CS101 Assignment # 5 Solution

Q.1 XYZ is an organization, wants to develop the network. Total numbers of computers are 7. Which topology is best suitable for the network? Justify your answer. 4 Marks 
Answer:
Bus is a possible selection for networking of 7 computers due to following: 
 No server required. 
 If one node is down, the overall functionality of network is not affected. 
 All computers can receive the message at same time and respond accordingly.

Q.2 If computer A wants to transmit the data to computer F, then 6 Marks 
What condition should A satisfy? 
What protocol should be used? 
And how the data will transmit?

Answer:
1. 1st Part (Conditions): 
 Data transmission may be counter clockwise. 
 Nodes should not fail during the process. 
2. 2nd Part (Protocol): 
 Sensing idle connection before data transmission. 
 Re-send data if packet data is corrupted or lost. 
3. 3rd Part (Data transmission): 
 Data is transmitted by computer A and received by computer H. 
 Computer H receives it and then re-sends it to next computer which is computer H.
 Computer H also receives it and finds it to be not related to computer 
H. Therefore, it passes the data to next computer which is F. 
 Computer F receives the data and processes it.