Infosys Interview Experience For Technology Support Specialist

Round-1 (Technical)

Estimated time-30 min

Section-1 (Database)

1. What are the 3 Keys in SQL?
2. Difference between Delete and Truncate commands?
3. Which query would you prefer to run in Production for modifying a query, Deleting or Update query?

Section-2 (Programming Language-JAVA)

1. How do you handle memory management in JAVA?
2. How do you handle ClassNotFound Exception in JAVA?
3. What is the difference between stack and heap memory?
4. Can we override static methods in JAVA? and if not state the reason
5. What is Authentication/Authorisation in Postman?
6. How do you create a GET API using Postman?
7. Tell some of your daily Roles and Responsibilities.