Usually. Most N routers support g for backward compatability, so it should work just fine.
You can use router of G or N type and the same type wireless adapter. Of course you can use wireless N adapter with G-type router and reverse.
Yes.
802.11
yes it can
it says it on the router
It's not about computer, it's about which wireless adapter you are going to use. If you want take advantage of Wireless-N, you have to have a wireless adapter N.
No.
Yes, however, your internet speed will only be that of the G router which is comparably slower than that of an N router.
A Wireless N router simply uses different types of Hardware, the exact piece is called a N Connector. This allows for the router to not only put out a wireless signal, but it also allows for the router to receive wireless signal. This works great for computers that cannot pick up wireless signals normally.
They both allow computers to connect without using wires. They use the same frequency.
You can buy a N wireless router from sites such as Amazon.com or from your Internet Service Provider. Best Buy also carries wireless N routers in their stores.
wireless modem is a modem built in with wireless router, people use router seperately to connect to internet because their modem doesn't have a built in router. you can replace a wireless modem to a wirelss n modem.