CS601 Data Communication Assignment 1 Solution Fall 2014

Question No.1 (10 Marks)
Let us consider a computer network in which each computer has number of I/O ports equal to 8. In this network every device has dedicated point to point link to every other device. You are required to fill in the following table with correct answers:

Number of computers Calculations
9 I/O ports+1=No. of Computers
Number of links for this network Calculations
36 n(n-1)/2=?
Question No. 2 (5 Marks)
Write the correct Transmission Mode for each of the following hardware devices in the given table?
Hardware devices Transmission mode
Mouse Simplex mode
Scanner Simplxe mode
Walkie-Talkie Half duplex mode
Telephone Full duplex
Fax Machine Half deplux mode