Domina Docker Swarm
Escenarios Prácticos de Docker Swarm
Aprende practicando con escenarios para la certificación DCA
48 escenarios
27 horas de contenido
Introduction to Docker: Fundamental Concepts
Start your Docker journey with this comprehensive introduction. Learn what Docker is, why it's revolutionary, and understand the core concepts of images and containers. No terminal needed - pure theory!
15min
Beginner
dockerbeginnertheory+3
Hello Docker: Your First Container in 5 Minutes
Take your first steps with Docker by running the hello-world container. Learn the fundamental commands to run, list, and clean up containers. Perfect for absolute beginners!
10min
Beginner
dockerbeginnerfundamentals+3
Images vs Containers: Understanding the Difference
Master the most important concept in Docker! Learn the critical difference between images and containers through clear analogies (recipe vs dish), explore Docker Hub, and understand image layers, tags, and how containers are created from images.
10min
Beginner
dockerbeginnertheory+5
Images vs Containers: Understanding the Difference
Master the most important concept in Docker! Learn the critical difference between images and containers through clear analogies, explore Docker Hub, and practice pulling images and creating containers. The perfect follow-up to your Docker introduction!
15min
Beginner
dockerbeginnerimages+3
Dockerfile Basics: Creating Custom Images
Learn how to create custom Docker images from scratch! Understand the Dockerfile syntax, from base images to the final CMD instruction. Master the most important Docker building blocks: FROM, RUN, COPY, EXPOSE, ENV, and CMD. Learn image naming, versioning, and tagging strategies.
12min
Beginner
dockerbeginnertheory+4
Dockerfile: Create Your First Custom Image
Go from Docker consumer to Docker creator! Learn to write Dockerfiles using essential instructions (FROM, RUN, COPY, CMD), build your first custom image, and understand image tagging. The perfect foundation for containerizing any application!
20min
Beginner
dockerbeginnerdockerfile+3
Docker Hub: Finding and Using Official Images
Master Docker Hub, the world's largest library of container images! Learn how to search for images, understand official vs community images, evaluate image quality and security, and best practices for choosing the right images for your projects.
10min
Beginner
dockerbeginnertheory+4
Docker Hub: Find and Use Official Images
Learn to safely navigate Docker Hub! Master docker search and docker pull commands, evaluate image quality using the 7-point security checklist, and understand why choosing the right image matters. Avoid dangerous images and build secure containers from day one.
15min
Beginner
dockerbeginnerdocker-hub+3
Docker Volumes: Persisting Data
Learn how to keep data alive beyond container lifecycles! Understand Docker volumes, bind mounts, and tmpfs storage. Master the three ways to persist data in Docker, when to use each, and best practices for database containers, logging, and application state management.
12min
Beginner
dockerbeginnertheory+4
Docker Volumes: Persist Your Data
Never lose your database data again! Learn why containers are ephemeral by default, master Docker volumes for persistent storage, and use bind mounts for development. The essential knowledge for any real-world Docker application.
25min
Beginner
dockerbeginnervolumes+4
Docker Networks: Container Communication
Master container networking! Learn how containers communicate with each other and the outside world. Understand bridge networks, host networks, overlay networks, and DNS resolution. Build multi-container applications where frontend and backend services speak to each other seamlessly.
12min
Beginner
dockerbeginnertheory+4
Docker Networks: Connect Two Containers
Make your frontend talk to your backend in 20 minutes! Learn how Docker networks enable container-to-container communication, create custom bridge networks, and use DNS-based service discovery. The foundation for building microservices.
20min
Beginner
dockerbeginnernetworks+5
Docker Compose: Multi-Container Applications
Learn to orchestrate multiple containers as a single application! Master docker-compose.yml syntax, service definitions, networking, volumes, environment variables, and dependencies. Build complex applications like WordPress + MySQL, API + Database + Cache with a single command.
12min
Beginner
dockerbeginnertheory+4
Docker Compose: Stack Web + Database
Deploy WordPress + MySQL in one command! Learn Docker Compose to define multi-container applications in a single YAML file. Master services, depends_on, networks, and volumes. The essential tool for local development and simple deployments.
30min
Beginner
dockerbeginnercompose+6
Docker Logs & Debug: Troubleshooting Containers
Master debugging techniques to find and fix container issues! Learn how to read container logs, inspect running containers, execute commands inside containers, and understand container lifecycle events. Develop the skills to quickly diagnose and resolve common Docker problems.
12min
Beginner
dockerbeginnertheory+4
Logs and Debug: Find What's Wrong
Container crashing? 3 commands to understand why! Master docker logs, docker inspect, and docker exec to diagnose and fix container issues. Learn the systematic approach to debugging that every Docker user needs.
20min
Beginner
dockerbeginnerlogs+5
Docker Architecture: Daemon, CLI, Registry
Understand REALLY how Docker works under the hood. Learn about the client-server architecture, the Docker Daemon, CLI, and registries. Master the three core components that power every Docker installation.
15min
Beginner
dockerbeginnertheory+6
Docker vs VM: The Final Showdown
Understand why Docker is 10x faster than Virtual Machines! Dive deep into architecture differences, learn when to use each technology, and master the isolation mechanisms that make containers possible.
12min
Beginner
dockerbeginnertheory+7
Container Lifecycle: The 5 States Explained
Master the complete lifecycle of Docker containers. Learn about the 5 states (created, running, paused, stopped, removed), the commands to transition between them, exit codes for debugging, and restart policies for production deployments.
15min
Beginner
dockerbeginnertheory+4
Docker Security: Essential Fundamentals
Is Docker secure? The answer in 20 minutes! Learn the core security mechanisms that protect Docker containers: namespaces for isolation, cgroups for resource limits, Linux capabilities for privilege control, and user namespaces for UID remapping. Essential knowledge for anyone running containers in production.
20min
Beginner
dockerbeginnersecurity+5
Quiz: Essential Docker Commands
Test your knowledge of essential Docker commands in 10 minutes! This quiz covers the fundamental commands every Docker user must know: run, ps, images, rm, rmi, stop, and start.
10min
Beginner
dockerbeginnerquiz+3
Quiz: Dockerfile Basics
Test your knowledge of essential Dockerfile instructions. This quiz covers FROM, RUN, COPY, ADD, CMD, and ENTRYPOINT - the building blocks of every Docker image.
8min
Beginner
dockerdockerfilebeginner+7
Quiz: Docker Networks and Volumes
Test your knowledge of Docker storage and networking! This quiz covers volumes, bind mounts, network drivers, and container communication. Assess your understanding before moving to advanced topics.
8min
Beginner
dockerbeginnerquiz+5
Docker Fundamentals - Getting Started (DCA)
Master Docker fundamentals based on Docker Certified Associate preparation: installation, container identification, port binding, execution modes, docker exec, restart policies, and disk management
30min
Beginner
dockerdcacertification+2
Docker Fundamentals - Hands-on Practice (DCA)
Hands-on Docker exercises covering container identification, port binding, execution modes, docker exec, restart policies, and disk management based on Docker Certified Associate preparation
45min
Beginner
dockerdcacertification+3
Docker Images - Dockerfile & Build (DCA)
Master Docker image fundamentals: build workflow, Dockerfile syntax, file operations (COPY/ADD), port management (EXPOSE), and health monitoring (HEALTHCHECK). Essential foundation for Docker Certified Associate certification.
40min
Intermediate
dockerdcacertification+4
Docker Images - Dockerfile Hands-on Practice (DCA)
Master Dockerfile creation with hands-on exercises covering FROM, RUN, COPY, ADD, EXPOSE, HEALTHCHECK, and CMD instructions following Docker best practices for the DCA certification.
45min
Intermediate
dockerdcacertification+4
Docker Images - Optimization & Management (DCA)
Master Docker image optimization: ENTRYPOINT vs CMD configuration, layer system mechanics, multi-stage builds, and lifecycle management with tagging, inspection, and cleanup. Critical skills for Docker Certified Associate certification.
30min
Intermediate
dockerdcacertification+5
Docker Images - Optimization Hands-on Practice (DCA)
Master Docker image optimization with hands-on exercises covering ENTRYPOINT vs CMD, layer management, multi-stage builds, and production best practices for the DCA certification.
45min
Intermediate
dockerdcacertification+6
Docker Images - Registries & Distribution (DCA)
Master Docker registry operations: public and private registries, build cache optimization, advanced registry operations with modern security tools (cosign, Notary v2), multi-registry strategies, and production security best practices. Complete Docker Certified Associate registry knowledge.
40min
Intermediate
dockerdcacertification+6
Docker Images - Registries & Distribution Hands-on Practice (DCA)
Master Docker registry operations with hands-on exercises covering Docker Hub, private registries, image tagging, push/pull workflows, save/load transfers, export/import, and Registry API operations for the DCA certification.
50min
Intermediate
dockerdcacertification+5
Docker Networking - CNM & Network Drivers (DCA)
Master Docker networking fundamentals for DCA: Container Network Model (CNM), built-in network drivers (bridge, host, overlay, macvlan, none), port publishing, DNS configuration, and troubleshooting container connectivity.
40min
Intermediate
dockerdcacertification+5
DCA Networking - Practical Exercises
Hands-on exercises covering Docker networking: CNM, bridge networks, DNS resolution, host/none/internal networks, custom subnets, multi-network containers, aliases, and troubleshooting.
45min
Intermediate
dockerdcacertification+5
Docker Storage and Volumes (DCA)
Master Docker storage fundamentals for DCA: storage drivers (overlay2, devicemapper), image layers and Copy-on-Write, Docker volumes (named, anonymous, bind mounts), volume management, cleanup strategies, and logging drivers configuration.
35min
Intermediate
dockerdcacertification+6
Docker Orchestration - Swarm & Services (DCA)
Master Docker Swarm orchestration for DCA: cluster setup and initialization, services and tasks management, scaling strategies, node availability and maintenance, Docker Compose vs Stack deployments, overlay networks and security, high availability with quorum management, and troubleshooting common issues.
50min
Intermediate
dockerdcacertification+6
Docker Orchestration - Swarm Hands-on Practice (DCA)
Master Docker Swarm orchestration with hands-on exercises covering cluster initialization, services, scaling, placement constraints, overlay networks, stack deployments, and service templates for the DCA certification.
55min
Intermediate
dockerdcacertification+5
Docker Security Fundamentals (DCA)
Master Docker security essentials: Linux namespaces for isolation, cgroups for resource management, Swarm MTLS and secrets, Docker group permissions, Linux capabilities, and privileged mode security risks. Critical foundation for Docker Certified Associate certification.
40min
Intermediate
dockerdcacertification+6
Docker Security - Hands-on Practice (DCA)
Master Docker security with hands-on exercises covering namespaces, cgroups, secrets, capabilities, privileged mode detection, and encrypted networks for the DCA certification.
50min
Intermediate
dockerdcacertification+6
Mirantis Kubernetes Engine (MKE)
Master Mirantis Kubernetes Engine (formerly Docker EE) for Docker Certified Associate: installation with Launchpad, cluster management, RBAC access control, MSR integration, security features, and orchestrator configuration
50min
Intermediate
dockerdcacertification+5
Kubernetes Fundamentals - Pods, Clusters & Services (DCA)
Master Kubernetes fundamentals for Docker Certified Associate: Pods and containers, cluster architecture, networking basics, and Services introduction. Learn the core concepts to manage containerized applications with Kubernetes.
45min
Beginner
kubernetesdcacertification+3
Kubernetes Workloads - ReplicaSets, Deployments & Rolling Updates (DCA)
Master Kubernetes workload management for Docker Certified Associate: ReplicaSets for maintaining desired state, Deployments for declarative updates, and Rolling Updates for zero-downtime deployments. Learn how to scale, update, and manage applications in production.
45min
Beginner
kubernetesdcacertification+3
DCA Practice Exam 1
55 questions covering all DCA domains. Submit all answers at once. No feedback during exam.
90min
Intermediate
dockerdcaexam+2
DCA Practice Exam 1 - Short
5-question practice exam for quick testing. Submit all answers at once. No feedback during exam.
5min
Intermediate
dockerdcaexam+3
DCA Practice Exam 2
55 questions covering all DCA domains. Submit all answers at once. No feedback during exam.
90min
Intermediate
dockerdcaexam+2
DCA Practice Exam 2 - Short
5-question PREMIUM practice exam for quick testing. Submit all answers at once. No feedback during exam.
5min
Intermediate
dockerdcaexam+4
DCA Practice Exam 3
50 questions covering all DCA domains. Submit all answers at once. No feedback during exam.
90min
Intermediate
dockerdcaexam+2
DCA Practice Exam 4
50 questions covering all DCA domains. Submit all answers at once. No feedback during exam.
90min
Intermediate
dockerdcaexam+2
DCA Practice Exam 5
50 questions covering all DCA domains. Submit all answers at once. No feedback during exam.
90min
Intermediate
dockerdcaexam+2