Qubole Interview Experience

Here's my experience of Qubole interview.Input:Was csv files of fb users data. Questions for above Input:1. Parse the data and build a graph.2. Check if two users are frie...

Here's my experience of Qubole interview.

Input: Was csv files of fb users data. Questions for above Input: 1. Parse the data and build a graph. 2. Check if two users are friends. 3. Check if two users have a friend in common. 4. Find total mutual friends for a pair of users. 5. Find potential friends based on mutual friend count. 6. How will you do this for large datasets ? OO code was required which had a good design and was well commented.