Have you ever tried working as a developer?
Intern — Junior
243
Java
14686
265
For performing a large number of insertions in the middle of a collection, is it preferable to use ArrayList or LinkedList?
Junior — Middle
243
Is it possible to use standard collections in a multithreaded environment without the risk of synchronization errors?
Junior — Middle
243
Can you explain how data reading is performed in read-only transaction mode?
Junior — Middle
243
What delivery strategy is implemented in Kafka by default?
Senior
243
Can you name classes whose objects cannot be modified after creation?
Junior — Middle
242
What could be the disadvantages of using dependencies injected through class fields?
Junior — Middle
242
What are the advantages and disadvantages of using beans for application configuration?
Junior — Middle
242
What is the main task of the Map data structure and what is its advantage?
Junior — Middle
242
Have you had experience working with situations where data in the system was inconsistent under the conditions of simultaneous access by multiple users?
Junior — Middle
242
How do you resolve dependency conflicts when using spring-boot-starter-test?
Junior — Middle
242
How to ensure the atomicity of an operation when business logic involves two different data storage systems?
Middle — Middle+
242
What is refactoring?
Senior
242
How are references from Old Generation to objects in Young Generation considered during Minor GC if tracing Old Generation is not performed?
Senior
242
How can databases be optimized?
Senior
242
Is it possible to initiate the initial operation process?
Junior — Middle
242
Can you describe the main types of operations available in Java's Stream API?
Junior — Middle
242
Is it possible to configure external libraries in a project using Spring Boot?
Junior — Middle
242
When should you notify a user about changes made to a document in the system?
Junior — Middle
242
Circuit Breaker: implementation and states of the algorithm.
Senior
242