Question 1: 
What is meant by a "nondeterministic" protocol? Give an example. 

Question 2: 
Your wireless LAN device has just sent a request to send (RTS). What happens next? 

Question 3: 
Your company wants to create a wireless network for the entire office building. The building is 10 stories high, and the company wants to incorporate IEEE 802.11a by placing one access point on the tenth floor. Will this layout work? Explain. 

Question 4: 
Why is ARP necessary if every workstation connected to the Internet has a unique IP address? 

Question 5: 
What are the main advantages and disadvantages of: 
• centralized routing 
• distributed routing 
• adaptive routing 

Question 6: 
What are the various combinations of circuit switched and packet switched networks and connection-oriented and connectionless network applications? Explain each case with examples. 

Question 7: 
Compare and contrast star, bus and ring topologies of computer networks. 

Question 8: 
Generate the parity bits and longitudinal parity bits for even parity for the characters 0101010, 0011010, 0011110, 1111110, and 0000110. 

Rationale 
This assignment is designed to assess students' ability to describe, analyse and understanding of: 
• Protocol 
• Standard 
• LAN 
• Routing 
• Packet switched networks