In the Technical Round, you will encounter questions related to Core Java, Java 8 features, and Spring Boot microservices. Additionally, you will be asked to discuss your relevant project experience in detail.

• How to make a list read-only, i.e., calling .add() will throw an error.
• Difference between parallel stream and stream.
• What is static?
• Difference between String, StringBuilder, and StringBuffer.
• Swap two values without using a third variable.
• Concurrency and thread questions.
• Can we add a null value to the root in a TreeSet?
• What is the output of the snippet:

java try { a = b / 0; } catch (Exception e) { // do something } catch (ArithmeticException) { // do something }

• What is try-with-Resources?
• How to connect to any particular DB in Spring Boot?
• What is autowired and why is it used?
• What is dependency injection?