DevOps

How do structured relational databases differ from non-relational solutions?

Junior — Middle

Т-Банк

What are the differences between 'git merge' and 'git rebase' when integrating changes into a branch?

Have you had experience working with Microsoft Hyper-V hypervisor?

What is your experience with Kubernetes platform in cloud environments?

What methods can be used to restrict access to the port that a container listens to?

Could you explain the mechanism of how the structure in Helm functions and how it simplifies the management of Kubernetes resources?

Can you explain what secrets are in Ansible and what they are used for?

Can you explain the concept of a cluster in the context of Amazon S3 and its role in data organization?

Explain what the ping command means in network communications.

Junior — Middle

МТС

How is credential transmission carried out when using basic authentication?

Could you explain what the iotop command is and what it is used for?

What are the advantages and disadvantages of using software RAID compared to hardware solutions?

Can you tell about your experience working with the Argo CD tool?

In your opinion, what should an ideal CI/CD pipeline look like and what stages should it include?

Explain what is meant by 'Firewall' and its role in network security.

Junior — Middle

OZON

How does the Linux operating system handle the deletion of a hard link to a file?

Junior — Middle

Яндекс

Have you used rollback mechanisms in transactions or data management systems?

Can you explain what journaling capability in file systems means and why it is necessary?

Junior — Middle

Яндекс

What tools are available for version control of database schemas and data?

Junior — Middle

СБЕР

How was idempotency implemented — on surrogate keys or business indicators?