yes
Either connect via a wireless network, connect through a 3G network or connect your laptop with an ethernet cable.
Through either its wireless connection or through a ethernet port.
Yes, you can.
first you need a router and internet access, your laptop should detect the network
No the laptop can not connect with the PS3 through the internet.
Connect a router lead from your internet box (if you have one) to your laptop.
Just get a wireless 802.11 adapter for the laptop to connect to the internet.
Question is not proper.
WIFI can connect PC and laptop.
Subscribe to an ISP for internet such as IVC Telecom and then connect your laptop to the modem with an ethernet cable or connect wirelessly using wifi, assuming your laptop has a wireless network card.
If you have a router (connected to internet), and you get a laptop with wireless enabled you do not need anything else. You can connect your laptop to the router and have internet on your laptop.