CKA stands for Certified Kubernetes Administrator. It is a certification program offered by the Cloud Native Computing Foundation (CNCF) to validate an individual’s skills and knowledge in the administration of Kubernetes clusters.

Kubernetes is a widely used container orchestration platform that helps in automating the deployment, scaling, and management of containerized applications. As more and more companies are adopting Kubernetes for their container-based infrastructure, the demand for skilled Kubernetes administrators is increasing.

The CKA certification is important as it demonstrates that an individual has the necessary skills to manage and administer Kubernetes clusters. This certification is recognized globally and is a valuable asset for IT professionals looking to advance their careers in the field of cloud-native computing.

To obtain the CKA certification, individuals must pass a performance-based exam that assesses their ability to perform common Kubernetes administration tasks such as deploying applications, configuring network policies, and debugging issues in a Kubernetes cluster. The certification is valid for three years and can be renewed by passing the exam again or by earning a higher-level certification.