Java

How to organize interaction between a database and a Java application?

What types of constraints do you know in programming?

What is the difference between a method and a constructor?

How much additional memory is required when calling the ArrayList.add() method?

What is a context?

How to create a controller in Spring?

What is the difference between the notify() and notifyAll() methods in Java?

Is it possible to create two Singletons in Spring?

What is HQL (Hibernate Query Language)?

What is a local class and what are its features?

What are JVM, JDK, and JRE?

How are HashMap and Set related in Java?

Which elements of the Java language are responsible for inheritance?

What is a Parallel Stream in Java?

What is the default scope used in Spring?

What is composition in the context of programming?

What is contract-based programming?

What does the @Transactional annotation in Spring Data mean?

What commands do you use in Git?

What is context in Java?