1) When loading large amount of records into databases, what problems usually are there and how to deal with them?
2) If one computer can only holds 1 million numbers, how to find out the medium number from 100 million numbers?
3) What’s your preferred ORM choice and why you choose it.
4) What’s your experience with scripting languages like Ruby/Python/Perl, and what do you think about it?
用过的说就行了，what do you think about it可以回答一下动态语言的特点，如上手快，灵活等等
5) How will you design a process to migrate schema along the trail of dev/qa/production environments?
6) Tell us something special about you. Like any self-started projects, open source projects.