What steps do you plan to take to improve your professional qualifications?
Junior — Middle
198
Java
14621
265
Is it possible to identify the source of memory leaks in a program?
Junior — Middle
197
Can you explain the purpose and working principle of the synchronized keyword in Java?
Junior — Middle
196
Do you have experience working with the concept of Consumer in system development or integration?
Junior — Middle
195
Why is it important to release resources after their use is completed in software applications?
Junior — Middle
194
What happens to the database load if the connection is left open and no queries are sent?
Junior — Middle
194
After deployment, everything works slowly for 10 minutes, then normalizes. Why?
Senior
194
What is meant by lazy execution of operations in Streams and why are they implemented this way?
Junior — Middle
194
What is the role of strong references in memory management in programming languages?
Junior — Middle
194
What changes occur if the flatMap method is used to process a list of Longs inside an object?
Junior — Middle
194
How can you obtain an unmodifiable list based on an existing ArrayList?
Junior — Middle
194
Have you worked with the Spring framework for application development?
Junior — Middle
194
How can you identify a problem in garbage collection by analyzing heap memory dumps?
Middle — Middle+
193
Why is it theoretically impossible to guarantee CA without P?
Senior
192
What are the differences in scenarios when reading and writing to an inaccessible external service?
Senior
192
What are the differences between map and flatMap methods when working with streams in Java Stream API?
192
Have you had experience working with functional concepts or functional programs?
Junior — Middle
192
How to store tariffs so that they can be changed without developer participation?
Senior
190
How would you identify and analyze a slow SQL query in a system?
Junior — Middle
188
Tell me about message brokers, which ones have you worked with?
Senior
188