I got a call from a consultancy. The process took three days. It included two technical rounds, followed by managerial and director rounds. Before attending the interview itself, I told them about my current offer and expectation. Once I finished the interview, they said they couldn't match my expectation and apologized.

Explain different areas of the Java Heap. Is System.exit called with a negative value? Sort elements of a list in a predefined order. Java internals of LinkedHashMap. HashTable vs. SynchronizedMap. Some other tricky technical questions.