No. I think that's pretty obvious. Local Area Network, if you use common sense, uses a network (therefore internet).
Yes Dish Network offers Exede internet.
No, a simple home network can be configured to share data and devices without connecting to the internet.
It depends if you have public internet in your area or an unsecured network.
Yes but the devices will only be able to talk to each other. But the network could not be able to access the internet (obviously).
It is not possible. You need internet to make video calls.
you don't
Yes, this is quite possible.
Yes. You do not need an Internet connection to create a network.
Yes. TiVo does not require a wireless network. It can be connected through a cable to a wired network.
No you don't have to have internet to use any Call of Duty games. The internet is only needed if you want to play online, for example on xbox live, wii network or the playstation network. You can play the campaign missions without the internet.
You have to have the Internet in order to get the updates. If your player is Wi-Fi enabled, you can get the updates just by connecting to the network
You will be able to get wireless network but without internet connection.