Learn how to deploy a complete application using multiple Kubernetes components in this hands-on tutorial. Explore the practical implementation of pods, deployments, services, ConfigMaps, and secrets as you set up a MongoDB database with a Mongo Express frontend. Follow along step-by-step to create each component, understanding their interconnections and purpose within the application architecture. Gain valuable insights into Kubernetes deployment practices, internal and external service configuration, and managing sensitive information with secrets. By the end of this comprehensive guide, you'll have a solid grasp of how various Kubernetes elements work together to create a fully functional application deployment.