Question 4 Imperial University College has two faculties in one building and a total of Pcs is 1000, including in computer labs. The Director of the Information Communication Technology (ICT) Centre does have a few requirements. He wants to ensure that it can easily expand its LAN in the future without unreasonable costs and moving a lot of equipment. The Director also wants to ensure that every department has very fast access to the LAN, and, of course, it wants the LAN to remain up at all times. Discuss variables influencing the final cost of implementing a certain media type. (25 marks)