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- Can you tell something about docker container? In simplest terms, docker containers consist of applications and all their dependencies. They share the kernel and system resources with other containers and run as isolated systems in the host operating system.
- What are docker images? They are executable packages(bundled with application code & dependencies, software packages, etc.) for the purpose of creating containers.
- What is a DockerFile? It is a text file that has all commands which need to be run for building a given image.
- Can you tell what is the functionality of a hypervisor? A hypervisor is a software that makes virtualization happen because of which is sometimes referred to as the Virtual Machine Monitor.
- What is Docker ? Docker is a containerization platform that allows to package an application with all its dependencies into one single entity as single container which can be easily deployed and run on any machine that supports docker.
- What are the Features of Docker? Docker features containerization for providing consistent deployment , using resources efficient shared kernel utilization, and provides seamless portability across environments.
- What are the Pros and Cons of Docker? Pros of Docker. Portability: It enables consistent deployment across various environments. Resource Efficiency: Optimizing of resource usage with a shared kernel will be done effectively.
- Name and Explain the Components of Docker. Docker consists of the following as a docker components : Docker Engine: Docker engine is the runtime that executes containers.
- Basic Docker Interview Questions For Beginners
- Exclusive Intermediate Interview Questions on Docker
- Advanced Docker Interview Questions For Experienced Professionals
- Want to Learn More About Docker?
- Do You Want to Take Your Docker Skills to The Next level?
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1. What is Docker?
Dockeris an open-source containerization platform. It is used to automate the deployment of any application, using lightweight, portable containers.
2. What are Docker’s most notable features?
Docker’s most essential features include: 1. Application agility 2. Developer productivity 3. Easy modeling 4. Operational efficiencies 5. Placement and affinity 6. Version control
3. Why should anyone use Docker? What does it offer?
Docker gives users many incentives for adoption, such as: 1. An efficient and easy initial set up experience 2. The means to describe an application lifecycle in detail 3. Simple configuration and smooth interaction with Docker Compose 4. Complete and well-detailed documentation 5. Ability to run on a PC or enterprise IT system with equal ease
10. Name the essential Docker commands and what they do.
The most critical Docker commandsare: 1. Build.Builds a Docker image file 2. Commit.Creates a new image from container changes 3. Create.Creates a new container 4. Dockerd.Launches Docker daemon 5. Kill.Kills a container
11. What are Docker object labels?
Labels are the mechanism for applying metadata to Docker objects such as containers, images, local daemons, networks, volumes, and nodes.
12. How do you find stored Docker volumes?
Use the command: /var/lib/docker/volumes
19. List some of the more advanced Docker commands and what they do.
Some advanced commands include: 1. Docker info.Displays system-wide information regarding the Docker installation 2. Docker pull.Downloads an image 3. Docker stats.Provides you with container information 4. Docker images.Lists downloaded images
20. Can you lose data stored in a container?
Any data stored in a container remains there unless you delete the container.
21. What platforms can you run Docker on?
The Linux platforms are: 1. ArchLinux 2. CentOS 6+ 3. CRUX 3.0+ 4. Fedora 19/20+ 5. Gentoo 6. openSUSE 12.3+ 7. RHEL 6.5+ 8. Ubuntu 12.04, 13.04 et al Docker can also run on the following cloud-based platforms: 1. Amazon EC2 2. Amazon ECS 3. Google Compute Engine 4. Microsoft Azure 5. Rackspace
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If you’ve already started working with Docker in a DevOps capacity, you should consider boosting those skills to a higher level. By upskilling and gaining in-depth certification, you increase your marketability, earning potential, and demand in today’s competitive workplace. That’s why the Docker Certification Training courseis an absolute must for...
Prepare for your Docker job interview with this collection of questions and answers for beginners, intermediate, and experienced professionals. Learn about Docker features, components, commands, scaling, and more.
Prepare for your Docker interview with this comprehensive list of 50 questions and answers. Learn the basics, commands, architecture, and advanced topics of Docker containerization platform.
2 days ago · From basic concepts to more complex ones like container orchestration and security, these top 100 Docker interview questions will come in very useful. Whether you're a Docker developer seeking an interview or a recruiter looking for Docker experts, refer to these questions and answers to stay prepared.
- This is a straightforward question that requires you to give a duration for which you have worked remotely. For example, if you have been working r...
- The interviewer wants to assess the ease with which you can keep in touch and seamlessly work with a remote team. Outline your experience working w...
- The interviewer wants to assess whether you can complete tasks on time without being monitored. Outline your turn-around time for different tasks.
- This question is an extension of the previous question. The interviewer wants to ensure that you are well-organized and can deliver tasks on time....
- The interviewer may want to know what resources you may need to perform your work efficiently. These may include access to specific software. Be su...
- This is an extension of the previous question. Think of a scenario where the lack of a particular resource was a challenge. Maybe you found a free...
- The interviewer wants to know that you are serious about your work and that you won’t be constantly disturbed. Unlike an office, a house may have s...
- The remote developer jobs interview questions are designed to assess the body of work that you have successfully completed in the remote environmen...
- Through the remote programmer jobs interview questions, the interviewer wants to know whether there are sustainable and strong reasons for you to c...
- Outline skills like task-focus, time-management, careful planning, and the ability to shut out distractions. Additionally, you can also talk about...
Jan 4, 2023 · Learn Docker basics and advanced concepts with these 50 interview questions and answers. Find out how to use Docker commands, images, containers, networks, swarm, and more.
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Prepare for your Docker interview with this list of 40 common questions and answers. Learn about Docker containers, images, Swarm, Compose, and more.
