No, it's free if you bought the game. If you downloaded it for free (which is illegal) you can't play online.
obviously mate go online, up to 4 players with random people or your friends...
WEEB
Call of Duty Black Ops is four player split-screen, and 2 can play split-screen online.
you cant play the normal campaign online but you can play spec ops with two people online
no only online
with online play
Yes you can play online in black ops with psn and xbox live
No, up to 4
They play all the time.
only with people online
You can play online in Call of Duty Black Ops PS3 using the online split-screen support.
People still play Black Ops 1 LoL
Yes if you have Internet connection, you can play people online
They want to play zombies online at that time.
People camp too much
No there isn't! But you can play with other people online