Python

Can HTML be considered a programming language or does it belong to other technologies?

Have you created your own data generator or algorithmic component independently?

What are the advantages and disadvantages of using interfaces implemented through abstract classes in Python?

How did you participate in organizing the team's work on the previous project?

Is it possible to ensure memory isolation for different processes in an operating system?

What methods can be used to prevent or reduce the impact of DoS attacks?

Have you had experience using generators in your projects?

What tasks can be solved with a generator?

Have you worked with PostgreSQL, MySQL, or other databases?

How can you measure the execution time of an SQL query?

Explain what a hash function is and what it is used for.

Junior — Middle

Баланс-ПлатформаСКМ ПРОТ-Банк

Describe how your typical workday is organized in our company from 9 am to 6 pm.

What methods can be used in Python to improve the efficiency of CPU-intensive tasks?

Describe the key classes used in the Django framework.

What approaches can be applied to improve the performance of a queue implemented based on lists in Python?

What are the methods of monitoring the status of a network node?

Isolation levels Existing isolation levels (standards) READ_UNCOMMITTED READ_COMMITTED REPEATABLE_READ SERIALIZABLE Task There are 3 entities: * Entity1 * Entity2 * Entity3 Database postgres Task What isolation level is needed for both transactions to guarantee no data loss in these scenarios and why: Scenario 1 (corresponds to execution time) * Open transaction 1; * select Entity1; * select Entity2; * Open transaction 2; * select Entity1; * update Entity1; ********** * Commit transaction 2; * update Entity1; ->transaction 1 * update Entity2; ->transaction 1

How is polymorphism implemented in object inheritance?

Can you list the main network protocols you know?

Junior — Middle

Sunlight

Can you explain what the built-in data structure 'map' in Python is?