Docker Skills and Learning Guide

The Basics of Docker

Learn this skill in these courses:

• Self-Paced eLearning: Docker Programming eLearning Bundle course.

Docker is a powerful containerization platform used to create, deploy, and manage applications with ease. It works by packaging an application in a lightweight container that can then be moved between different operating systems, allowing organizations to build and run flexible applications in any environment. Docker also provides the ability to easily scale up or down services for increased flexibility and scalability.

Docker can deploy applications quickly as it supports rapid deployment and rollback of services. This makes it possible to rapidly build, test, and deploy applications without any downtime. By taking advantage of the features provided by Docker, organizations can boost their operational efficiency while reducing costs. Docker is a great way to help organizations achieve their desired outcomes with minimal effort.

Docker Image Creation

Learn this skill in these courses:

• Self-Paced eLearning: Docker Programming eLearning Bundle course.

Docker Image Creation is a process for creating an executable package that includes everything needed to run an application or service. An image contains all the necessary code, libraries, configuration files, and other resources required for running the container. The images are stored in a repository such as DockerHub, where they can be accessed and used by developers. They can also be shared across different teams and projects.

Docker Image Creation is a cost-effective way to manage the deployment of applications, as it eliminates the need for manual configuration and eliminates inconsistencies in application versions. Images can also be updated quickly with just one command, making them easy to manage and maintain over time. Creating images helps developers ensure consistency between environments and speeds up development, testing, and deployment. Docker Image Creation also provides an easy way to package applications into self-contained deployable units that can be run anywhere with the same configuration and dependencies.

By using containers, developers can quickly create new versions of an application without having to make any changes to the underlying infrastructure. This allows teams to iterate quickly while ensuring that applications are always running in a secure, consistent, and reliable manner. Docker Image Creation is an essential part of the modern software development workflow, providing teams with powerful tools for managing their applications and ensuring consistency across different environments. By leveraging the power of containers, developers can create images that are easy to manage and maintain.

Docker Networking

Learn this skill in these courses:

• Self-Paced eLearning: Docker Programming eLearning Bundle course.

Docker Networking is a powerful tool that enables the communication of applications and services across multiple networks. It helps to securely connect distributed applications to virtual networks, allowing for secure traffic between them. By leveraging Docker's networking solutions, it is possible to create complex architectures with high availability and scalability without having to manually manage network configurations or write custom code. Docker Networking also provides a robust set of APIs and command-line tools to configure, monitor, and manage networks. This makes it an ideal platform for development teams looking for secure networking options for their applications. With Docker Networking, organizations can quickly spin up new networks with specific configurations and have them scale automatically as their application grows or changes. This makes it the perfect solution for organizations looking to improve their infrastructure and development processes.

Docker Orchestration

Learn this skill in these courses:

• Self-Paced eLearning: Docker Programming eLearning Bundle course.

Docker orchestration is a method of automating the deployment and management of containerized applications. It enables organizations to scale, coordinate and manage their Docker containers as a single unit. This can help reduce the complexity associated with deploying and maintaining distributed systems that are powered by multiple containers. Orchestration also helps ensure each component in an application is running reliably and can provide additional features such as service discovery, health checks, resource scheduling, and more. By using orchestration tools such as Kubernetes or Docker Swarm, teams can reduce the time required to deploy applications while maintaining the agility of a container-based infrastructure. This makes it easier to respond quickly to changing requirements without sacrificing reliability or security.

Docker EE

Learn this skill in these courses:

• Self-Paced eLearning: Docker Programming eLearning Bundle course.

Docker Enterprise Edition (EE) is an enterprise-grade platform for building, managing, and securing applications. It enables organizations to build, ship, and run distributed applications anywhere—from the data center to the cloud or on-premise. Docker EE has been designed with production readiness in mind and includes enterprise features such as role-based access control (RBAC), image signing, and advanced analytics. It also provides a secure, integrated platform for developers to quickly build, test and deploy high-performance applications. Docker EE is backed by the expertise of Docker’s support team and its partner ecosystem, so you can be sure that your application deployment is secure and reliable.

Docker Security

Learn this skill in these courses:

• Self-Paced eLearning: Docker Programming eLearning Bundle course.

Docker Security is the process of protecting Docker containers and their associated applications, data, and networks from unauthorized access. It involves a combination of strategies such as shielding the container’s environment, monitoring network traffic within and outside of the container, and creating secure images. By following best practices for security when developing with Docker, cloud users can help protect their applications and data from malicious attacks. Depending on the level of security desired, users can choose from a variety of solutions available for Docker Security such as using secure images, creating multi-level authentication processes, and applying network security tools. Each solution helps to ensure that user data is protected, applications remain safe and secure, and unauthorized access is denied. With the right security measures in place, users can rest assured that their Docker containers are properly secured and protected from any malicious threats.

Docker Storage and Volume

Learn this skill in these courses:

• Self-Paced eLearning: Docker Programming eLearning Bundle course.

Docker storage and volumes are used to store data generated by running Docker containers. It is important to understand how they work, as they provide an essential layer of abstraction between the application code running inside a container and the underlying physical or cloud-based infrastructure.

These are two different yet related concepts that must be understood in order to successfully deploy and manage Docker containers.

Storage is the physical or virtual space where data generated by applications in a container is stored. This could be a local disk drive, network-attached storage (NAS), or cloud-based storage, such as an Amazon S3 bucket or Google Cloud Storage bucket.

Volumes are the mechanism in Docker for connecting this underlying storage to containers. Each container can have one or more volumes mounted to it, and each volume can be backed by a different type of storage. This allows developers to easily move an application between environments without worrying about the details of managing different types of storage.

When configuring persistent storage for a Docker container, it is important to consider the data requirements of the application and choose an appropriate storage solution. This could be a local or cloud-based block storage device or a file system such as network-attached storage (NAS) that can be shared across multiple containers.

Docker storage and volumes provide an essential layer of abstraction between the application code running inside a container and the underlying infrastructure. Doing so allows developers to move their applications between environments quickly while ensuring data security and reliability.

Docker Dev Ops

Learn this skill in these courses:

• Self-Paced eLearning: Docker Programming eLearning Bundle course.

Docker DevOps is a technology-driven approach to software development and delivery that emphasizes collaboration between developers, IT operations teams, and other stakeholders. It leverages the power of open source tools such as Docker containers and Kubernetes orchestration to speed up software deployment cycles, enables continuous integration and continuous delivery (CI/CD), and improves the overall efficiency of the software development life cycle (SDLC).

By making it easier for teams to collaborate and automate processes, Docker DevOps enables organizations to quickly deploy applications without sacrificing quality or reliability. This helps them stay competitive in rapidly changing markets and realize their customer’s digital transformation goals. Ultimately, Docker DevOps enables organizations to ship better software, faster.