First, there will be a phone screen where they'll ask you questions on basic data structures to test your grasp on linked lists, trees, etc.

If you clear that, you'll be invited for a face-to-face interview, which will last for an entire day. This will consist of four technical rounds, grilling you on:

• Data structures (linked lists, trees, hash tables)
• Operating system concepts

Finally, if all goes well, you'll talk to a manager.

Learn all the different tricks possible in a linked list. It helps big time!

Not very complex questions. WAP to check if your machine is big-endian or little-endian. Not tough, but tricky if you haven't come across this question earlier.