Question 4: How many permutations can you represent with 6 binary digits? _________________________________ In TCP, the port number is 16 bits long. How many different port numbers can be represented? _____________________________ Your display has 64k color levels. To represent these colors, it requires ____________________ bits. If the classifications for students are freshmen, sophomore, junior, senior, master, and doctorate, how man bits would be needed to represent these options? _______________________________________.