DevOps

Explain what a fork process is in the Linux operating system and how it works

What are the main components of the Linux kernel that form the basis of containerization in Docker?

How is the mounting mechanism implemented in Linux for containerization with Docker?

Can you explain what components make up namespaces in Linux and how they work?

What is the difference between Docker and full system isolation mechanisms?

Have you had experience deploying and testing clusters using minikube in Kubernetes?

Can you share your professional experience and key projects you have participated in?

Junior — Middle

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Explain what OverlayFS is and how it is used in Docker to organize container data storage.

Junior — Middle

Магнит ТехЯндекс

What challenges may arise when performing Kubernetes updates in a production environment?

Can you explain what it means to specify time in UTC format?

What is the difference between the fork() and vfork() system calls in Linux, and in what situations are they used?

What methods and tools are used to ensure observability of network traffic and processes in Kubernetes?

How can you exit a Docker container and affect the host system on which it is running?

How can you determine which process or user is writing data to a file in Linux without using logs?

Which areas or directions in the field are you most interested in?

Describe your practical experience with virtualization technologies and their application in projects.

Have you had experience automating the installation and configuration of Kubernetes using Kubespray?

Can you explain what the Java Virtual Machine is and its role in Java applications?

How can you efficiently run multiple containers in Docker in a short time?

How to run tcpdump inside a container if it is not available by default, in a Kubernetes environment?