Java

What reasons can lead to a decrease in database performance when using indexes for update and insert operations?

Is it meaningful to define a constructor for a servlet? How is it better to initialize data?

How can you verify the correctness of a password entered?

What do you know about surface copying?

What do you think is the most useful method in the Object class in Java?

Which design pattern is used to implement enumerations?

Explain the mechanism of class inheritance from the base class Object in Java and specify whether it occurs explicitly or implicitly.

Can you explain the concept of lambda expressions within the Stream API in Java?

At what stage of your job search are you currently?

How is data transferred between the stack and the heap in memory?

Have you participated in diagnosing the causes of automatic Docker container restarts?

Junior — Middle

СБЕР

Do you have experience working with the Druid analytics system?},{

Junior — Middle

Лига Цифровой Экономики

What aspects do you consider when creating indexes for database columns?

Junior — Middle

СБЕР

How do composite indexes differ from regular ones in structure and application in a database?

What position or level of professional development do you plan to achieve in the near future?

Junior — Middle

СБЕР

What do your current working conditions look like in terms of organization and format?

Explain the main differences between the principles of Inversion of Control and Dependency Injection in the context of software development.

What is the difference between HashMap and LinkedHashMap data structures in Java?

Junior — Middle

IT One

Are you ready to create technical documentation and solution descriptions?

What is the main idea behind Spring Data?

Junior — Middle

Ланит