To fly in survival mode you need to craft the eye of ender
#$# $#$ #$# # = Gunpowder $ = Sand
It's the default mode of minecraft, you need to collect your own resources and hunt animals to get food to feed yourself.
yes, in the demo
Build the map on Creative Mode then go to seedscope.net and upload your level.dat for the map on the Change Survival to Creative option. You should then download the new level.dat. Replace it with the old level.dat and when you start Minecraft, you should see that it is now a survival map.
you can't
Play it in survival mode or creative mode. Don't press the multiplayer mode.
To fly in survival mode you need to craft the eye of ender
Yes.
There is nothing obligatory about minecraft; there is nothing you should get.
Yes.
NOPE
#$# $#$ #$# # = Gunpowder $ = Sand
yes, just how you would in survival. Additionally you can just spawn them in.
of course
Yes, in survival mode.
You dont, unless you have the single player commands mod. Which i suggest you download. That is, if you want to enter cheat codes in survival mode minecraft.