Java

What does 'transient' mean in Java?

How is the access time to the first element in ArrayList determined?

How does creating an instance of the Object class determine the allocated memory space?

Junior — Middle

СБЕР Тех

Explain the expression System.out::println.

Did you receive education in Saint Petersburg?

How to implement data locking mechanisms when working with Spring Data?

Junior — Middle

Aston

What distinguishes filters, listeners, and interceptors in terms of their purpose and functioning?

Is the get() method implemented in the standard collection interface in Java?

Explain the purpose of parameters in the constructor HashMap(int initialCapacity, float loadFactor).

Why are databases better than text files?

What aspects should be considered when creating a copy of an object that is an instance of an immutable class?

What is a Named Query in Hibernate?

How to convert HashSet to ArrayList in one line?

How and when does the increase in the number of buckets in HashMap occur?

How to distinguish exceptions that need to be explicitly handled from those that can be omitted in the code?

What is needed for Spring MVC to work?

Do you perform unit testing for your code?

Junior — Middle

СБЕР

Was a user authorization system used in your previous project?

Junior — Middle

СБЕР

What is considered the main building block in the Spring Framework architecture?

How can you extract only unique values from a column of names in an SQL query?