├── CHEATSHEET.md
├── INTERVIEW.md
├── LICENSE
└── README.md


/CHEATSHEET.md:
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  1 | # Docker Cheatsheet for Beginners
  2 | 
  3 | This cheatsheet is a beginner-friendly guide to Docker commands, covering the most commonly used commands for running and managing containers, working with images, and networking. It also includes a section on Docker Compose, which is a tool for defining and running multi-container applications. This cheatsheet is designed to help new users get started with Docker and become familiar with the most essential commands in a concise and easy-to-follow format.
  4 | 
  5 | ## Running and managing containers
  6 | 
  7 | - `docker run <image>`: Run a container from an image
  8 | - `docker start <container_id>`: Start a stopped container
  9 | - `docker stop <container_id>`: Stop a running container
 10 | - `docker kill <container_id>`: Forcefully stop a running container
 11 | - `docker attach <container_id>`: Attach to a running container
 12 | - `docker exec -it <container_id> <command>`: Run a command in an interactive shell in a running container
 13 | - `docker rm <container_id>`: Remove a stopped container
 14 | - `docker inspect <container_id>`: Inspect a container
 15 | - `docker logs <container_id>`: View logs for a container
 16 | - `docker top <container_id>`: View processes in a container
 17 | 
 18 | ## Managing images
 19 | 
 20 | - `docker images`: List available images
 21 | - `docker rmi <image_id>`: Remove an image
 22 | - `docker history <image_id>`: View the history of an image
 23 | - `docker pull <image>`: Download an image from a registry (e.g., Docker Hub)
 24 | - `docker build -t <name> .`: Build an image from a `Dockerfile` in the current directory and give it the specified name
 25 | - `docker push <image>`: Push an image to a registry
 26 | - `docker tag <image_id> <tag>`: Tag an image
 27 | 
 28 | ## Managing container resources
 29 | 
 30 | - `docker run --cpus=<num> <image>`: Limit the number of CPU cores available to a container
 31 | - `docker run --memory=<size> <image>`: Limit the amount of memory available to a container
 32 | 
 33 | ## Managing container metadata
 34 | 
 35 | - `docker run --name=<name> <image>`: Assign a name to a container
 36 | - `docker run -e <key>=<value> <image>`: Set an environment variable in a container
 37 | 
 38 | ## Managing container users
 39 | 
 40 | - `docker run --user=<user> <image>`: Run a container as a specific user
 41 | - `docker run --user=<uid>:<gid> <image>`: Run a container as a specific user and group
 42 | 
 43 | ## Managing container volumes
 44 | 
 45 | - `docker run -v <host_path>:<container_path> <image>`: Bind mount a host path to a container path
 46 | - `docker run -v <host_path>:<container_path>:ro <image>`: Bind mount a host path to a container path in read-only mode
 47 | - `docker run -v <container_path> <image>`: Create a data volume in a container
 48 | - `docker run --mount type=volume,src=<volume_name>,dst=<container_path> <image>`: Use a named volume in a container
 49 | 
 50 | ## Managing container networks
 51 | 
 52 | - `docker run --network <network> <image>`: Connect a container to a network
 53 | - `docker run --network <network> --ip <ip_address> <image>`: Connect a container to a network and specify its IP address
 54 | - `docker network create <network>`: Create a new network
 55 | - `docker network rm <network>`: Remove a network
 56 | 
 57 | ## Managing container ports
 58 | 
 59 | - `docker run -p <host_port>:<container_port> <image>`: Publish a container port to the host
 60 | - `docker port <container_id>`: View the port mappings for a container
 61 | 
 62 | ## Managing container security
 63 | 
 64 | - `docker run --security-opt=<option> <image>`: Set a security option for a container
 65 | 
 66 | ## Managing container health
 67 | 
 68 | - `docker run --health-cmd=<command> <image>`: Set a command to be used to check the health of a container
 69 | 
 70 | ## Managing container capabilities
 71 | 
 72 | - `docker run --cap-add=<capability> <image>`: Add a capability to a container
 73 | - `docker run --cap-drop=<capability> <image>`: Drop a capability from a container
 74 | 
 75 | ## Managing container isolation
 76 | 
 77 | - `docker run --isolation=<isolation> <image>`: Set the isolation level for a container
 78 | 
 79 | ## Managing container storage
 80 | 
 81 | - `docker run --storage-opt=<option> <image>`: Set a storage option for a container
 82 | 
 83 | ## Managing container labels
 84 | 
 85 | - `docker run --label <key>=<value> <image>`: Add a label to a container
 86 | 
 87 | ## Managing container UTS namespace
 88 | 
 89 | - `docker run --uts=<uts> <image>`: Set the UTS namespace mode for a container
 90 | 
 91 | ## Managing a Swarm
 92 | 
 93 | - `docker swarm init`: Initialize a Swarm
 94 | - `docker swarm join`: Join a Swarm as a worker
 95 | - `docker swarm join-token worker`: View the command to join a Swarm as a worker
 96 | - `docker swarm leave`: Leave a Swarm
 97 | 
 98 | ## Managing Swarm services
 99 | 
100 | - `docker service create <image>`: Create a new service
101 | - `docker service inspect <service_id>`: Inspect a service
102 | - `docker service logs <service_id>`: View logs for a service
103 | - `docker service ls`: List all services
104 | - `docker service tasks <service_id>`: List tasks of a service
105 | - `docker service rm <service_id>`: Remove a service
106 | - `docker service rollback <service_id>`: Roll back a service
107 | - `docker service scale <service_id>=<replicas>`: Scale a service
108 | - `docker service update <service_id> <options>`: Update the configuration of a service
109 | 
110 | ## Managing Swarm nodes
111 | 
112 | - `docker node demote <node_id>`: Demote a manager node
113 | - `docker node inspect <node_id>`: Inspect a node
114 | - `docker node ls`: List all nodes
115 | - `docker node promote <node_id>`: Promote a worker node
116 | - `docker node update <node_id> <options>`: Update the configuration of a node
117 | 
118 | ## Managing Compose projects
119 | 
120 | - `docker-compose up`: Start and recreate containers
121 | - `docker-compose up -d`: Start containers in detached mode
122 | - `docker-compose up --no-recreate`: Start containers without recreating them
123 | - `docker-compose up --force-recreate`: Recreate containers before starting them
124 | - `docker-compose down`: Stop and remove containers
125 | - `docker-compose stop`: Stop containers
126 | - `docker-compose start`: Start stopped containers
127 | - `docker-compose restart`: Restart running containers
128 | - `docker-compose build`: Build images before starting containers
129 | - `docker-compose pull`: Pull images before starting containers
130 | 
131 | ## Managing Compose services
132 | 
133 | - `docker-compose run <service> <command>`: Run a command in a new container
134 | - `docker-compose exec <service> <command>`: Run a command in an existing container
135 | - `docker-compose up --no-deps <service>`: Start a service without starting linked services
136 | 
137 | ## Managing Compose configuration
138 | 
139 | - `docker-compose config`: Validate and view the Compose file
140 | - `docker-compose config > <file>`: Generate a Compose file in the specified format
141 | 
142 | ## Managing Compose environments
143 | 
144 | - `docker-compose -f <file> <command>`: Use the specified Compose file for the command
145 | - `docker-compose --env-file <file> <command>`: Load environment variables from the specified file for the command
146 | - `docker-compose --project-name <name> <command>`: Set the project name for the command
147 | 


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/INTERVIEW.md:
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 1 | # Docker Interview Questions: From Basic to Advanced
 2 | 
 3 | This list of Docker interview questions covers a wide range of topics, from basic concepts to advanced features and best practices. It is organized into three categories: basic, intermediate, and advanced, to help you focus your preparation on the right level of difficulty. Whether you are just starting out with Docker or have extensive experience with containerization, this list has something for everyone. Use it to brush up on your knowledge, test your skills, and prepare for your next Docker interview.
 4 | 
 5 | ## Basic
 6 | 
 7 | - What is Docker and what is it used for?
 8 | - How does Docker differ from a virtual machine?
 9 | - Can you explain the architecture of Docker?
10 | - What is a Docker image and how is it different from a Docker container?
11 | - How do you create a Docker container?
12 | - Can you explain the difference between a Docker image and a Docker container?
13 | 
14 | ## Intermediate
15 | 
16 | - How do you manage Docker containers?
17 | - Can you explain the difference between the Docker CLI and the Docker Engine?
18 | - How do you create a Dockerfile and what is it used for?
19 | - Can you explain the difference between a "Dockerized" application and a "non-Dockerized" application?
20 | - How do you share a Docker image?
21 | - Can you explain how networking works in Docker?
22 | 
23 | ## Advanced
24 | 
25 | - Can you explain how volumes work in Docker?
26 | - How do you troubleshoot issues with Docker containers?
27 | - Can you explain how Docker Swarm works and how it differs from Kubernetes?
28 | - How do you secure a Docker container?
29 | - Can you explain how you would deploy a multi-container application using Docker Compose?
30 | - How do you optimize the performance of Docker containers?
31 | 
32 | ## Additional
33 | 
34 | - Can you explain how to set environment variables in a Docker container?
35 | - How do you persist data in Docker containers?
36 | - Can you explain how to use Docker for CI/CD (Continuous Integration/Continuous Deployment)?
37 | - How do you handle log management in Docker?
38 | - Can you explain how to use Docker for testing, both at the unit and integration level?
39 | - How do you use Docker for local development?
40 | - Can you explain the difference between the Docker Hub and the Docker Store?
41 | - How do you use Docker in a production environment?
42 | - Can you explain the difference between Docker Compose and Docker Stack?
43 | - How do you use Docker in a cloud environment, such as AWS or GCP?
44 | - Can you explain the difference between Docker CE (Community Edition) and Docker EE (Enterprise Edition)?
45 | - How do you use Docker in a microservices architecture?
46 | - Can you explain the role of a Docker registry in the Docker ecosystem?
47 | - How do you use Docker for container orchestration?
48 | - Can you explain the difference between Docker Compose and Docker Machine?
49 | - How do you use Docker to build and deploy serverless applications?
50 | - Can you explain how to use Docker to build and manage a multi-node cluster?
51 | - How do you use Docker for continuous delivery and deployment?
52 | - Can you explain how to use Docker for automated testing and deployment?
53 | - How do you use Docker to build and deploy containerized applications on a Kubernetes cluster?
54 | 


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/LICENSE:
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 1 | MIT License
 2 | 
 3 | Copyright (c) 2023 Sugeng Agung Suganda
 4 | 
 5 | Permission is hereby granted, free of charge, to any person obtaining a copy
 6 | of this software and associated documentation files (the "Software"), to deal
 7 | in the Software without restriction, including without limitation the rights
 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 9 | copies of the Software, and to permit persons to whom the Software is
10 | furnished to do so, subject to the following conditions:
11 | 
12 | The above copyright notice and this permission notice shall be included in all
13 | copies or substantial portions of the Software.
14 | 
15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 | SOFTWARE.
22 | 


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/README.md:
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 1 | # Docker Resources: Cheatsheet and Interview Questions
 2 | 
 3 | This repository contains a Docker cheatsheet and a list of Docker interview questions to help developers learn and review Docker concepts.
 4 | 
 5 | ## Welcome to the Docker Resources repository!
 6 | 
 7 | Here, you'll find a Docker cheatsheet and a list of Docker interview questions to help you learn and review Docker concepts.
 8 | 
 9 | The [Docker cheatsheet](CHEATSHEET.md) is a quick reference for the most commonly used Docker commands. It covers a range of topics, including Docker basics, image management, container management, networking, and more. The commands are organized by category and include explanations and examples to help you understand how to use them.
10 | 
11 | The list of [Docker interview questions](INTERVIEW.md) is a comprehensive guide to preparing for a technical interview on Docker. It covers a wide range of topics, from basic Docker concepts to advanced features and best practices for using Docker in a professional setting. The questions are organized by category and ordered by difficulty, making it easy to focus on the topics that are most important for your interview.
12 | 
13 | We hope these resources are helpful to you as you learn and review Docker concepts. If you have any questions or suggestions, please feel free to open an issue or pull request in this repository.
14 | 
15 | Thank you for visiting!
16 | 


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