QA / QA Automation

How do we wrap microservices? In what? How to deploy the entire system with one command?

What is the purpose of a Dockerfile?

What type of search in Elasticsearch outperforms all others?

What is Kibana?

What is the principle of testing, and what does testing depend on?

What has changed between the two projects? What does testing depend on?

How do you communicate with Kafka? Producers and consumers.

Which browsers does Playwright support?

Why do we store logs in Elasticsearch instead of a regular database?

What is a fixture in pytest?

Who exactly sends requests to the backend on the client side?

When we have access to the code, what can we see there besides the DOM tree?

SQL task: table with numbers from 1 to 100, return two columns — number and category (divisible by 15 → 3, by 3 → 1, by 5 → 2, otherwise → 0)

How to combine four identical tables in SQL?

What is a message broker?

How to estimate the percentage of requirements covered by tests?

What is CI/CD and why is it needed?