Assuming you mean how you should enter it, they appear as dots. If you mean how to write one, if yours is WEP it is a combination of C-F and 0-9.
View the Related Link below to see what a touch screen iPod (the iPod Touch) looks like.
You can add a password lock. You must answer the password (type in the 4 digit password) then unlock. if you jailbreak it will make it look different like it will say your name where you must slide.
The iPod Video does not exist, but look on the bright side. The iPod Touch now has two cameras! A front and rear, much like the iPhone 4.
Look at the related link. The picture is in step one.
A giant iPhone or iPod Touch
Moved to 'Related Links' below.
Yes, I am a lady, and I have a white ipod touch.
No, it does not cost money to look up apps on an iPod touch.
look in the back of ipod
yeah! there is a white ipod touch. look on the apple store :) no there is check it out
the black square on the back of the ipod touch is smaller and up against the corner the lock button is on the roght hand side and it has a front and back camera
mmm it already looks like an iphone...