What is shooting a scene like?
Large budget films do multiple takes of many different shots in order to fully capture a scene. This can be very laborious and you will probably be required to repeat your actions several times. Please do this as professionally as possible, remember your marks and stay positive.
Positivity is always welcomed on set and production often feed back the performance of artists and their attitude, to the agent. Keeping a positive attitude will help your chances of being booked for future work on that production and future productions.