questions 6 to 24

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