What does it mean when I hear a lilttle ding thingy

Whatb dose khz in radio talk mean???

on msn what does this mean \\// ??

I see it a lot on Twitter sooo??

i imported some pictures from the camera to my computer and it said that, does that mean they will erase from the camera?

Also lokking to know what peers mean when downloading

Someone IM'd me this: \]] what does it mean?

what does 30 MB Data mean ( im gettin a prepaid phone, and the card says 30 mb data is that a lot Of data?)

I was looking for rihanna songs and then they got this song called control me (demo) So I wanna know what they exactly mean ...

I have safari installed on my computer (even though its not a mac) and in the thing where I type web adresses there is a blue...

What does > : ( mean