In this module, you covered:

API Access:
Introduction to accessing the Kubernetes API, a fundamental aspect of interacting with the cluster.

RESTful:
Understanding the RESTful nature of the Kubernetes API, emphasizing its adherence to REST principles.

Checking Access:
Techniques for checking and verifying access to the Kubernetes API, ensuring secure and authenticated interactions.

Using Annotations:
Exploring the use of annotations, metadata that provides additional information about Kubernetes objects.

Access from Outside the Cluster:
Considerations and methods for accessing the Kubernetes cluster from outside, extending connectivity beyond the cluster boundaries.

Introduction to ~/.kube/config:
Overview of the ~/.kube/config file, a crucial configuration file that stores cluster access information for kubectl.

Namespaces:
Understanding namespaces, a Kubernetes feature that enables multiple virtual clusters within the same physical cluster.

API Resources with kubectl:
Utilizing kubectl to interact with various API resources, providing a practical understanding of resource management.

Lab 4.1 Access Kube API with TLS:
Hands-on lab guiding you through accessing the Kubernetes API with Transport Layer Security (TLS) for enhanced security.

Lab 4.2 Simple Pod:
Practical exercises involving the creation and management of a simple Pod, reinforcing basic Kubernetes concepts.

Lab 4.3 Working with Namespaces:
Hands-on lab exploring the creation and manipulation of namespaces, demonstrating their role in cluster organization.

Quiz 4.1:
Evaluation quiz covering key concepts learned in the module, reinforcing understanding through assessment.