Yes. Viruses attack a computer. Anti-viruses defend a computer. Pending on your router, there is usually a Firewall on your Router. I would not bide on that for half a second though. The cost of buying an Anti-virus program for 3 computers almost always comes with discounts, or you can find a good free one. I'd suggest: Microsoft Security Essentials.
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.
You can't add wireless router to your computer. You can a wireless router to your network. If you do so, it does make your network wireless. In order to use your network wirelessly you need to have wireless adapter for all your computers you want to be connected wireless.
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.
It is always broadcasting just like the radio, the wireless receiver in your computer or laptop does not send out a signal, that's why you can buy wireless network finders that all you do is click a button to see if there is wireless.
No, but there is wireless and there is a business center with some computers available.
Some computers/laptops are wireless ready, so I would check the computer for a wireless adapter, before spending the money on a modem, provided you already have a wireless network already in place.
A wireless router can be purchased at most, if not all, electronic and office supply stores. It will connect your computer or computers to the internet without having to string (literally) all of your computers together across the house.
The computer itself must have a wireless adapter to connect to wireless networks. It is also necessary to have a wireless router, which must support the same kind of wireless communication as the adapter(a,b,g,n), although an ad-hoc network can be set up with only two computers and no router.
When you decide to download Microsoft volume license software, you may want to avoid a wireless Internet connection. There are just too many ways that the system can break down, from the router to the modem to the wireless card on the computer. An interruption, even for a moment, can cancel your download so that you must start over. It is much better to plug your computer in for the duration of the download.
A usb wireless adapter is useful to obtain a wireless connection on older computers or when an internal wireless card is nonoperational. It can be an easy fix instead of having to take a part ones computer.
One has to be connected to a base In a wireless home network, there is no requirement for a computer to be connected, via wire/cable. The modem must be wired to router is the only requirement.
2 words...Wireless Network.