Java

What actions should a controller perform in MVC when processing a request to create a new object?

Junior — Middle

СБЕР Корпус

Explain the mechanism of automatic primitive type to wrapper object conversion in Java.

What do the keywords volatile and synchronized guarantee?

What approaches and tools do you know for organizing the gateway role in system architecture?

How can you determine the reasons for increasing the processing time of an HTTP GET request?

Which data structure — array or linked list — provides faster removal of an element from the middle of the collection?

What is the role of declaring a class with the final modifier in Java?

Which type of database should be considered when developing a new microservice?

Junior — Middle

Aston

Is it necessary to set a primary key for each entity in the database?

How is the speed of obtaining an element by index in a LinkedList determined?

What information and capabilities does ObjectContext provide within an application?

How is the List interface implemented in your chosen programming language?

What does the isolation level imply in the context of working with databases within Spring Data?

Junior — Middle

СБЕР

What measures will you take if you discover delays in the database operation with a small volume of requests?

Junior — Middle

Т-Банк

Explain what a hierarchical table structure is and what are its advantages.

Junior — Middle

СБЕР

What is the function of classes in the structure of the software type system?

What is the difference between a primitive data type and an object in programming?

Can you name different types of non-relational databases you have encountered?

Junior — Middle

IT One

Explain why the @PreDestroy annotation is not suitable for use with the Prototype pattern in Spring?

What is an XSD schema?