1) What do you mean by data communication? Explain in detail.
2) Write down the three criteria essential for the effective and efficient network?
3) Write down the three fundamental characteristics that determine the effectiveness of data communication system?
4) Write down the advantages of distributed processing.
5) Explain why protocols are needed?
6) Explain why standards are needed?
7) For n devices in the network, what is the number of cable links needed for mesh and ring topology?
8) Write down the difference between a passive and an active hub?
9) Write down the difference between peer-to-peer relationship and primary-secondary relationship.
10) Suppose six devices are arranged in mesh topology. How many cables are required? How many ports are required for each device?