1. He's calling out the altitude and the speed above Vref, so 1,000ft & +11kts
2. The nosewheel tiller is on the captain's left hand side, if the F/O has one it'll be on his right hand side, whether the F/O has one or not is type specific.
3a. No idea sorry, don't fly 737s
3b. Normally correct yes.
3c. No not true at all.