Java

Under what conditions does the size of the internal array (Bucket) in HashMap increase?

Junior — Middle

ВТБ

How is the application initialization sequence carried out when starting Spring Boot?

Can you give examples of methods related to different stream types?

What are the advantages and disadvantages of simply using System.out.println() for output compared to logging systems?

Have you had experience working with messaging broker systems?

Junior — Middle

СБЕР

Can you list and explain the main functional interfaces used in Java?

How to parse JSON in Java? What libraries are used and what does the code look like?

Is explicit indexing required when defining a primary key in a database table?

Junior — Middle

СБЕР

How does the number of buckets in a HashMap grow when adding elements?

Can you explain what the Serializable isolation level means in the context of database transactions?

Can you explain the principle of dynamic method dispatch in object-oriented languages?

Junior — Middle

Aston

What methods do you use to split monolithic components into modules?

What states can an object have in Hibernate?

Is it possible to change the value of a primitive type passed inside the calling function?

Tell me about task setting: Scrum, Agile, how was the development process conducted?

How do you envision your professional career in a few years?

What is the maximum amount of memory that can be allocated for ForkJoinPool?

What methods can you name for verifying data correctness?

Junior — Middle

Уралсиб

How does a HashMap data structure behave if all keys produce the same hash code?

Specify the Java version you have worked with or have experience developing in.