You cannot upgrade your sword, but you can do a long mini-quest to get the big goron sword. That should not be confused with the goron knife which costs money, but a better not brake-able sword that is better then the master sword, but it makes you use your shield as if you were young link.
Faron Woods.
yes
you should play the minish cap or ocarina of time
grab the ocarina that zelda threw and go to the temple of time where you can get the master sword
The lowest house in Kakariko Village
No, the Master Quest is for the GameCube.
Yes, it is called Zelda: Ocarina of time - Master Quest
Once the game starts it should say on the title page: the legend of zelda ocarina of time master quest
Zelda Ocarina of Time was created first then when people stated getting done with that they came out with Majoras Mask. Master Quest is only different in that it has harder temples and enemies. They (Ocarina of Time and Master Quest) have the same basic outline the only different thing is that it is harder...
yes they sell it at gamestop and on eBay
No, it is not.
It is in A Link To The Past where you have to get the Master Sword. It's also in Ocarina of Time where you learn it on the Fairy Ocarina.
by taking out the master sword in the temple of time
Yes, by drawing the master sword again.