While this question is very vague, I believe the club you're referring to is the TMRC, the Tech Model Railroad Club at MIT. They experimented with computers controlling the train sets.
http://tmrc.mit.edu/history/
mini computer/main frame computers
Two distinct types of computers are laptops and desktops. There are many other types of computers under these two main categories.pc dektops laptops plamstop workstation sever main computer mini fram super wearable
Micro computer. Main-frame computer. Super computer.
Yes, they can.
You can get all the info on the TS on this link http://support.microsoft.com/kb/186498 Server Computer is the head of all the network computers that called as a client computer. Server computer main duty is the main storage of all the data of the client computers. Also, Server computer has the Main system that the client computers will be using.
Motherboard
Hardware, Software and data are the main components of a computer. Everything else in a computer is for the most part nonessential.
windows server is a bunch of computers connected to one computer. they basically use the main computers mainframe
Computers have hardware (the parts the computer is made up from) and software (programs)
Based on the size and use, computers can be categorized into seven types. They are embedded computers, super computers, main frame computers, servers, game consoles, mobile computers and personal computers.
CPU, RAM, Motherboard
You, unfortunately, cannot attach a tower computer to your main one. However, you can network your computers together so that your back up computer can have access to the drives on your main computer so you can back up your information as you see fit. To do this, you can utilize a router with a built in switch or you can simply just a switch to network your computers together.