DevOps

How is the Linux operating system booted from an image?

What signs are considered critical, and which are not, when assessing a system or component?

Can you explain how the @classmethod decorator works in Python and what it is used for?

Where is the application route map usually set?

Junior — Middle

Альфа-Банк

What consequences will arise when setting the number of replicas for DaemonSet to two?

Junior — Middle

X5 tech

Can you explain what the IP address 127.0.0.1 is and its purpose in network communications?

Junior — Middle

OZON

How can access restrictions to Docker volumes be configured?

Where are your SSH or API keys for authentication and integration usually stored in GitHub?

What actions occur in the system if the operating system kernel encounters an error (kernel panic) outside of a Docker container?

How can a connection to the server be established using SSH?

Can you name the main types of headers used in HTTP requests?

Junior — Middle

Альфа-Банк

Tell us about your experience working with systemd units and their configuration.

Junior — Middle

Andersen

Что подразумевается под вторым этапом в процессе непрерывной интеграции и доставки (CI/CD)?

Can you explain how data is transmitted via the UDP protocol?

What are the main difficulties that may arise when using Terraform with the AWS cloud platform?

What is the role of routing in network communications and why is it used?

In which places and files is it recommended to place variables when using Ansible?

Can you explain the role and purpose of ZooKeeper in the architecture of Apache Kafka?

Can you list the main database management systems you know?

Can you explain the differences between ENV and COPY commands in Dockerfile and their purpose?