Q1. In case, when two-way handshake is used instead of three-way handshake for setting up a connection can deadlock take place? Validate your answer.
Q2. describe DES algorithm which is used for the encryption.
Q3. The session layer consists of four data stream. Could any of them be eliminated devoid of any loss of functionality? If so, describe how? If not, describe why?
Q4. By using MIT public key cryptosystem with a = 1, b = 2, c = 3 and so on. Determine e and encrypt the string “abcdefghij” for p = 5, q = 11 and d = 27.
Q5. Derive the formula for M/M/1 queue to find out the Average number of customers in the system and Average waiting time in the system.
Q6. prepare a detail note on one of the given:
a) Wireless LAN
b) X.25 Network
c) Frame Relay