In tech round 2, they started with asking questions from the Java collections framework, Kafka, Jenkins, Docker, Git, etc. Few Ques: 1. Internals of HashMap. 2. Programming ques with arrays, String, and hashmaps. 3. Spring boot regarding questions mostly annotation based. 4 Spring security and spring MVC explanation. 5. API Gateway and service deployment model and models that I have worked on in the past.