DevOps

Why do beginners find it difficult to convey the meaning of the DevOps concept to non-specialists?

Explain how variable priorities work in Ansible and in which cases they are applied.

What is the difference between a headless service and other types of services?

Is a ReplicaSet required when using Deployment in Kubernetes?

What method of ensuring PostgreSQL fault tolerance would you choose?

How do you initiate the execution of playbooks or roles in automation?

What are the key features of Apache Kafka?

Explain what a daemon process is in an operating system and how it differs from regular processes.

How do you apply Linux tools and capabilities in your professional activities?

How is the process of creating data backups carried out?

What usually causes a server not to respond to ICMP requests (ping)?

Which Linux command can lead to dangerous consequences if used improperly?

What types of services exist and how do they operate at a low level?

How do you implement changes in the 'develop' and 'test' environments?

How is the configuration and setup of visual panels in Grafana performed to display data?

How can you securely manage credentials such as login and password in a Kubernetes cluster?

Junior — Middle

СБЕР

How have you used Docker in your last project, and what tasks did you solve with its help?

Explain the principle of data replication and its main goals.

What are the differences between LAMP and LEMP architectures, and what are their main distinctions?

Can you explain what the SIGCHLD signal means in an operating system?