Microsoft Software Development Engineer/Software Development Engineer In Test Phone Interview interview questions

The phone interview was for half hour. She asked me if I am interviewing with other companies. Why I want to work at Microsoft. What was the most challenging project I did? How many lines of code did I write. What was different about that project. Define good code. Define great code. Three strongest programming languages and rate myself on 5. If I was in a Calculator company how would I test it for functionality and durability.