Ace Your Kubernetes Certification
Practice in a realistic environment that mirrors the actual Kubernetes certification exams.
Everything You Need to Get Certified
Discover what makes Sailor.sh the most comprehensive Kubernetes certification preparation platform
Realistic Exam Environment
Experience the same environment as the actual Kubernetes exams with our remote desktop interface and exam conditions. Prepare with authentic tooling.
Timed Exam Mode
Practice under real exam conditions with our timed mode, helping you manage time effectively during the actual exam. Develop essential skills for success.
Comprehensive Coverage
Complete preparation for CKA, CKAD, CKS, KCNA, and KCSA certifications with scenarios that ensure you're exam-ready.
Smart Evaluation
Get personalized feedback and performance metrics that identify your strengths and areas for improvement. Track your progress with targeted recommendations.
Kubernetes Mock Exams for Every Certification
Comprehensive platforms designed to help you master Kubernetes certifications with confidence.
CKX Platform
Our flagship platform designed for professionals preparing for CKA, CKAD, and CKS certifications, offering a comprehensive suite of tools and resources.
Realistic Exam Environment
Practice in a terminal environment that mirrors the actual exam UI, complete with time constraints and scoring system.
Comprehensive Coverage
Covers all three certifications: CKA (Administrator), CKAD (Developer), and CKS (Security Specialist) with curriculum-aligned questions.
Detailed Explanations
Learn from your mistakes with detailed solution explanations, tips, and best practices for each exam question.
KCX Platform
Specialized platform for Kubernetes newcomers and security administrators. Perfect for those starting their cloud-native journey or focusing on security.
Entry-Level Focus
Specialized for beginners with KCNA exam preparation to build a solid foundation.
Security Emphasis
Dedicated content for KCSA with practical security scenarios and best practices.
Performance Analytics
Practice in a realistic environment with customizable time constraints and comprehensive answer explanations tailored for entry-level certifications.
Frequently Asked Questions
Get answers to common questions about Sailor.sh platform features, requirements, and how to get started
What is Sailor Cloud?
Sailor Cloud is our cloud-hosted Kubernetes certification platform that you can access without any setup. It's a comprehensive CKX (Certified Kubernetes eXpert) platform that provides:
- Instant access to pre-configured Kubernetes environments
- No local installation or Docker setup required
- Browser-based terminal and exam interface
- All certification tracks (CKA, CKAD, CKS) in one platform
- Pay only minimal fees for cloud infrastructure usage
- Automatic progress tracking and performance analytics
Perfect for those who want to start practicing immediately without the hassle of local environment setup. Simply sign in and begin your certification journey!
Which Kubernetes certifications can I prepare for?
Our platform supports comprehensive preparation for all official Kubernetes certifications, including CKA (Certified Kubernetes Administrator), CKAD (Certified Kubernetes Application Developer), CKS (Certified Kubernetes Security Specialist), KCNA (Kubernetes and Cloud Native Associate), and KCSA (Kubernetes Security Administrator). Each certification has dedicated practice environments aligned with the official curriculum.
How does the exam simulator work?
Our simulator provides an environment that mirrors the actual certification exam interface. You'll access a terminal-based environment with pre-configured Kubernetes clusters where you can practice hands-on scenarios. The platform includes:
- Timed exam sessions that match official exam durations
- Performance scoring and detailed feedback
- Realistic scenarios based on actual exam objectives
- Comprehensive solution explanations
- Progress tracking to identify areas for improvement
What are the system requirements?
Our simulator is designed to run efficiently on most modern systems with these minimum requirements:
Recommended Hardware
- • 8GB RAM (16GB recommended)
- • 4 CPU cores
- • 20GB free disk space
Software Prerequisites
- • Docker Desktop (Windows/macOS)
- • Docker Engine (Linux)
- • Modern web browser
Can I use the simulator offline?
Yes! Once you've installed our simulator, it runs completely locally using Docker containers. This means you can:
- Practice without an internet connection
- Study while traveling or in areas with limited connectivity
- Avoid bandwidth usage during exam sessions
- Maintain consistent performance regardless of internet speed
The only time you'll need an internet connection is for the initial download and installation, or when updating to new versions with additional features and exam scenarios.
How similar is the simulator to the real exams?
Our simulator is meticulously designed to replicate the actual certification exam experience as closely as possible:
- Interface: Same terminal environment and tools (kubectl, vim, etc.) as the official exams
- Content: Scenarios based directly on the latest certification curriculum and exam domains
- Timing: Time constraints matching the official exam durations with countdown timer
- Difficulty: Challenges calibrated to match or slightly exceed real exam difficulty for better preparation
Users consistently report feeling well-prepared and confident after practicing with our simulator, with many saying the actual exam felt familiar thanks to our realistic environment.
How can I get help if I'm stuck?
Documentation
Comprehensive guides and FAQs in our knowledge base cover common issues and configuration steps.
Community Support
Join our Community where users and developers help each other solve problems.
Email Support
For technical issues, email us at support@sailor.sh with details about your setup.
GitHub Issues
Report bugs or request features on our GitHub repository for community tracking.