Be sure to send a follow up email with any questions you have. It's best to work on the test for a day or so and write down any questions you have and send it in one email. That way you come across as communicative but not pestering.
I recently applied for a concept artist position at Gameloft in Vietnam and did the interview just the other day. As expected I was asked to do an art test for them which they would send on Monday morning. I've been mulling over this the past day or two and wanted to ask you guys (particularly if any of you have worked at…