Depending on what you have done you should just be able to plug it in, it will ask you on i Tunes if you would like to sync or erase and sync. So you should be able to. Same if it was synced with a different computer.
Without seeing either of them, a good assumption is that you are using a monitor with a newer DVI input as opposed to a VGA input. You can purchase an adapter to connect the monitor to the older computer.
You need a computer monitor because it's what displays the actual images on a computer. A computer without a monitor would be like having a television remote without the actual screen. The monitor is a crucial piece of the device, without which it is basically unusable.
There is no way that USB can transfer the amount of data needed to show blu-ray video fast enough.
Search Google, and download Sharepod or iDump. These are free and will transfer music from an iPod to a computer.
You can acquire a computer monitor cover without buying one by making one yourself. Another way to acquire a computer monitor cover is by asking if your friends or family has one for free.
You can get a cable for your camera which would connect to a computer USB port.
If you can troubleshoot the problem without opening your computer, that is best. So, connect a known working monitor to see if it works. If not, I guess you have to suspect the video card. :)
I believe that it is possible to connect to computers to one monitor. I have worked with brand new LCD monitors with two inputs - one DVI and one VGA. The monitor auto-senses which port is being used. So in theory, use the auto detect button on the front of the LCD panel to switch between computers.
Get a monitor with an HDMI or analog input and connect it to a cable TV tuner.
Monitor cables are used to connect computer monitors to the PC tower. Without monitor cables, you would not be able to see anything on your screen from the PC.
There is no way to connect these two without spending around £60 on an adapter. It would be cheaper to buy a Freeview HD box, then connect this to the screen with HDMI.
Yes, any wireless router can be used with the iPad without a computer.