The telephonic round focused mainly on Core Java and some design questions based on a virtual case.

This was followed by a 1:1 interview consisting of three rounds, held before the HR interview:

• Tech Lead Round: This round was based on Core Java combined with J2EE, focusing solely on concepts. A SCJP tutorial would be sufficient preparation.
• Architect Round: This round was entirely on data structures and coding, based on a given problem.
• Manager Round: This round was completely on designing and further questions were asked depending on your design.

Find 2 or more missing numbers in a set of 100 natural numbers.

Design a Cache Control in Java, specifying what would be exposed in an interface and what would contribute to an abstract class.