CKAD 考试准备
Certified Kubernetes Application Developer
- Kubernetes 应用程序开发者认证
- 考试模式：线上
- 考试时间：2 小时
- 认证有效期：3 年
- 软件版本：Kubernetes v1.21
- 重考政策：可接受重考
- 经验水平：中级
- 考生需于购买考试后，12 个月内进行考试
- 通过认证考试的考生将获得 PDF 认证证书
- 问题预览
考试内容
- Core Concepts: 13%
- Configuration: 18%
- Multi-Container Pods: 10%
- Observability: 18%
- Pod Design: 20%
- Services & Networking: 13%
- State Persistence: 8%
详细内容
- 核心概念: 13％
- 了解 Kubernetes API 原语
- 创建和配置基本窗格
- 配置: 18％
- 了解 ConfigMaps
- 了解 SecurityContexts
- 定义应用程序的资源需求
- 创造和消费秘密
- 了解 ServiceAccounts
- Multi-Container Pods: 10％
- 了解 Multi-Container Pod 设计模式（例如，大使，适配器，边车）
- 可观察性: 18％
- 了解 LivenessProbes 和 ReadinessProbes
- 了解容器日志记录
- 了解如何监控 Kubernetes 中的应用程序
- 了解 Kubernetes 中的调试
- Pod 设计: 20％
- 了解如何使用标签，选择器和注释
- 了解部署以及如何执行滚动更新
- 了解部署以及如何执行回滚
- 了解 Jobs 和 CronJobs
- 服务与网络: 13％
- 了解服务
- 展示对 NetworkPolicies 的基本了解
- 持续状态: 8％
CKAD 2021
2021-09-28 之后 (Quarterly exam updates are planned to match Kubernetes releases.)
- Application Design and Build – 20%
- Define, build and modify container images
- Understand Jobs and CronJobs
- Understand multi-container Pod design patterns (e.g. sidecar, init and others)
- Utilize persistent and ephemeral volumes
- Application Environment, Configuration and Security – 25%
- Discover and use resources that extend Kubernetes (CRD)
- Understand authentication, authorization and admission control
- Understanding and defining resource requirements, limits and quotas
- Understand ConfigMaps
- Create & consume Secrets
- Understand ServiceAccounts
- Understand SecurityContexts
- Application Deployment – 20%
- Use Kubernetes primitives to implement common deployment strategies (e.g. blue/green or canary)
- Understand Deployments and how to perform rolling updates
- Use the Helm package manager to deploy existing packages
- Services and Networking – 20%
- Demonstrate basic understanding of NetworkPolicies
- Provide and troubleshoot access to applications via services
- Use Ingress rules to expose applications
- Application Observability and Maintenance – 15%
- Understand API deprecations
- Implement probes and health checks
- Use provided tools to monitor Kubernetes applications
- Utilize container logs
- Debugging in Kubernetes
教程
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