How to Setup Docker Registry/Repository on Jfrog Artifactory Pro On-Prem?
The Docker client limitations: You cannot use a context path when providing the registry path (e.g localhost:8082/artifactory is not valid) Docker will only send basic HTTP authentication when working against…
Read more »
Setup Docker service to use insecure(http) registry instead of https
By default docker use https to connect to docker registry. But there can be use cases to use insecure registry. Here are the steps to use insecure registry. In ubuntuedit…
Read more »Top 10 Trending Tech Skills You Should Learn in 2021 | DevOpsSchool.com
Master in DevOps Engineering (MDE):- DevOps changes the landscape completely and we can observe it by this example: if you will see today in the job descriptions, you look at…
Read more »
What is Docker? Benefits of Using Docker?
Docker, an open-source technology containerization tools that use OS-level virtualization to deliver software in packages called containers. Docker designed to make it easier to create, deploy, and run applications by…
Read more »Is Docker certification worth it? Docker Certified Associate (DCA) – Explained
Software development is not about writing code these days. Multiple languages, frameworks, architectures, and discontinuous interfaces between tools for each lifecycle stage creates huge complexities. Docker facilitate and accelerates workflow,…
Read more »
DevOps Explained: Benefits and Top 10 DevOps Tools of 2020
Benefits and Top 10 DevOps Tools of 2020 Here i’m going to explore major benefits of top 10 DevOps tools. Better Employment Opportunities :- DevOps is more demanding in the…
Read more »DevOps Training Online – Class Recordings – January 2020
Dear Participants, Here are the consolidated URLs of DevOps training videos/class recordings/tutorials AWS Video Tutorial – January 2020 – (PDF – Notes) Docker Video Tutorial – January 2020 Part –…
Read more »
Docker Interview Questions and Answer Part – 35
What Docker technologies are available to support communication between containers? Docker connect and bridge networks Docker linking and bridge networks (Ans) Docker connect and alias networks None of these Bridge…
Read more »
Docker Interview Questions and Answer Part – 34
Which of the following open-source tools is the underlying technology for Docker Swarm? containerd SwarmKit (Ans) Kubernetes InfraKit The Docker daemon Docker UCP implements RBAC via Grants. Which of the…
Read more »
Docker Interview Questions and Answer Part – 33
Which of the following best decribes a Docker Image? A read-write template for starting one or more containers A point-in-time snapshot of a container used for backups A data volume…
Read more »
Docker Interview Questions and Answer Part – 32
Which of the following are true about Docker volumes? They must exist on a SAN or NAS They are decoupled from containers (Ans) They are higher performance than graph driver…
Read more »
Docker Interview Questions and Answer Part – 31
What is the preferred way to deploy and manage a Docker Stack? The declarative way via config files (Ans) The imperative way via commands Which of the following Docker Engine…
Read more »
Docker Interview Questions and Answer Part – 23
Which of the following are top-level keys in a stack file (Compose v3 file)? Version, deployments, networks, volumes Version and services Version, services, networks, volumes (Ans) Services, pods, networks, volumes…
Read more »
Docker Interview Questions and Answer Part – 22
Which of the following is a recommended best practice? Keep your images small (Ans) Never use the latest image in a repo Use large images containing lots of tools Only…
Read more »
Docker Interview Questions and Answer Part – 21
Which of the following is needed to deploy a Docker Stack? Compose v2 file format Kubernetes Compose v3 file format Docker Cloud (Ans) What is the name of the configuration…
Read more »
Docker Interview Questions and Answer Part – 20
What type of software deals with running (placement) applications on a given node in the cluster? Placer VM runtime Container runtime Provisioner Scheduler (Ans) What is the net effect of…
Read more »
Docker Interview Questions and Answer Part – 19
What can you use to run multiple containers from a single YAML file? Dockerfile docker run docker-compose (Ans) docker run containers.yml Which of the following is not a benefit of…
Read more »
Docker Interview Questions and Answer Part – 18
If you want to perform maintenance on a node, to what availability should you change it? Ready Down Drain (Ans) Pause Active Assuming you have a stack called APIS, what…
Read more »
Docker Interview Questions and Answer Part – 16
Which of the following will upload a new stack to your Docker Cloud account? docker-cloud stack create docker-cloud.yml docker-cloud stack create -f docker-cloud.yml (Ans) docker-cloud stack create -f dockerfile docker…
Read more »
Docker Interview Questions and Answer Part – 14
What is the function of this command? docker search apache/ubuntu It will search your local Docker client environment for images related to either apache or ubuntu. It will search Docker…
Read more »
Docker Interview Questions and Answer Part – 11
Which of the following are the standard secured and unsecured Docker engine daemon ports? 2375 (unsecured), 2376 (secured) (Ans) 4000 (unsecured), 4001 (secured) 3375 (unsecured), 3376 (secured) 80 (unsecured), 443…
Read more »
Docker Interview Questions and Answer Part – 9
Where does the file system come from for a container? From a remote network share hosted through Hyper-V From the machine the container is started on From the image used…
Read more »
Docker Interview Questions and Answer Part – 8
The docker history command shows output similar to which of the following? Dockerfile (Ans) docker-compose.yml docker images docker layers docker ps What is a tag? A reference to a registry…
Read more »
Docker Interview Questions and Answer Part – 5
Is it ever possible to run a Linux-based container on a Microsoft Windows platform? Yes, Docker containers abstract away the underlying operating system, which means the container can run on…
Read more »
Docker Interview Questions and Answer Part – 4
Which of the following will display the specific command that created each layer in an image? docker search imagename docker images -t imagename docker history imagename (Ans) docker build -th…
Read more »
Top 10 best DevOps Tools and Certification to Utilize In 2020 – 2021.
Here, I am going to tell you about Top 10 best DevOps Tools and Certification to Utilize In 2019 – 2020, which will be helpful for your Bright future. 1….
Read more »
Do you know Container Linux (CoreOs) and Tectonic journey towards OpenShift?
The CoreOS corporation was acquired by Red Hat in May 2018 for $250 million; post-acquisition, the main enterprise Container Linux distribution, combined with Red Hat’s similar Project Atomic, has been…
Read more »Docker Error: JOB FOR DOCKER.SERVICE FAILED BECAUSE THE CONTROL PROCESS EXITED WITH ERROR CODE
[root@localhost ~]# systemctl restart docker Job for docker.service failed because the control process exited with error code. See “systemctl status docker.service” and “journalctl -xe” for details. [root@localhost ~]# [root@localhost ~]#…
Read more »
Setup Artifactory pro 6.1.0 using Docker containtainer
Step 1 – Register a free account here. https://bintray.com/ Step 2 – Login and Click on the your “username” right top corner and go to “edit profile” Step 3 –…
Read more »
Docker Tutorials: Difference between Docker Load and Docker Import
If you want to “flatten” an image and avoid the history which has multiple layers, docker export and import is the best way to do that. docker save – docker…
Read more »