Docker Essentials Course

Docker Essentials Course Outline

Duration: 24–30 Hours
Level: Beginner to Intermediate
Delivery Mode: Online / Offline
Target Audience: Developers, DevOps Engineers, System Admins, Cloud Engineers

Module 1: Introduction to Containerization

• What is Containerization?
• Benefits of Using Containers
• Virtual Machines vs Containers
• The Role of Docker in DevOps
• Real-World Use Cases of Docker

Module 2: Getting Started with Docker

• Installing Docker on Windows, macOS, and Linux
• Docker Architecture Overview
• Docker Engine and CLI Basics
• Docker Desktop and Docker Hub

Module 3: Working with Docker Images and Containers

• Pulling and Running Containers
• Creating and Managing Docker Images
• Dockerfile Basics and Custom Image Creation
• Tagging, Pushing, and Pulling Images
• Container Lifecycle: Start, Stop, Restart, Remove

Module 4: Docker Volumes and Networks

• Managing Persistent Data with Volumes
• Mounting Host Directories
• Networking Basics in Docker
• Bridge, Host, and Overlay Networks
• Container Communication and Linking

Module 5: Docker Compose

• Introduction to Docker Compose
• Defining Services in docker-compose.yml
• Multi-Container Applications
• Managing and Scaling Services
• Environment Variables and Configuration

Module 6: Docker Registry and Image Management

• Docker Hub and Private Registries
• Creating and Using a Local Registry
• Image Tagging, Versioning, and Cleanup
• Docker Content Trust and Image Security

Module 7: Docker Security Essentials

• Best Practices for Secure Docker Use
• User Permissions and Capabilities
• Managing Secrets and Environment Variables
• Scanning Images for Vulnerabilities

Module 8: Monitoring and Logging

• Logging with Docker
• Monitoring Containers with Docker Stats
• Integration with Third-Party Tools: ELK, Prometheus, Grafana
• Health Checks and Status Management

Module 9: Introduction to Orchestration (Optional)

• What is Container Orchestration?
• Brief Overview of Kubernetes and Docker Swarm
• When to Use Docker Alone vs with Orchestration Tools

Module 10: Hands-On Project and Case Studies

• Build and Run a Multi-Tier App
• Use Docker Compose for Local Dev
• Push Images to Docker Hub
• Implement Logging and Monitoring