DevOps

What are the main principles of object-oriented programming?

What needs to be done to start working with the created repository?

What levels of the OSI model are you familiar with?

How do you manage sensitive data in GitLab CI? How is it transmitted?

What is your experience with StatefulSet in Kubernetes?

What keys do you use with netstat commands and what do they mean?

What services have you worked with and what exactly did you do with them?

How do you use multistage build to optimize Docker images?

How often should backups be made to meet an RPO of 2 hours?

What is ELK?

How to properly store Helm templates in GitLab?

How do you encrypt variables in CI?

How does the changeroot mechanism work?

What is the difference between Fluentd and Logstash?

What is a proxy?

Should you deploy a database in Kubernetes, and if so, why?

On what key features is Docker based?

How to determine who the server interacts with?

How do you invoke roles in an Ansible playbook?

How does GitLab Runner work?