Docker Interview Questions and Answer Part – 10
What is a dangling volume? The default volume for the container file system that’s unpacked from the image A volume that’s removed from a running container A volume that’s not…
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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…
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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…
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Docker Interview Questions and Answer Part – 7
Docker recommends using the responsible disclosure model for reporting vulnerabilities in the Docker platform. What does this mean? Simultaneously report the vulnerability to Docke and openly publish details of the…
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Docker Interview Questions and Answer Part – 6
An admin has configured the Linux audit framework to generate audit events for the Docker daemon’s data root. After a recent OS update, the data root is no longer being…
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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…
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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…
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Docker Error – Requires: container-selinux >= 2:2.74
Error\ Solution Go to http://mirror.centos.org/centos/7/extras/x86_64/Packages/ Find the latest version for container-selinux i.e. container-selinux-2.21-1.el7.noarch.rpm Run the following command on your terminal: $ sudo yum install -y yum install http://mirror.centos.org/centos/7/extras/x86_64/Packages/container-selinux-2.107-1.el7_6.noarch.rpm yum install…
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Kubernetes FAQ
Question 1 – Add containers to a Kubernetes pod on runtime or Allow containers to be added to a running pod Answer: Adding or removing containers to a pod is…
Read more »Docker Error: Docker malformed HTTP status code “online”
rajeshkumar created the topic: Docker malformed HTTP status code “online” Error [code language=”css”] [root@localhost madhavi]# docker pull jenkins Using default tag: latest Warning: failed to get default registry endpoint from…
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How to get bash or ssh into a running container in background mode?
How to get bash or ssh into a running container in background mode? Step 1: First of all, try to find your active container by running # docker ps or…
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