Java

What are the main differences between a topic and a queue in a messaging system?

How to ensure safe access to a singleton class in a multithreaded environment?

What approaches do you use when working with Stream API in your projects?

Can you explain what the Gradle build automation system is and how it is used in projects?

Could you explain how argument passing by reference is done in programming?

Explain what Maven is and what it is used for in Java project management.

Junior — Middle

FarZoomIT One

What is the main role and tasks of the Gradle build automation system in the development process?

How do the methods of passing arguments to functions differ: by reference and by value?

Explain how data is passed to a function when parameters are passed by value.

Junior — Middle

FarZoomIT One

What is the function of the filter method when working with data streams in Stream?

What is the purpose of the asList method when working with the Arrays class in Java?

What actions have you taken with databases in your projects?

What is the difference between @Component and @ComponentScan annotations in the Spring Framework?

What is the difference between the equals method and the comparison operators == when checking object equality in Java?

Junior — Middle

IT OneFarZoomСБЕР+1

Can you explain what Spring Boot is and how it simplifies Java application development?

Can you explain how memory works in a Java Virtual Machine (JVM)?

Junior — Middle

IT OneRed CollarEffective Mobile+2

Is it possible to use a try-catch construct without specifying a catch block, and in which cases is this permissible?

Explain what a Spring Bean component is and how it is used within the Spring framework.

Explain the concept and hierarchy in the error handling system.

What methods can be used to configure and set up components in the Spring framework?