Tech Support / L1-L3

What is a JOIN? What types of JOINs exist and what are their differences?

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ГК Иннотех

Are you currently actively or passively looking for a job?

Is your role in import substitution just a technician who is told what to do, or do you develop plans and coordinate?

What are transactions in databases? What is the meaning and main difference of transaction isolation levels?

What is the replication factor in Kafka?

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ГК Иннотех

On which ports and protocols does the DNS service operate?

From what amount do you consider an offer?

What are the main data types used in the fields of relational databases?

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ГК Иннотех

Containerization and virtualization are the main difference between these technologies

Do you have experience analyzing query plans in PostgreSQL? Can you extract and analyze a query plan?

Which port is used in HTTP and HTTPS?

What is the difference between a function and a stored procedure in a database?

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ГК Иннотех

Tell about your experience with REST API. List HTTP methods and response codes.

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ГК Иннотех

What is deadlock and what is race condition?

What is a pointer and how much does it weigh?

Do you have experience with HAProxy?

Questions for the employer about the new position.

How are interfaces structured in Go?

Tell me about your current workplace, technology stack, and responsibilities.

How does Kubernetes use cgroups to manage resource limits?

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