Microsoft interview experience: | Set 167 (7 Years Experienced)

Round 1: k frequently words in a given file of huge data. Find index of distortion in a sorted but a little bit distorted array. Round 2: First non repeated character in character stream of huge data. Design of URL shorter service . Round 3: Projects Round 4: with Technical partner manager . - island problem in a mxn matrix of integers - image compression - Design a service which talks to three other google calanedar like serices and merges those calendars in a single view for a user .