yes
No, the DS won't connect to the PS3.
The PS3 does not have a router. It can go online with an ethernet cable connected to a router or modem or with WiFi from a wireless router or modem
You need to access the internet from your PS3 to go to the PlayStation network from your PS3. It does not have to be WiFi it can also be ethernet cable, but nothing else
Wherever there is wifi
PS3 can only get an online connection with DSL or Cable WiFi or ethernet
No the PS3 requires a WiFi or ethernet connection
First you have a PS3 set up to a TV. Then you have an internet service. Then you purchase devices to allow the PS3 to connect to the internet like WiFi routers or Modems or an ethernet cable and a router or modem to connect it to. Then you go to the settings menu of the PS3 for internet connect and complete the set up for an internet connection. Without internet service and connection devices an online connection is not possible. The PS3 has WiFi which only means that it can connect to your WiFi internet service that you have set up. it does not mean you get an internet connection without having access to an internet service
Yes, The PS3 Has wifi,indeed.
Just connect the PS3 to the Modem with a ethernet cable go to your settings menu and make the internet connection Fast easy and no WiFi
No the USB ports can not be used for the PS3 to go online according to the PlayStation Network
Yes the ps3 has wifi built in.