yes
No because Call of Duty Black Ops does not have a PSP or PS vita game version. You will not be able to play any PS3 games on the PS Vita
psp 3000 way better
No, you will not need to purchase a PlayStation Plus membership to play online with the PS Vita.
To play two players on Def Jam: Fight for New York - The Takeover on PS Vita, you'll need to connect two PlayStation Vita systems via ad-hoc multiplayer. Ensure both players have the game installed on their devices. From the main menu, select the multiplayer option and choose the ad-hoc mode to start a match. Follow the prompts to set up your game and enjoy battling against each other.
no fifa 2013 will be on the ps vita
Without wi-fi, you can't play online multiplayer on PSVita. But you can still use Media Go! to do system and game updates, and game downloads from the PSN. Plus of course if the game has no multiplayer option, then wi-fi is not necessary there either.
No you can not play the PS Vita games on a PSP.
Yes, the PS Vita's games are region free. A Japanese PS Vita will play an EU game.
The Vita is the new Playstation portable that will not be released until December 31 2011 You need the Vita to actually play games on it
The PSVita's predecessor was the third generation PSP, PSP-3000.
Yes, they can connect over ad-hoc wi-fi.
No, but you can link the Vita to the PS3 console