What a Chief Software Architect looks for in an iOS Developer applicant?

I passed a very technical interview which was all about iOS, Cocoa Touch, Foundation Framework, Objective-C and Design Patterns in iOS.<p>I will have the next technical interview with the Chief Software Architect of the company. His background is mostly in java, Websphere, IBM tech centric ...<p>What do you think he will look for in me in this interview? I'm trying to find out what to study for the interview.<p>Thanks,