The standard and probably unexpected good question would be how you can contribute to HCL? What kind of role you want HCL to provide to you? hCL being a very flexible company would want you to come with an understanding of how YOU want to affect HCL. So you better go with some prep.
introductory questions-- nothing much in details
How will your experience contribute to the objectives of the team that you are interviewing for to join?
What is my approach to assessing Enterprise Architecture?
Please provide examples of when you have successfully managed remote teams.
how would you protect yourself from a situation when your software provider (of an important system you use at the company) potentially will not support you anymore?
The in-person interview was a 1 hour role-playing scenario with 1 person observing and the interviewer and I standing at a white board. Primary interviewer played a potential client CTO, I played the part of the Oracle Enterprise Architect (the job for which I was interviewing). I was given a 10 page case study a couple weeks beforehand, and required to describe how Oracle products can help the CTO and his technical situations. Several questions occurred, mostly focusing on why I might suggest a technology option over another option, or how that technology works.
What types of virtual networks are available in Vsphere, and explain the differences.
non relevant questions to Enterprise Architecture
Behavioral questions are key
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