Certification > Cloud & Containers > Certified Kubernetes Application Developer (CKAD)

CERTIFICATION

The Certified Kubernetes Application Developer (CKAD) exam certifies that users can design, build, configure, and expose cloud native applications for Kubernetes.

Who Is It For

This certification is for Kubernetes engineers, cloud engineers and other IT professionals responsible for building, deploying, and configuring cloud native applications with Kubernetes.

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About This Certification

CKAD has been developed by The Linux Foundation and the Cloud Native Computing Foundation (CNCF), to help expand the Kubernetes ecosystem through standardized training and certification. This exam is an online, proctored, performance-based test that consists of a set of performance-based tasks (problems) to be solved in a command line.

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What It Demonstrates

The K8 Application Developer can design build, configure and expose cloud native applications for Kubernetes. A CKAD can define application resources and use core primitives to build, monitor, and troubleshoot scalable applications & tools in Kubernetes.
The exam assumes knowledge of, but does not test for, container runtimes and microservice architecture.
The successful candidate will be comfortable using:
- An OCI-Compliant Container Runtime, such as Docker or rkt.
- Cloud Native application concepts and architectures.
- A Programming language, such as Python, Node.js, Go, or Java.

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Domains & Competencies

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Core Concepts13%

Understand Kubernetes API primitives
Create and Configure Basic Pods

Configuration18 %

Understand ConfigMaps
Understand SecurityContexts
Define an application’s resource requirements
Create & consume Secrets
Understand ServiceAccounts

Multi-Container Pods10%

Understand Multi-Container Pod design patterns (e .g. ambassador, adapter, sidecar)

Observability18%

Understand LivenessProbes and ReadinessProbes
Understand container logging
Understand how to monitor applications in Kubernetes
Understand debugging in Kubernetes

Pod Design20%

Understand how to use Labels, Selectors, and Annotations
Understand Deployments and how to perform rolling updates
Understand Deployments and how to perform rollbacks
Understand Jobs and CronJobs

Services & Networking13%

Understand Services
Demonstrate basic understanding of NetworkPolicies

State Persistence8%

Understand Persistent Volume Claims for storage

The CKAD Certification focuses on the skills required to be a successful Kubernetes Application Developer in industry today. The exam assumes knowledge of, but does not test for, container runtimes and a microservice architecture. The successful candidate will be comfortable using:

An OCI-Compliant Container Runtime, such as Docker or rkt.
Cloud native application concepts and architectures.
A programming language, such as Python, Node.js, Go, or Java.

Exam Details & Resources

This exam is an online, proctored, performance-based test that consists of a set of performance-based tasks (problems) to be solved in a command line. Candidates have 2 hours to complete the tasks.

The exam is based on Kubernetes v1.20
The CKAD exam environment will be aligned with the most recent K8s minor version within approximately 4 to 8 weeks of the K8s release date

Prerequisites

There are no pre-requisites for this exam.

Learning Path

Certified Kubernetes Application Developer

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