Yes, as long as it has wireless broadband.
to split the Internet between different computers or to make it wireless if it is a wireless router
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No. A network adapter is usually a card that slots into your computer allowing it to access some kind of network, wired or wireless. A wireless router is a separate device that connects wireless clients (your computer) to some kind of network (usually the internet).
Every computer that is connected to a local area network or LAN should have an Ethernet card. For wireless networks, computers should have a wireless adapter.
Routers do not require presence of other computers to work. You can have even a single router in your network with no computers connected and will still work.
Yes, laptop computers work extremely well. They can be taken from place to place with you if you own a wireless laptop. They are easy to tote and operate.
Wireless broadband works for newer computers. Depending on how many wireless devices you need to use at the same time will be the deciding factor in how well your broadband service works.
It depends on model. Some modems come with a wireless router. If yours has wireless interface, you will able to connect your computers wirelessly. Usually what you have is a modem with one LAN port. If you want to connect your 3 computers to the same modem you need to get a wireless router. It will allow you to connect your computers using wireless or cable. Switch in such case might not work because of internet provider policy.
Yes it will work on all PC's but will not be compatible with Mac computers.
All WiFi access points will work with Macintosh computers. WiFi is a specification that is platform-independent.
Many Wireless routers and switches have few inbuilt switching ports capable of connecting Wired computers to Wireless Computers on the same network to connect wired Computers also alongwith. (Not necessarily every every wireless router will be having switching ports)
Wireless aircards are basically cell phones for computers. The speed is better than dial-up not usually as good as DSL or Cable. I know that there are cards you can buy for laptops to runa wireless internet,
Usually wireless adapters can be connected to computers not to modems.
Most homes and offices have a main router which is plugged into one computer to access the Internet. The other computers have a wireless device to pick up the signal in order for the Internet to work.
Apple computers can be used with wireless printers. These include MAC desktop computers as well as MAC laptop computers. Wireless printers allow printing without the use of a wire connected to the computer.
Get 2 USB or Internal wireless receivers and connect both computers wireless to the wireless router