The list includes 50 important Docker Interview Questions and Answers for candidates with 1 to 2 years of experience.
The Part B is here which includes 38 Docker Interview Questions and Answers: [ Ссылка ]
Here are the top 50 Docker Interview Questions with their Answers in the following timestamps:
00:00 Start
00:17 Question No.1 - What is Docker?
01:33 Question No.2 - What is Containerization?
03:19 Question No.3 - What is the difference between containerization and virtualization?
05:06 Question No.4 - What is the Docker Engine?
07:10 Question No.5 - What are the 3 primary components of Docker?
08:35 Question No.6 - What is a Docker Image?
09:22 Question No.7 - What is the command to pull a Docker image?
09:50 Question No.8 - Where Docker stores all of its data on the Host machine?
10:30 Question No.9 - Can we use a single Docker image to run multiple containers?
11:00 Question No.10 - What are the docker image layers?
11:41 Question No.11 - What is the difference between docker image and a container?
12:50 Question No.12 - Can we delete an image if there is a running container of that image?
13:10 Question No.13 - Got Permission denied while connecting to the docker daemon socket
14:32 Question No.14 - What is the difference between a container layer and an image layer?
15:44 Question No.15 - If we remove a container, what happens to its data?
16:11 Question No.16 - What are the options of persistent data storage in Docker?
16:33 Question No.17 - What is difference between volumes and bind mounts?
17:48 Question No.18 - Why volumes are preferred over bind mounts?
18:29 Question No.19 - What is the default volume driver?
18:40 Question No.20 - Which command is used to create a docker volume?
19:16 Question No.21 - How would you mount the volume to a container?
20:12 Question No.22 - Can we remove a mounted volume from a container?
20:53 Question No.23 - Can we mount a single directory to multiple containers?
21:15 Question No.24 - What is a Dockerfile?
21:58 Question No.25 - Share a couple of Dockerfile instructions and what they are used for?
22:55 Question No.26 - Can we have multiple FROM instructions in a Dockerfile?
23:26 Question No.27 - What is the difference between COPY and ADD instructions?
24:56 Question No.28 - What are the best practices to reduce the docker image size?
26:25 Question No.29 - Which is better, multiple RUN or single chained RUN instructions?
27:34 Question No.30 - What is the difference between CMD and ENTRYPOINT?
29:00 Question No.31 - What are the docker object lables?
29:23 Question No.32 - How to remove all docker images with a single command?
30:05 Question No.33 - How to remove all containers with a single command?
30:24 Question No.34 - What is the command to remove everything in Docker?
31:10 Question No.35 - How can you update a container without loosing data?
32:39 Question No.36 - How can we secure docker containers?
33:43 Question No.37 - How can you configure automatic container restarts in Docker?
34:22 Question No.38 - What is a docker registry?
35:04 Question No.39 - What are the steps to push a docker image to a private registry?
36:35 Question No.40 - Where are the docker credentials stored in Linux?
37:11 Question No.41 - How can we monitor our Docker infrastructure in production?
37:55 Question No.42 - What is the difference between Docker and Kubernetes?
38:46 Question No.43 - Why should we use a .dockerignore file?
39:32 Question No.44 - We run a simple "docker run ubuntu" command, what happens behind?
40:57 Question No.45 - What is the command to check all the containers in either state?
42:04 Question No.46 - Can we run containers in the cloud, if yes, how?
43:00 Question No.47 - How can we check each and every detail about our container?
44:13 Question No.48 - What is the use of docker save and docker load commands?
45:36 Question No.49 - What do you know about distroless images in docker?
46:38 Question No.50 - Why multi-stage Dockerfile is required?
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5+ Hours of Linux - [ Ссылка ]
What is Docker - [ Ссылка ]
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DevOps tools for Beginners - [ Ссылка ]
50 Docker Commands for DevOps Engineers - [ Ссылка ]
DevOps Interview Questions - [ Ссылка ]
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