Usually a cable modem is about 30 mbps and DSL can up to 768 kbps.
Telephone is Cat3 while the cable coming form the modem is Cat5
There is a difference if you are using a low quality router. For good routers you will not notice any difference. Usually there is no difference at all.
a wireless router is needed when internet modem doesn't have wireless capability.
yes you can
cable modem
The nic is a network adaptor modem is a device to communicate with a remote
cable modem
An internal modem is housed within the main computer. An external modem is on the outside of the computer and connected to the computer with a cable.
A PS3 has WiFi and you can put the router next to your modem. The only thing the back of a PS3 uses for the internet is for a wired connection with an ethernet cable to your router or modem instead of a WiFi connection
cable modem
There is a big difference between a cable modem and a DSL modem. There are many types of both available and these options can be viewed on Amazon. A cable modem uses a coxial cable input to connect it. However, a DSL modem uses a phone cord in order to function.
The cable modem allows the cable provider to plug their service into the back of the modem(coaxial cable) versus the DSL modem allows the phone company to plug their service into the back of the modem(phone line). The DSL service typically requires you to have a separate phone number from your main land line.