Technical : UNIX command used to find amount of memory used? What is traceroute used for? Difference b/w equi and inner join write script to replace and manipulate text in a file. Walk me through the most difficult project you worked on in technical detail (ie what was your role and how you completed it) What is option explicit in vba and why would u use it? Business : What is yield curve? What is a spread? Greeks Difference b/w spot and forward trades. Change and release management : Talk about change management best practices as applied in ITIL or your previous experience Puzzle : How will you count the number of trees in Central park?