What is track in information technology?

The principal proudly reports to the PTO that the schools computers have ethernet cards and are WiFi capable How is this important? Working principle of centrifugal compressor? What is process switching? Who was the widow in peer gynt? Is connectionless the same is wireless? What is the proper way to turn off your computer? How does APM control power management? How can you have 2 separate internet service providers in one house? Why is a computer called versatile machine? What is meaning of a2xway cable? Is 256 MB good for a computer? What are the four components of fire? Function of trimmer resistor? My speakers won't work on the Internet but they will play when not on the Internet what should i do? What are the advantages of ieee 802.4? Did the Victorians have phones? Where was the stopwatch was invented? What is the wpm code like what does it stand for? What is the program that runs automatically without human intervention? How can I use MATLAB to calculate and sort eigenvalues efficiently?