The interview focused mainly on Core Java, SQL, and problem-solving:

Java Class Loaders (types and responsibilities)

Synchronization in Java (synchronized method vs block, thread safety)

SQL queries using GROUP BY, COUNT, and JOIN

Java coding question: Reverse a string without changing the position of special characters

Question

The interview focused mainly on Core Java, SQL, and problem-solving:

Java Class Loaders (types and responsibilities)

Synchronization in Java (synchronized method vs block, thread safety)

SQL queries using GROUP BY, COUNT, and JOIN

Java coding question: Reverse a string without changing the position of special characters

UST