1. Written

• Find unions of all intervals(startime, endtime)
• Design cricket score dashboard (which can give match result, tournament result and player stats)

2.

• how to sort a very large file in a single node
• Design pastebin(very large through, scalable and distributed)

3.

• reverse a sentence with words.
• design rubik’s cube and its operation (all rotations and checking final state)

4.

• how will u much couchbase in ur unit test cases.
• design a mr job to sort a very large dataset

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