no
April
Yes
because emeralds were added to be able to trade with the villagers
There is no minecraft wii edition
You have to use a Iron Pickaxe to dig Emeralds ( Found in Extreme hills biome )
You cannot cheat to get emeralds on Minecraft PE. You can find emeralds in Desert Temples, Stronghold Chests and Blacksmith Shops. You can also find world seeds online that have the coordinates for Emerald so you can mine emerald quickly. Emerald is decoration only in Minecraft PE.
dimond
you cant have a minecraft pocket edition username
Yes there is signs in Minecraft Pocket edition
Yes i did i got 10 diamods for 3 emeralds in minecraft 1.3.1
No, they are no enderman in Pocket Edition of Minecraft 0.8.1
Infinite, as everything in minecraft. However, they are quite rare, and it is easier just to trade for them.